category.连接器_category.连接器品牌厂家，型号_价格_规格

类别是'category.端子 - 环形连接器' (10000)

所有品牌

产品型号	品牌	数据表	库存	价格(含增值税)	数量	工厂交货时间	生命周期状态	触点镀层	底架	材料	本体材质	端子材料																																														操作温度	包装	系列	无铅代码	终端	ECCN 代码	类型	颜色	性别	HTS代码	子类别	方向	深度	Reach合规守则	额定电流	终端样式	触点性别		线规	弱电	镀层	连接器支持类型	导线/电缆种类	线规（最大值）	线规（最小值）	本体镀层	可密封	端子和接线板类型	大小	安全认证	绝缘直径	绝缘材料	端子类型	产品类别	导线/电缆直径	孔直径	导线截面	配接片宽度	绝缘电线支架	终端性别	总长度	安装角	符合标准	端子镀层	产品长度
696451-1	TE Connectivity	数据表	1874 In Stock	1: ¥11.694864 10: ¥11.032889 100: ¥10.408390 500: ¥9.819231 查看所有的价格 -	最小起订量: 1 最小包装量: 1	27 Weeks	Tin	Copper	无	0.031852 oz	1000	In-Line	磷青铜	16 AWG	TE Connectivity	PIDG	Details	AMP					696451-1	有	活跃	TE CONNECTIVITY LTD	1.66		Box	PIDG	有		EAR99	接线端子	Red		8536.90.40.00	Terminals			compliant		Crimp		22 to 16, 22 AWG	16 AWG		Nickel					Nickel		线端子				Nylon		Terminals			1.65 mm2				FEMALE			Splices			Terminals			22.42(mm)
640903-2	TE Connectivity	数据表	16000 In Stock	-	最小起订量: 1 最小包装量: 1	9 Weeks	Tin	Brass	Brass	Brass	-	AMP			640903-2	有	活跃	TE CONNECTIVITY LTD	0.7	22 to 18, 22 AWG	5.16 mm²	7.62(mm)	无	Nylon (Polyamide)	300 V	0.069137 oz	4000	推入式	22 AWG	Brass	18 AWG	TE Connectivity	FASTON	Details		卷带	250 FASTON			EAR99	快速断开装置	Red	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Pin (Male)	Nylon	18 AWG		Tin					Tin		PUSH-ON TERMINAL				Nylon	Female Quick Disconnect	Terminals			1.23 mm2	6.35 mm x 0.81 mm			FEMALE			快速断开	Straight		Terminals		23.36 mm	23.36(mm)		22.86 mm	-
640417-2	TE Connectivity	数据表	1817 In Stock	1: ¥1.387053 10: ¥1.308541 100: ¥1.234473 500: ¥1.164597 查看所有的价格 -	最小起订量: 1 最小包装量: 1	10 Weeks	Tin	Brass	Brass	Brass	-	AMP			640417-2	有	活跃	TE CONNECTIVITY LTD	1.65	640417	18 to 14, 18 AWG	8.11(mm)	无	Uninsulated	-	0.042681 oz	2400	推入式	-	Brass	14 AWG	TE Connectivity / AMP	FASTON	Details		卷带	Fastin-Faston	有		EAR99	快速断开装置	-	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Pin (Male)	Not Insulated	14 AWG							Pre-Tin		PUSH-ON TERMINAL				Not Insulated	Female Quick Disconnect	Terminals				6.35 mm x 0.81 mm			FEMALE			快速断开	Straight		Terminals		20.39 mm	20.39(mm)		20.39 mm	4.78 mm
640909-1	TE Connectivity	数据表	25 In Stock	1: ¥3.741827 10: ¥3.530026 100: ¥3.330214 500: ¥3.141711 查看所有的价格 -	最小起订量: 1 最小包装量: 1	13 Weeks	Tin	Brass	Brass	Brass	活跃	TE CONNECTIVITY LTD	1.11	640909	22 to 18, 22 AWG	2.7 mm²	6.35(mm)	无		EAR99	无	640909-1	22	0.5mm	Cable lug: Copper tin plated	0.90mm²	180°	1pc(s)	18	0.30mm²	0.30 - 0.90 mm²	5.21mm	有	部分绝缘	Red	Crimp	Brass	Nylon	300 V	0.040001 oz	1000	推入式	22 AWG	18 