DigiKey Datasheets for Locknuts

Locknuts are a type of prevailing-torque fastener that resists loosening under vibration and torque. They differ from standard nuts because they typically have friction-increasing bearing surfaces (e.g., pitted grooves on flanges) or special internal thread-geometries.
Locknuts: Learn more

Product Name	Notes
Nuts -- RPC6975-ND	"#10-24 Locknut Nut 0.366"" (9.30mm) Nylon"
Nuts -- RPC6974-ND	"#10-32 Locknut Nut 0.366"" (9.30mm) Nylon"
Nuts -- 298-14202-ND	"#10-32 Locknut Nut 0.380"" (9.65mm)"
Nuts -- RPC8734-ND	"#10-32 Locknut Nut 0.425"" (10.80mm) Nylon"
Nuts -- RPC6978-ND	"#2-56 Locknut Nut 0.181"" (4.60mm) Nylon"
Nuts -- RPC8686-ND	"#4-40 Locknut Nut 0.625"" (15.88mm) 5/8"" Nylon"
Nuts -- RPC6977-ND	"#6-32 Locknut Nut 0.303"" (7.70mm) Nylon"
Nuts -- RPC8732-ND	"#6-32 Locknut Nut 0.350"" (8.89mm) Nylon"
Nuts -- RPC8689-ND	"#6-32 Locknut Nut 0.625"" (15.88mm) 5/8"" Nylon"
Nuts -- RPC6976-ND	"#8-32 Locknut Nut 0.335"" (8.50mm) Nylon"
Nuts -- RPC8733-ND	"#8-32 Locknut Nut 0.385"" (9.78mm) Nylon"
Nuts -- RPC8692-ND	"#8-32 Locknut Nut 0.625"" (15.88mm) 5/8"" Nylon"
Nuts -- RPC6973-ND Nuts -- RPC8650-ND	"1/4""-20 Locknut Nut 0.425"" (10.80mm) Nylon"
Nuts -- RPC8735-ND	"1/4""-20 Locknut Nut 0.510"" (12.95mm) Nylon"
Nuts -- RPC8588-ND Nuts -- RPC8591-ND Nuts -- RPC8592-ND Nuts -- RPC8706-ND	"1/4""-20 Locknut Nut Nylon"
Nuts -- RPC8593-ND	"1/4""-28 Locknut Nut Nylon"
Nuts -- SC2809-ND	"1/4""-32 Locknut Nut 0.312"" (7.92mm) 5/16"" Copper Alloy"
Nuts -- SC1511-ND	"1/4""-32 Locknut Nut 0.375"" (9.53mm) 3/8"" Copper Alloy"
Nuts -- SC2531-ND	"15/32""-32 Locknut Nut 0.562"" (14.27mm) 9/16"" Copper Alloy"
Nuts -- SC2808-ND	"3/8""-32 Locknut Nut 0.500"" (12.70mm) 1/2"" Copper Alloy"
Nuts -- RPC8600-ND	"3/8""-32 Locknut Nut 0.500"" (12.70mm) 1/2"" Nylon"
Nuts -- RPC8655-ND	"5/16""-18 Locknut Nut 0.500"" (12.70mm) 1/2"" Nylon"
Nuts -- RPC8613-ND	"5/8""-11 Locknut Nut Nylon"
Nuts -- SC2810-ND	"9/32""-32 Locknut Nut 0.344"" (8.74mm) 11/32"" Copper Alloy"
Nuts -- RPC1307-ND	"M12 Locknut Nut 0.669"" (17.00mm) Nylon"
Nuts -- 1417659-ND	"M12 Locknut Nut 0.710"" (18.00mm) Polyamide"
Nuts -- 1772440000-ND	"M12x1.5 Locknut Nut 0.709"" (18.00mm) Polyamide"
Nuts -- 1920-2270-ND Nuts -- 1920-2275-ND	"M12x1.5 Locknut Nut 0.748"" (19.00mm) Polyamide"
Nuts -- RPC1901-ND	"M16 Locknut Nut 0.866"" (22.00mm) Nylon"
