D-Sub Backshells

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NorComp D-Sub Backshells are designed to maximize EMI shielding for optimal protection and performance. These backshells feature a variety of options that improve the connection stability while maximizing cable strain relief to prevent damage to wires and contacts. These NorComp backshells are available in die-cast, metalized plastic, and plastic shell options depending on the application and level of signal protection against shock and vibration.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Type	Shell Size	Cable Entry Angle	Number of Cable Entries	Shell Material	Shell Plating	Number of Positions	Packaging
D-Sub Backshells 37P TOP ENTRY METALIZED PLASTIC 973-037-020R121 NorComp 1: $13.18 113In Stock	Mfr. Part No. 973-037-020R121 Mouser Part No 636-973-037-020R121	NorComp	D-Sub Backshells 37P TOP ENTRY METALIZED PLASTIC Learn More about NorComp d sub backshells	Datasheet	113In Stock	$13.18 $11.21 $10.50 $10.00 View $9.52 $8.82 $8.49 $8.09	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	37 Position	Bulk
D-Sub Backshells 9P 40 deg entry plastic shell black 974-009-010R011 NorComp 1: $5.05 207In Stock	Mfr. Part No. 974-009-010R011 Mouser Part No 636-974-009-010R011	NorComp	D-Sub Backshells 9P 40 deg entry plastic shell black Learn More about NorComp armor d sub backshells	Datasheet	207In Stock	$5.05 $4.30 $4.04 $3.84 View $3.64 $3.37 $3.26 $3.11 $2.90	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Side Entry	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		9 Position	Bulk
D-Sub Backshells 9P FLAT RIBBON TYPE GREY PLASTIC 976-009-010R031 NorComp 1: $2.33 20In Stock 100Expected 2026/10/02	Mfr. Part No. 976-009-010R031 Mouser Part No 636-976-009-010R031	NorComp	D-Sub Backshells 9P FLAT RIBBON TYPE GREY PLASTIC Learn More about NorComp d sub backshells	Datasheet	20In Stock 100Expected 2026/10/02	$2.33 $2.02 $1.93 $1.57 View $1.47 $1.40 $1.33 $1.23 $1.20	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		9 Position	Bulk
D-Sub Backshells 25P FLAT RIBBON TYPE GREY PLASTIC 976-025-010R031 NorComp 1: $2.63 67In Stock	Mfr. Part No. 976-025-010R031 Mouser Part No 636-976-025-010R031	NorComp	D-Sub Backshells 25P FLAT RIBBON TYPE GREY PLASTIC Learn More about NorComp d sub backshells	Datasheet	67In Stock	$2.63 $2.11 $1.99 $1.90 View $1.78 $1.69 $1.60 $1.51 $1.45	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		25 Position	Bulk
D-Sub Backshells 37P FLAT RIBBON TYPE GREY PLASTIC 976-037-010R031 NorComp 1: $3.04 60In Stock	Mfr. Part No. 976-037-010R031 Mouser Part No 636-976-037-010R031	NorComp	D-Sub Backshells 37P FLAT RIBBON TYPE GREY PLASTIC Learn More about NorComp d sub backshells	Datasheet	60In Stock	$3.04 $2.42 $2.30 $2.19 View $2.05 $1.95 $1.83 $1.72 $1.67	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		37 Position	Bulk
D-Sub Backshells D-Sub Backshell 15 / 26 HD Position 180 Entry 977-015-010R031 NorComp 1: $1.29 704In Stock	Mfr. Part No. 977-015-010R031 Mouser Part No 636-977-015-010R031	NorComp	D-Sub Backshells D-Sub Backshell 15 / 26 HD Position 180 Entry Learn More about NorComp armor d sub backshells	Datasheet	704In Stock	$1.29 $1.04 $0.982 $0.934 View $0.876 $0.83 $0.762 $0.713 $0.697	Min.: 1 Mult.: 1	Two Piece Backshell	2 (A)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		15 Position	Bulk