AWG	TE Connectivity	FASTON	Details	-	Nylon (Polyamide)	AMP			640909-1		Bulk	PIDG FASTON .250			EAR99	快速断开装置	Red	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	-	有	18 AWG		Tin					Tin		PUSH-ON TERMINAL	5.21 x 0.5 mm			Nylon	Female Quick Disconnect	Terminals			0.96 mm2	5.21 mm x 0.51 mm			FEMALE	0.82in	快速断开	Straight	Terminals	20.32 mm	20.82(mm)	20.32 mm	6.35 mm
62409-1	TE Connectivity	数据表	20000 In Stock	1: ¥0.403506 10: ¥0.380666 100: ¥0.359119 500: ¥0.338792 查看所有的价格 -	最小起订量: 1 最小包装量: 1	8 Weeks	Tin over Copper	Brass	Brass	Brass	-	AMP			62409-1	有	活跃	TE CONNECTIVITY LTD	1.1	5.14 mm²	7.5(mm)	-30C to 110C	无	6.35mm	Solder	Brass	1.4mm	-	0.282192 oz	1	PCB	TE Connectivity	FASTON	Details		Bag	FASTON .250			EAR99	快速断开终端	不需要	Plug	8536.90.40.00	Terminals			compliant	-	通孔	-	Not Insulated	12-24(AWG)		Tin Over Copper					Tin Over Copper		标签终端		CSA; UL		Non-Insulated		Terminals				6.35 mm x 0.81 mm			MALE		15.8mm	快速断开	-	UL, CSA	Terminals	Tin	15.8 mm	15.8(mm)		15.8 mm	7.5 mmm			0.83mm
63096-1	TE Connectivity	数据表	500 In Stock	1: ¥0.920499 10: ¥0.868395 100: ¥0.819241 500: ¥0.772869 查看所有的价格 -	最小起订量: 1 最小包装量: 1	10 Weeks	Unplated	Brass	Brass			63096-1	有	活跃	TE CONNECTIVITY LTD	1.69	18 to 14, 18 AWG	5.16 mm²	无	-	0.020106 oz	11000	推入式	-	Brass	14 AWG	TE Connectivity / AMP	FASTON	Details	Not Insulated	-	AMP		卷带	250 FASTON	有		EAR99	Receptacle	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Pin (Male)		14 AWG									PUSH-ON TERMINAL				Non-Insulated		Terminals			2 mm2	6.35 mm x 0.81 mm			FEMALE			快速断开	直角		Terminals		13.71 mm	13.71(mm)		10.41 mm	7.62 mm
61945-1	TE Connectivity	数据表	1030 In Stock	1: ¥0.873406 10: ¥0.823968 100: ¥0.777329 500: ¥0.733329 查看所有的价格 -	最小起订量: 1 最小包装量: 1	8 Weeks	Tin	Brass	Brass	FASTON	Details	Not Insulated	-	AMP				61945-1	有	活跃	TE CONNECTIVITY LTD	1.66	18 to 16, 18 AWG	3.86 mm²	5.58(mm)	-40C to 110C	无	Crimp	Brass	-	0.012981 oz	18000	-	-	16 AWG		卷带	FASTON .187	有		EAR99	快速断开装置	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	-	TE Connectivity / AMP	16 AWG		Tin					Tin		PUSH-ON TERMINAL				Non-Insulated		Terminals				4.75 mm x 0.81 mm			FEMALE		0.59in	快速断开	-		Terminals		14.98 mm	14.98(mm)		14.98 mm	5.84 mm