Nuts -- 1417660-ND	"M16 Locknut Nut 0.866"" (22.00mm) Polyamide"
Nuts -- 1736920000-ND Nuts -- 1920-2165-ND Nuts -- 1920-2271-ND Nuts -- 281-5869-ND	"M16x1.5 Locknut Nut 0.866"" (22.00mm) Polyamide"
Nuts -- 1414570-ND	"M20 Locknut Nut 1.024"" (26.00mm) Polyamide"
Nuts -- RPC3029-ND	"M20 Locknut Nut 1.062"" (26.97mm) 1 1/16"" Nylon"
Nuts -- 281-4710-ND	"M20x1.5 Locknut Nut 0.945"" (24.00mm) Brass"
Nuts -- 1920-1115-ND Nuts -- 1920-2272-ND	"M20x1.5 Locknut Nut 0.945"" (24.00mm) Polyamide"
Nuts -- 1736930000-ND	"M20x1.5 Locknut Nut 1.024"" (26.00mm) Polyamide"
Nuts -- RPC1902-ND	"M25 Locknut Nut 1.260"" (32.00mm) Nylon"
Nuts -- 1417661-ND	"M25 Locknut Nut 1.260"" (32.00mm) Polyamide"
Nuts -- 1920-2273-ND Nuts -- 1920-2276-ND	"M25x1.5 Locknut Nut 1.181"" (30.00mm) Polyamide"
Nuts -- 1736940000-ND	"M25x1.5 Locknut Nut 1.260"" (32.00mm) Polyamide"
Nuts -- RP841-ND	"M32 Locknut Nut 1.614"" (41.00mm) Nylon"
Nuts -- 1417662-ND	"M32 Locknut Nut 1.615"" (41.00mm) Polyamide"
Nuts -- 281-5842-ND	"M32x1.5 Locknut Nut 1.417"" (36.00mm) Brass"
Nuts -- 1920-2274-ND Nuts -- 1920-2277-ND	"M32x1.5 Locknut Nut 1.496"" (38.00mm) Polyamide"
Nuts -- 1736950000-ND Nuts -- 281-4752-ND	"M32x1.5 Locknut Nut 1.614"" (41.00mm) Polyamide"
Nuts -- RPC8622-ND	"M3x0.5 Locknut Nut 0.260"" (6.60mm) Nylon"
Nuts -- RP842-ND	"M40 Locknut Nut 1.969"" (50.00mm) Nylon"
Nuts -- 1417664-ND	"M40 Locknut Nut 1.969"" (50.00mm) Polyamide"
Nuts -- 281-5843-ND	"M40x1.5 Locknut Nut 1.811"" (46.00mm) Brass"
Nuts -- 1736960000-ND Nuts -- 1920-2278-ND Nuts -- 1920-2280-ND	"M40x1.5 Locknut Nut 1.969"" (50.00mm) Polyamide"
Nuts -- RPC8670-ND	"M4x0.7 Locknut Nut 0.276"" (7.00mm) Nylon"
Nuts -- 1417665-ND	"M50 Locknut Nut 2.362"" (60.00mm) Polyamide"
Nuts -- 1736970000-ND Nuts -- 1920-1116-ND	"M50x1.5 Locknut Nut 2.362"" (60.00mm) Polyamide"
Nuts -- RPC8673-ND	"M5x0.8 Locknut Nut 0.315"" (8.00mm) Nylon"
Nuts -- 145-06M050080DWN-ND Nuts -- RPC8721-ND	"M5x0.8 Locknut Nut 0.874"" (22.20mm) Nylon"
Nuts -- 298-20769-ND	"M6 Locknut Nut 0.380"" (9.65mm)"
Nuts -- 1417666-ND	"M63 Locknut Nut 2.953"" (75.01mm) Polyamide"
Nuts -- 1737050000-ND	"M63x1.5 Locknut Nut 2.756"" (70.00mm) Brass"
Nuts -- 1920-2279-ND Nuts -- 1920-2281-ND	"M63x1.5 Locknut Nut 2.953"" (75.00mm) Polyamide"
Nuts -- RPC8676-ND	"M6x1 Locknut Nut 0.394"" (10.00mm) Nylon"