D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions 180 Entry 977-025-010R031 NorComp 1: $1.35 291In Stock 550Expected 2026/10/09	Mfr. Part No. 977-025-010R031 Mouser Part No 636-977-025-010R031	NorComp	D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions 180 Entry Learn More about NorComp armor d sub backshells	Datasheet	291In Stock 550Expected 2026/10/09	$1.35 $1.13 $1.07 $1.02 View $0.958 $0.913 $0.854 $0.791 $0.772	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		25 Position	Bulk
D-Sub Backshells 9P TOP ENTRY GREY PLASTIC 978-009-010R031 NorComp 1: $2.06 72In Stock 300Expected 2026/10/09	Mfr. Part No. 978-009-010R031 Mouser Part No 636-978-009-010R031	NorComp	D-Sub Backshells 9P TOP ENTRY GREY PLASTIC Learn More about NorComp d sub backshells	Datasheet	72In Stock 300Expected 2026/10/09	$2.06 $1.71 $1.60 $1.54 View $1.44 $1.37 $1.30 $1.19 $1.17	Min.: 1 Mult.: 1	Strain Relief Backshell	1 (E)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		9 Position	Bulk
D-Sub Backshells 9P TOP ENTRY METALIZED PLASTIC 978-009-020R121 NorComp 1: $2.55 865In Stock	Mfr. Part No. 978-009-020R121 Mouser Part No 636-978-009-020R121	NorComp	D-Sub Backshells 9P TOP ENTRY METALIZED PLASTIC Learn More about NorComp d sub backshells	Datasheet	865In Stock	$2.55 $2.04 $1.93 $1.84 View $1.72 $1.64 $1.55 $1.47 $1.42	Min.: 1 Mult.: 1	Strain Relief Backshell	1 (E)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	9 Position	Bulk
D-Sub Backshells 37P TOP ENTRY GREY PLASTIC 978-037-010R031 NorComp 1: $3.04 43In Stock	Mfr. Part No. 978-037-010R031 Mouser Part No 636-978-037-010R031	NorComp	D-Sub Backshells 37P TOP ENTRY GREY PLASTIC Learn More about NorComp d sub backshells	Datasheet	43In Stock	$3.04 $2.42 $2.30 $2.19 View $2.05 $1.95 $1.83 $1.71 $1.67	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		37 Position	Bulk
D-Sub Backshells 9P Top entry grommet PLASTIC SHELL GRAY 979-009-010R031 NorComp 1: $2.02 354In Stock	Mfr. Part No. 979-009-010R031 Mouser Part No 636-979-009-010R031	NorComp	D-Sub Backshells 9P Top entry grommet PLASTIC SHELL GRAY Learn More about NorComp armor d sub backshells	Datasheet	354In Stock	$2.02 $1.69 $1.60 $1.52 View $1.42 $1.36 $1.28 $1.19 $1.16	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		9 Position	Bulk
D-Sub Backshells 25P Tp entry grommet PLASTIC SHELL GRAY 979-025-010R031 NorComp 1: $2.40 29In Stock 50Expected 2026/10/02	Mfr. Part No. 979-025-010R031 Mouser Part No 636-979-025-010R031	NorComp	D-Sub Backshells 25P Tp entry grommet PLASTIC SHELL GRAY Learn More about NorComp armor d sub backshells	Datasheet	29In Stock 50Expected 2026/10/02	$2.40 $2.09 $1.70 $1.62 View $1.52 $1.45 $1.37 $1.29 $1.26	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		25 Position	Bulk