60195-2	TE Connectivity	数据表	39900 In Stock	1: ¥0.385686 10: ¥0.363854 100: ¥0.343259 500: ¥0.323829 查看所有的价格 -	最小起订量: 1 最小包装量: 1	7 Weeks	Production (Last Updated: 2 days ago)	Tin	Brass	Brass	TE Connectivity / AMP	Not Insulated	-	AMP			60195-2	有	活跃	TE CONNECTIVITY LTD	1.08	60195	20 to 14, 20 AWG	4.23 mm²	6.35 mm	无	5.207 mm	Brass	ACTIVE (Last Updated: 2 days ago)	Compliant	-	0.025679 oz	5000	推入式	-		卷带	205		Receptacle	EAR99	快速断开终端	不需要	Receptacle	8536.90.40.00	Terminals	直角	6.35 mm	compliant	-	Crimp	-	14 AWG	14 AWG	Compliant	Tin		Discrete	14 AWG	20 AWG	Tin	无	PUSH-ON TERMINAL			4.318 mm	Non-Insulated		Terminals	4.32 mm			5.21 mm x 0.81 mm	5.21 mm	有	FEMALE			快速断开	直角		Terminals		13.46 mm	13.46(mm)		13.462 mm	6.35 mm			812.8 µm	无	不适用
61375-1	TE Connectivity	数据表	84000 In Stock	-	最小起订量: 1 最小包装量: 1	11 Weeks	Tin	Brass	Brass	Brass	Not Insulated	-	Uninsulated	AMP			61375-1	有	活跃	TE CONNECTIVITY LTD	1.66	18 to 14, 18 AWG	5.16 mm²	7.62(mm)	-40C to 110C	无	-	0.029524 oz	12000	推入式	-	Brass	14 AWG	TE Connectivity / AMP	FASTON		卷带	250 FASTON	有		EAR99	快速断开终端	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Male	Details	14 AWG		Tin					Tin		PUSH-ON TERMINAL				Non-Insulated	Female Quick Disconnect	Terminals				6.35 mm x 0.81 mm			FEMALE			快速断开	Straight		Terminals		19.17 mm	19.17(mm)		19.18 mm	7.49 mm
61436-2	TE Connectivity	数据表	N/A	1: ¥2.723668 10: ¥2.569498 100: ¥2.424055 500: ¥2.286845 查看所有的价格 -	最小起订量: 1 最小包装量: 1	7 Weeks	Tin	Brass	Brass	AMP				61436-2	有	活跃	TE CONNECTIVITY LTD	1.11	61436	22 to 16, 22 AWG	9.4(mm)	-40C to 110C	无	-	Not Insulated	Details	TE Connectivity / AMP	16 AWG	Brass	-	Screw	7000	0.020247 oz		卷带	614	有		EAR99	环形舌片端子	不需要	-	8536.90.40.00	Terminals			compliant	-	Crimp	-	-	16 AWG		Tin					Tin		环形端子				Non-Insulated		Terminals			1.3 mm2	4.5 mm				4/4.16(mm)		螺丝端子	Straight		Terminals		19.51 mm	19.51(mm)		19.61 mm	9.4 mm
62814-2	TE Connectivity	数据表	36000 In Stock	-	最小起订量: 1 最小包装量: 1	10 Weeks	Tin	Brass	Brass	Brass	-	AMP			62814-2	有	活跃	TE CONNECTIVITY LTD	1.69	22 to 18, 22 AWG	5.16 mm²	7.62 mm	无	Uninsulated	-	0.022540 oz	12000	推入式	-	Brass	18 AWG	TE Connectivity / AMP	FASTON	Details		卷带	250 FASTON	有		EAR99	快速断开终端	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Pin (Male)	Not Insulated	18 AWG		Tin					Tin		PUSH-ON TERMINAL				Non-Insulated	Female Flag Disconnect	Terminals			0.9 mm2	6.35 mm x 0.81 mm			FEMALE			快速断开	直角		Terminals		13.71 mm	13.71(mm)		10.41 mm	7.62 mm
60123-2	TE Connectivity	数据表	130 In Stock	1: ¥0.979288 10: ¥0.923856 100: ¥0.871563 500: ¥0.822229 查看所有的价格 -	最小起订量: 1 最小包装量: 1	7 Weeks	Tin	Brass	Brass	60123-2	有	活跃	TE CONNECTIVITY LTD	1.65	26 to 20, 26 AWG	6.35(mm)	无	Brass	-	0.016014 oz	12000	Screw	-	20 AWG	TE Connectivity / AMP	Details	Not Insulated	-	AMP				卷带		有		EAR99	环形舌片端子	不需要	-	8536.90.40.00	Terminals			compliant	-	Crimp	-		20 AWG		Tin					Tin		环形端子				Non-Insulated		Terminals			0.6 mm2	3.61 mm				3.5 mm	14.35mm	螺丝端子	Straight		Terminals		14.35 mm	14.35(mm)		14.35 mm	6.35 mm	0.51mm