Nuts -- RPC8736-ND	"M6x1 Locknut Nut 0.429"" (10.90mm) Nylon"
Nuts -- 1920-2252-ND Nuts -- 1920-2253-ND	"NPT-1 Locknut Nut 1.614"" (41.00mm) Polyamide"
Nuts -- RP844-ND	"NPT-1 Locknut Nut 1.654"" (42.00mm) Nylon"
Nuts -- RP843-ND	"NPT-1/2 Locknut Nut 1.062"" (26.97mm) 1 1/16"" Nylon"
Nuts -- 1920-1108-ND Nuts -- 1920-1111-ND	"NPT-1/2 Locknut Nut 1.063"" (27.00mm) Polyamide"
Nuts -- RPC1903-ND	"NPT-3/4 Locknut Nut 1.417"" (36.00mm) Nylon"
Nuts -- 1920-1109-ND Nuts -- 1920-1112-ND	"NPT-3/4 Locknut Nut 1.417"" (36.00mm) Polyamide"
Nuts -- RPC3639-ND	"NPT-3/8 Locknut Nut 0.866"" (22.00mm) Nylon"
Nuts -- 1920-1110-ND Nuts -- 1920-2251-ND	"NPT-3/8 Locknut Nut 0.866"" (22.00mm) Polyamide"
Nuts -- 1694090000-ND	"PG11 Locknut Nut 0.827"" (21.00mm) Brass"
Nuts -- RPC1904-ND	"PG11 Locknut Nut 0.945"" (24.00mm) Nylon"
Nuts -- 1719120000-ND Nuts -- 1920-1113-ND Nuts -- 1920-2263-ND	"PG11 Locknut Nut 0.945"" (24.00mm) Polyamide"
Nuts -- 1694100000-ND	"PG13.5 Locknut Nut 0.906"" (23.00mm) Brass"
Nuts -- RPC1905-ND	"PG13.5 Locknut Nut 1.062"" (26.97mm) 1 1/16"" Nylon"
Nuts -- 1697470000-ND	"PG13.5 Locknut Nut 1.062"" (26.97mm) 1 1/16"" Polyamide"
Nuts -- 1920-1114-ND Nuts -- 1920-2264-ND	"PG13.5 Locknut Nut 1.063"" (27.00mm) Polyamide"
Nuts -- RPC1906-ND	"PG16 Locknut Nut 1.181"" (30.00mm) Nylon"
Nuts -- 1697480000-ND Nuts -- 1719140000-ND Nuts -- 1920-2256-ND Nuts -- 7211885-ND	"PG16 Locknut Nut 1.181"" (30.00mm) Polyamide"
Nuts -- 1719200000-ND	"PG21 Locknut Nut 1.260"" (32.00mm) Brass"
Nuts -- 1920-2257-ND Nuts -- 1920-2265-ND	"PG21 Locknut Nut 1.417"" (36.00mm) Polyamide"
Nuts -- 1920-2258-ND Nuts -- 1920-2266-ND	"PG29 Locknut Nut 1.811"" (46.00mm) Polyamide"
Nuts -- CGLN-PG36-BK-ND	"PG36 Locknut Nut 2.362"" (60.00mm) Nylon"
Nuts -- 1920-2267-ND Nuts -- 7211858-ND	"PG36 Locknut Nut 2.362"" (60.00mm) Polyamide"
Nuts -- 1920-2259-ND Nuts -- 1920-2268-ND	"PG42 Locknut Nut 2.559"" (65.00mm) Polyamide"
Nuts -- 1920-2260-ND Nuts -- 1920-2269-ND	"PG48 Locknut Nut 2.756"" (70.00mm) Polyamide"
Nuts -- 1920-2161-ND	"PG7 Locknut Nut 0.591"" (15.00mm) Brass"
Nuts -- RPC3640-ND	"PG7 Locknut Nut 0.748"" (19.00mm) Nylon"
Nuts -- 1920-2254-ND Nuts -- 1920-2261-ND	"PG7 Locknut Nut 0.748"" (19.00mm) Polyamide"
Nuts -- 1694080000-ND	"PG9 Locknut Nut 0.709"" (18.00mm) Brass"
Nuts -- RPC1907-ND	"PG9 Locknut Nut 0.866"" (22.00mm) Nylon"