D-Sub Backshells 50P Tp entry grommet plastic shell black 979-050-010R031 NorComp 1: $4.20 87In Stock	Mfr. Part No. 979-050-010R031 Mouser Part No 636-979-050-010R031	NorComp	D-Sub Backshells 50P Tp entry grommet plastic shell black Learn More about NorComp armor d sub backshells	Datasheet	87In Stock	$4.20 $3.35 $3.17 $2.84 View $2.70 $2.56 $2.40 $2.35	Min.: 1 Mult.: 1	Two Piece Backshell	5 (D)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		25 Position	Bulk
D-Sub Backshells 50P Tp entry grommet metalized plas shel 979-050-020R121 NorComp 1: $5.75 71In Stock 100Expected 2026/10/02	Mfr. Part No. 979-050-020R121 Mouser Part No 636-979-050-020R121	NorComp	D-Sub Backshells 50P Tp entry grommet metalized plas shel Learn More about NorComp armor d sub backshells	Datasheet	71In Stock 100Expected 2026/10/02	$5.75 $4.88 $4.58 $4.35 View $4.14 $3.88 $3.70 $3.52 $3.30	Min.: 1 Mult.: 1	Two Piece Backshell	5 (D)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	50 Position	Bulk
D-Sub Backshells 9P TOP/90 DEG ENTRY METALIZED PLASTIC 982-009-020R121 NorComp 1: $12.72 33In Stock	Mfr. Part No. 982-009-020R121 Mouser Part No 636-982-009-020R121	NorComp	D-Sub Backshells 9P TOP/90 DEG ENTRY METALIZED PLASTIC Learn More about NorComp d sub backshells	Datasheet	33In Stock	$12.72 $11.05 $10.35 $9.47 View $9.11 $8.56 $8.23 $7.90 Quote	Min.: 1 Mult.: 1	Strain Relief Backshell	1 (E)	Variable Entries	2 Entry	Thermoplastic (TP)	Nickel over Copper	9 Position
D-Sub Backshells 25P TOP/90 DEG ENTRY METALIZED PLASTIC 982-025-020R121 NorComp 1: $14.86 204In Stock 75Expected 2026/11/27	Mfr. Part No. 982-025-020R121 Mouser Part No 636-982-025-020R121	NorComp	D-Sub Backshells 25P TOP/90 DEG ENTRY METALIZED PLASTIC Learn More about NorComp d sub backshells	Datasheet	204In Stock 75Expected 2026/11/27	$14.86 $13.01 $12.19 $11.61 View $11.05 $10.36 $9.87 $9.40	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	Variable Entries	2 Entry	Thermoplastic (TP)	Nickel over Copper	25 Position
D-Sub Backshells 37P TOP/90 DEG ENTRY METALIZED PLASTIC 982-037-020R121 NorComp 1: $20.07 40In Stock	Mfr. Part No. 982-037-020R121 Mouser Part No 636-982-037-020R121	NorComp	D-Sub Backshells 37P TOP/90 DEG ENTRY METALIZED PLASTIC Learn More about NorComp d sub backshells	Datasheet	40In Stock	$20.07 $17.31 $16.21 $15.81 View $14.62 $13.70 $13.40 $13.04	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	Variable Entries	2 Entry	Thermoplastic (TP)	Nickel over Copper	37 Position
D-Sub Backshells D-Sub Backshell 15 / 26 HD Position 180 Entry 983-015-010R031 NorComp 1: $2.37 392In Stock	Mfr. Part No. 983-015-010R031 Mouser Part No 636-983-015-010R031	NorComp	D-Sub Backshells D-Sub Backshell 15 / 26 HD Position 180 Entry Learn More about NorComp d sub backshells	Datasheet	392In Stock	$2.37 $1.90 $1.79 $1.71 View $1.60 $1.52 $1.42 $1.33 $1.29	Min.: 1 Mult.: 1	Strain Relief Backshell	2 (A)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		15 Position	Bulk
D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions 180 Entry 983-025-010R031 NorComp 1: $2.88 150In Stock	Mfr. Part No. 983-025-010R031 Mouser Part No 636-983-025-010R031	NorComp	D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions 180 Entry Learn More about NorComp d sub backshells	Datasheet	150In Stock	$2.88 $2.47 $2.33 $2.19 View $1.98 $1.80 $1.67 $1.59 $1.56	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	Straight	1 Entry	Thermoplastic (TP)		25 Position	Bulk