62935-1	TE Connectivity	数据表	37500 In Stock	-	最小起订量: 1 最小包装量: 1	11 Weeks	Tin	Brass	活跃	TE CONNECTIVITY LTD	1.12	27 to 23, 27 AWG	4.32(mm)	-65C to 105C	无	0.018872 oz	12500	PCB	Brass	23 AWG	TE Connectivity / AMP	Details	Not Insulated	AMP					62935-1		卷带	630			EAR99	磁导线端子	不需要	Receptacle	8536.90.40.00	Terminals			compliant		IDC		有	18 AWG		Tin					Tin		线端子				Non-Insulated		Terminals			0.9 mm2	# 2			FEMALE			专用终端			Terminals		7.87 mm	7.87(mm)
63596-1	TE Connectivity	数据表	2600 In Stock	-	最小起订量: 1 最小包装量: 1	10 Weeks	Unplated	Brass	Brass	AMP				63596-1	有	活跃	TE CONNECTIVITY LTD	1.1	18 to 14, 18 AWG	3.86 mm²	5.71(mm)	无	-	0.017037 oz	12500	推入式	-	Brass	14 AWG	TE Connectivity / AMP	FASTON	Details	Not Insulated		卷带	187 FASTON			EAR99	快速断开终端	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Pin (Male)	-	14 AWG									PUSH-ON TERMINAL				Non-Insulated		Terminals				4.75 mm x 0.81 mm			FEMALE			快速断开	Straight	UL, CSA	Terminals		16.25 mm	16.25(mm)		17.78 mm	5.72 mm
61795-3	TE Connectivity	数据表	18442 In Stock	1: ¥0.353068 10: ¥0.333083 100: ¥0.314230 500: ¥0.296443 查看所有的价格 -	最小起订量: 1 最小包装量: 1	7 Weeks	Tin	Brass	Brass			61795-3	有	活跃	TE CONNECTIVITY LTD	1.06	61795	18 to 14, 18 AWG	11.3(mm)	-40C to 110C	无	Uninsulated	0.025821 oz	9000	Screw	-	Steel	14 AWG	TE Connectivity	Details	Not Insulated	AMP		卷带		有		EAR99	环形舌片端子	不需要	Female	8536.90.40.00	Terminals			compliant		Crimp			14 AWG		Tin					Tin		环形端子				Non-Insulated		Terminals			2 mm2	# 10			FEMALE	4.82 mm		螺丝端子			Terminals		19.6 mm	19.6(mm)
63757-1	TE Connectivity	数据表	39 In Stock	1: ¥0.891612 10: ¥0.841146 100: ¥0.793534 500: ¥0.748611 查看所有的价格 -	最小起订量: 1 最小包装量: 1	7 Weeks	Unplated	Brass	Brass	FASTON	Details	Not Insulated	-	AMP				63757-1	有	活跃	TE CONNECTIVITY LTD	1.12	Crimp	16 to 12, 16 AWG	5.14 mm²	8(mm)	-40C to 110C	无	-	0.032699 oz	5500	推入式	-	Brass	12 AWG	-40 to 110 °C	卷带	250 FASTON			EAR99	快速断开终端	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Pin (Male)	TE Connectivity / AMP	12 AWG									PUSH-ON TERMINAL				Non-Insulated		Terminals				6.35 mm x 0.81 mm			FEMALE			快速断开	Straight		Terminals		19.18 mm	19.18(mm)		-	7.65 mm