Nuts -- 1697450000-ND Nuts -- 1719110000-ND Nuts -- 1920-2255-ND Nuts -- 1920-2262-ND	"PG9 Locknut Nut 0.866"" (22.00mm) Polyamide"
Nuts -- RPC8696-ND	#10-24 Locknut Nut Nylon
Nuts -- RPC8578-ND Nuts -- RPC8701-ND	#10-32 Locknut Nut Nylon
Nuts -- RPC8729-ND	#2-56 Locknut Nut Nylon
Nuts -- RPC8730-ND Nuts -- RPC8731-ND	#4-40 Locknut Nut Nylon
Nuts -- 4381-1719200000-ND	LOCK NUT 32.00MM BRASS PG21
Nuts -- 4381-1737030000-ND	LOCK NUT 46.00MM BRASS M40
Nuts -- 6308-GMM-M12/EMV-ND	LOCKNUT NP/BRASS M12X1.5 EMC
Nuts -- 6308-GMM-M12-ND	LOCKNUT NP/BRASS M12X1.5
Nuts -- 6308-GMM-M16/EMV-ND	LOCKNUT NP/BRASS M16X1.5 EMC
Nuts -- 6308-GMM-M16-ND	LOCKNUT NP/BRASS M16X1.5
Nuts -- 6308-GMM-M20/EMV-ND	LOCKNUT NP/BRASS M20X1.5 EMC
Nuts -- 6308-GMM-M20-ND	LOCKNUT NP/BRASS M20X1.5
Nuts -- 6308-GMM-M25/EMV-ND	LOCKNUT NP/BRASS M25X1.5 EMC
Nuts -- 6308-GMM-M25-ND	LOCKNUT NP/BRASS M25X1.5
Nuts -- 6308-GMM-M32/EMV-ND	LOCKNUT NP/BRASS M32X1.5 EMC
Nuts -- 6308-GMM-M32-ND	LOCKNUT NP/BRASS M32X1.5
Nuts -- 6308-GMM-M40-ND	LOCKNUT NP/BRASS M40X1.5
Nuts -- 6308-GMM-M50-ND	LOCKNUT NP/BRASS M50X1.5
Nuts -- 6308-GMM-M63-ND	LOCKNUT NP/BRASS M63X1.5
Nuts -- 6308-GMM-07-ND	LOCKNUT NP/BRASS PG07
Nuts -- 6308-GMM-09-ND	LOCKNUT NP/BRASS PG09
Nuts -- 6308-GMM-11/EMV-ND	LOCKNUT NP/BRASS PG11 EMV
Nuts -- 6308-GMM-11-ND	LOCKNUT NP/BRASS PG11
Nuts -- 6308-GMM-13/EMV-ND	LOCKNUT NP/BRASS PG13.5 EMC
Nuts -- 6308-GMM-13-ND	LOCKNUT NP/BRASS PG13.5
Nuts -- 6308-GMM-16-ND	LOCKNUT NP/BRASS PG16
Nuts -- 6308-GMM-21/EMV-ND	LOCKNUT NP/BRASS PG21 EMC
Nuts -- 6308-GMM-21-ND	LOCKNUT NP/BRASS PG21
Nuts -- 6308-GMM-29-ND	LOCKNUT NP/BRASS PG30
Nuts -- 6308-GMM-42-ND	LOCKNUT NP/BRASS PG42
Nuts -- 6308-GMM-48-ND	LOCKNUT NP/BRASS PG48
Nuts -- 6308-GMN-M12-ND	LOCKNUT PA6 M12X1.5 GRY
Nuts -- 6308-GMN-M16-ND	LOCKNUT PA6 M16X1.5 GRY
Nuts -- 6308-GMN-M20-ND	LOCKNUT PA6 M20X1.5 GRY
Nuts -- 6308-GMN-M25-ND	LOCKNUT PA6 M25X1.5 GRY
Nuts -- 6308-GMN-M32-ND	LOCKNUT PA6 M32X1.5 GRY
Nuts -- 6308-GMN-M40-ND	LOCKNUT PA6 M40X1.5 GRY
Nuts -- 6308-GMN-M50-ND	LOCKNUT PA6 M50X1.5 GRY
Nuts -- 6308-GMN-M63-ND	LOCKNUT PA6 M63X1.5 GRY
Nuts -- RPC8723-ND	M6x1 Locknut Nut Nylon
Nuts -- 1301840031-ND	NPT-1/2-14 Locknut Nut
Nuts -- 1772490000-ND	NUT LOCKNUT PA M40X1.5
Nuts -- 6000096-ND	Nut
Nuts -- A8229-ND	PG29 Locknut Nut Nylon
Nuts -- A8236-ND	PG36 Locknut Nut Nylon

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