D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions 180 Entry 983-025-020R121 NorComp 1: $4.35 40In Stock	Mfr. Part No. 983-025-020R121 Mouser Part No 636-983-025-020R121	NorComp	D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions 180 Entry Learn More about NorComp d sub backshells	Datasheet	40In Stock	$4.35 $3.47 $3.30 $3.14 View $2.94 $2.80 $2.67 $2.50 $2.47	Min.: 1 Mult.: 1	Strain Relief Backshell		Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Chrome	25 Position	Bulk
D-Sub Backshells D-Sub Backshell 37 / 62 HD Positions 180 Entry 983-037-010R031 NorComp 1: $3.93 150In Stock	Mfr. Part No. 983-037-010R031 Mouser Part No 636-983-037-010R031	NorComp	D-Sub Backshells D-Sub Backshell 37 / 62 HD Positions 180 Entry Learn More about NorComp d sub backshells	Datasheet	150In Stock	$3.93 $3.14 $2.98 $2.84 View $2.66 $2.54 $2.41 $2.26	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		37 Position	Bulk
D-Sub Backshells D-Sub Backshell 37 / 62 HD Positions 180 Entry 983-037-020R121 NorComp 1: $5.01 13In Stock	Mfr. Part No. 983-037-020R121 Mouser Part No 636-983-037-020R121	NorComp	D-Sub Backshells D-Sub Backshell 37 / 62 HD Positions 180 Entry Learn More about NorComp d sub backshells	Datasheet	13In Stock	$5.01 $4.26 $3.99 $3.79 View $3.61 $3.40 $3.22 $3.07 $2.88	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	Straight	1 Entry	Metallized	Chrome	37 Position	Bulk
D-Sub Backshells D-Sub Backshell 50 / 78 HD Positions 983-050-010R031 NorComp 1: $4.42 30In Stock	Mfr. Part No. 983-050-010R031 Mouser Part No 636-983-050-010R031	NorComp	D-Sub Backshells D-Sub Backshell 50 / 78 HD Positions Learn More about NorComp d sub backshells	Datasheet	30In Stock	$4.42 $4.22 $3.35 $3.19 View $2.99 $2.84 $2.71 $2.54	Min.: 1 Mult.: 1	Strain Relief Backshell	5 (D)	Straight	1 Entry	Thermoplastic (TP)		50 Position
D-Sub Backshells 25P TOP ENT DIECAST NICKEL PLATED NorComp 970-025-030R121 970-025-030R121 NorComp 1: $8.40 1,289In Stock 4,700On Order	Mfr. Part No. 970-025-030R121 Mouser Part No 636-970-025-030R121	NorComp	D-Sub Backshells 25P TOP ENT DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	1,289In Stock 4,700On Order On Order Ship Dates Mfr. No: 970-025-030R121 Stock: 1,289 Can Dispatch Immediately On Order: 2,500 Expected 2026/12/18 2,200 Expected 2026/12/25 Factory Lead Time: 19 Weeks	$8.40 $7.58 $6.73 $6.52 View $6.30 $5.90 $5.63 $5.57	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	Straight	1 Entry	Zinc	Nickel over Copper	25 Position	Bulk
D-Sub Backshells 9P 45 DEGREE DIECAST NICKEL PLATED NorComp 971-009-030R121 971-009-030R121 NorComp 1: $7.58 906In Stock 900Expected 2026/10/02	Mfr. Part No. 971-009-030R121 Mouser Part No 636-971-009-030R121	NorComp	D-Sub Backshells 9P 45 DEGREE DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	906In Stock 900Expected 2026/10/02	$7.58 $6.47 $6.05 $5.76 View $5.48 $5.07 $4.90 $4.47	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	45 deg	1 Entry	Zinc	Nickel over Copper	9 Position	Bulk

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