66024-6	TE Connectivity	数据表	2136 In Stock	1: ¥8.403926 10: ¥7.928230 100: ¥7.479464 500: ¥7.056100 查看所有的价格 -	最小起订量: 1 最小包装量: 1	12 Weeks, 2 Days	Tin	Copper	Copper	AMP				66024-6	有	活跃	TE CONNECTIVITY LTD	0.75	16 to 14, 16 AWG	5.16 mm²	7.87(mm)	无	-	0.042047 oz	100	推入式	16 AWG	Copper	14 AWG	TE Connectivity	FASTON	Details	Vinyl		Box	250 FASTON			EAR99	PIDG 快速断开终端	Blue	Plug	8536.90.40.00	Terminals			compliant	-	Crimp	-	-	14 AWG		Tin					Tin		标签终端				Polyvinyl Chloride		Terminals			2 mm2	6.35 mm x 0.81 mm			MALE			快速断开	Straight		Terminals		25.17 mm	25.17(mm)		25.17 mm	7.87 mm
60736-2	TE Connectivity	数据表	1090 In Stock	1: ¥0.947906 10: ¥0.894251 100: ¥0.843632 500: ¥0.795879 查看所有的价格 -	最小起订量: 1 最小包装量: 1	10 Weeks	Tin	Brass	Brass			60736-2	有	活跃	TE CONNECTIVITY LTD	1.69	24 to 20, 24 AWG	5.16 mm²	7.4(mm)	-40C to 110C	无	0.028043 oz	3000	Cable Mount / Free Hanging	-	-	20 AWG	TE Connectivity / AMP	FASTON	Details	Not Insulated	AMP		卷带	250 FASTON	有		EAR99	快速断开终端	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	-		20 AWG		Tin					Tin		线端子				Non-Insulated		Terminals				6.35 mm x 0.81 mm			FEMALE			快速断开	Straight		Terminals			11.5(mm)
62806-1	TE Connectivity	数据表	100 In Stock	1: ¥1.894010 10: ¥1.786802 100: ¥1.685662 500: ¥1.590248 查看所有的价格 -	最小起订量: 1 最小包装量: 1	15 Weeks	Production (Last Updated: 5 days ago)	Tin	通孔	Brass	Brass	62806-1	有	活跃	TE CONNECTIVITY LTD	1.67	62806	7.49 mm	-30C to 110C	2.6(mm²)	无	-	0.014533 oz	1000	PCB	Brass	TE Connectivity / AMP	Details	Not Insulated	-	6.35 mm	ACTIVE (Last Updated: 5 days ago)	AMP		Bag		有	Receptacle	EAR99	插座端子		Receptacle	8536.90.40.00	Terminals			compliant	-	通孔	-			Compliant	Tin					Tin Over Copper		PUSH-ON TERMINAL				Not Insulated		Terminals		2.54 mm		6.35 mm x 0.41 mm	6.35 mm	无	FEMALE			快速断开	-		Terminals		7.49 mm	7.49(mm)	7.37 mm	-	7.49 mm		1.5748 mm	406.4 µm		无铅
61165-1	TE Connectivity	数据表	2690 In Stock	-	最小起订量: 1 最小包装量: 1	10 Weeks	Unplated	Brass	Brass			61165-1	有	活跃	TE CONNECTIVITY LTD	1.67	61165	20 to 16, 20 AWG	4.95(mm)	无	-	0.008466 oz	4000	Cable Mount / Free Hanging	-	Brass	16 AWG	TE Connectivity / AMP	Details	Not Insulated	-	AMP		卷带					按钮端子	-	Male		Terminals			compliant	-	Crimp	-		16-20(AWG)			连接器附件										Insulated		Terminals				-						专用终端	Straight		Terminals		7.87 mm	7.87(mm)		8.08 mm	-
61951-1	TE Connectivity	数据表	159 In Stock	1: ¥1.612868 10: ¥1.521573 100: ¥1.435447 500: ¥1.354195 查看所有的价格 -	最小起订量: 1 最小包装量: 1	14 Weeks	Tin	Brass	Brass	61951-1	有	活跃	TE CONNECTIVITY LTD	1.66	2.41 mm²	7.49(mm)	-30C to 110C	无	-	0.066174 oz	1000	PCB	Brass	TE Connectivity / AMP	FASTON	Details	Not Insulated	-	AMP				卷带	187 FASTON	有		EAR99	快速断开终端	不需要	Plug	8536.90.40.00	Terminals			compliant	-	Stud	-									Tin		标签终端				Non-Insulated		Terminals				4.75 mm x 0.51 mm			MALE			快速断开	-	UL, CSA	Terminals		11.05 mm	11.05(mm)		11.05 mm	7.49 mm
63010-1	TE Connectivity	数据表	33000 In Stock	-	最小起订量: 1 最小包装量: 1	10 Weeks	Tin	Brass	Brass	Not Insulated	-	AMP				63010-1	有	活跃	TE CONNECTIVITY LTD	1.67	63010	18 to 14, 18 AWG	5.16 mm²	7.62 mm	无	-	0.026526 oz	11000	推入式	-	Brass	14 AWG	TE Connectivity / AMP	FASTON		卷带	250 FASTON	有		EAR99	Receptacle	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Pin (Male)	Details	14 AWG									PUSH-ON TERMINAL				Non-Insulated		Terminals			2 mm2	6.35 mm x 0.81 mm			FEMALE			快速断开	直角		Terminals		13.71 mm	13.71(mm)		10.41 mm	7.62 mm
60650-1	TE Connectivity	数据表	6000 In Stock	1: ¥0.468904 500: ¥0.344784 1000: ¥0.287321 2000: ¥0.263594 查看所有的价格 -	最小起订量: 1 最小包装量: 1	10 Weeks	Unplated	Brass	Brass	AMP				60650-1	有	活跃	TE CONNECTIVITY LTD	1.66	18 to 14, 18 AWG	5.16 mm²	7.54(mm)	无	-	0.025891 oz	10000	推入式	-	Brass	14 AWG	TE Connectivity / AMP	FASTON	Details	Not Insulated		卷带	250 FASTON	有		EAR99	Receptacle	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Male	-	14 AWG									PUSH-ON TERMINAL				Non-Insulated		Terminals			2 mm2	6.35 mm x 0.81 mm			FEMALE			快速断开	Straight		Terminals		19.05 mm	19.05(mm)		19.04 mm	7.54 mm
63067-1	TE Connectivity	数据表	21 In Stock	1: ¥1.546732 10: ¥1.459181 100: ¥1.376586 500: ¥1.298666 查看所有的价格 -	最小起订量: 1 最小包装量: 1	8 Weeks	Tin	Brass	Brass	Brass	63067-1	有	活跃	TE CONNECTIVITY LTD	1.12	5.16 mm²	8.38(mm)	-30C to 110C	无	2.54mm	-	0.019189 oz	1000	推入式	Brass	TE Connectivity	FASTON	Details	Not Insulated	-	AMP			Bag	250 FASTON			EAR99	快速断开终端	不需要	Plug	8536.90.40.00	Terminals			compliant	-	Solder	Socket (Female)		12-24(AWG)		Tin Over Copper					Tin Over Copper		标签终端				Non-Insulated		Terminals				6.35 mm x 0.81 mm			MALE			快速断开	Straight	UL, CSA	Terminals	Tin	14.61 mm	14.61(mm)		14.61 mm	8.38 mm
62572-1	TE Connectivity	数据表	130 In Stock	1: ¥1.364536 10: ¥1.287299 100: ¥1.214432 500: ¥1.145691 查看所有的价格 -	最小起订量: 1 最小包装量: 1	7 Weeks	Unplated	Brass	Brass	62572-1	有	活跃	TE CONNECTIVITY LTD	1.12	20 to 16, 20 AWG	2.2 mm²	4.57(mm)	-40C to 110C	无	0.007901 oz	9000	Cable Mount / Free Hanging	20 AWG	-	16 AWG	TE Connectivity / AMP	FASTON	Details	AMP				卷带	Fastin-Faston			EAR99	快速断开终端	不需要	Receptacle	8536.90.40.00	Terminals			compliant	-	Crimp	Socket (Female)		16 AWG							不需要		PUSH-ON TERMINAL				Non-Insulated		Terminals			1.42 mm2	2.79 mm			FEMALE			快速断开	Straight		Terminals		13.97 mm	13.97(mm)		13.97 mm