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Circular MIL Spec Backshells

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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.	RoHS	MIL Type	Product	Shell Style	Shell Size	Shell Plating	Shell Material	Series
Circular MIL Spec Backshells Straight Shell size 18 Black Zinc Nickel w/ Exposed Nickel Entry 2 M85049/85-18ZP02 Amphenol PCD 1: $62.84 31In Stock	Mfr. Part No. M85049/85-18ZP02 Mouser Part No 523-M85049/85-18ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 18 Black Zinc Nickel w/ Exposed Nickel Entry 2 Learn More about Amphenol PCD backshells	Datasheet	31In Stock	$62.84 $54.50 $54.34 $53.26 View $52.53 Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	18		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 25 Black Zinc Nickel w/ Exposed Nickel Entry 3 M85049/88-25ZP03 Amphenol PCD 1: $75.42 25In Stock	Mfr. Part No. M85049/88-25ZP03 Mouser Part No 523-M85049/88-25ZP03	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 25 Black Zinc Nickel w/ Exposed Nickel Entry 3 Learn More about Amphenol PCD backshells	Datasheet	25In Stock	$75.42 $67.04 $65.54 $63.81 View Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	25		Aluminum Alloy
Circular MIL Spec Backshells 88 Backshell Band Lock M85049/88-9N03 Amphenol PCD 1: $34.62 3,521In Stock 275Expected 20/10/2026	Mfr. Part No. M85049/88-9N03 Mouser Part No 523-85049/88-9N03	Amphenol PCD	Circular MIL Spec Backshells 88 Backshell Band Lock Learn More about Amphenol PCD amphenolpcdbackshell	Datasheet	3,521In Stock 275Expected 20/10/2026	$34.62 $32.49 $29.97 $29.70 View $28.87 $28.40 Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters		9		Aluminum Alloy	AS85049
Circular MIL Spec Backshells Straight Shell size 25 Black Zinc Nickel w/ Exposed Nickel Entry 2 M85049/88-25ZP02 Amphenol PCD 1: $75.44 47In Stock	Mfr. Part No. M85049/88-25ZP02 Mouser Part No 523-M85049/88-25ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 25 Black Zinc Nickel w/ Exposed Nickel Entry 2 Learn More about Amphenol PCD backshells	Datasheet	47In Stock	$75.44 $67.06 $66.42 $64.19 View Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	25		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 12 Black Zinc Nickel w/ Exposed Nickel Entry Size 1 M85049/85-12ZP01 Amphenol PCD 1: $56.09 40In Stock	Mfr. Part No. M85049/85-12ZP01 Mouser Part No 523-M85049/85-12ZP01	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 12 Black Zinc Nickel w/ Exposed Nickel Entry Size 1 Learn More about Amphenol PCD backshells	Datasheet	40In Stock	$56.09 $48.64 $47.95 $47.27 $41.50	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	12		Aluminum Alloy
Circular MIL Spec Backshells Nemesis Backshell size 19 448-7873-008 ITT Cannon 1: $86.95 44In Stock 53Expected 03/11/2026	Mfr. Part No. 448-7873-008 Mouser Part No 965-448-7873-008	ITT Cannon	Circular MIL Spec Backshells Nemesis Backshell size 19	Datasheet	44In Stock 53Expected 03/11/2026	$86.95 $81.13 $77.50 $66.18 View Quote	Min.: 1 Mult.: 1			Strain Reliefs	Straight	19	Electroless Nickel		Nemesis
Circular MIL Spec Backshells B/S, Strain Relief , 90deg, Size 11, Cadmium M28840/2AW Amphenol PCD 1: $94.92 20In Stock	Mfr. Part No. M28840/2AW Mouser Part No 523-M288402AW	Amphenol PCD	Circular MIL Spec Backshells B/S, Strain Relief , 90deg, Size 11, Cadmium Learn More about Amphenol PCD amphenol m28840 circular connectors	Datasheet	20In Stock	$94.92 $87.45 $87.44 $84.86 View Quote	Min.: 1 Mult.: 1		MIL-DTL-28840	Strain Relief Backshells	90 Deg	11	Cadmium	Aluminum
Circular MIL Spec Backshells B/S, Strain Relief , 45deg, Size 25, Cadmium M28840/3GW Amphenol PCD 1: $156.31 23In Stock	Mfr. Part No. M28840/3GW Mouser Part No 523-M288403GW	Amphenol PCD	Circular MIL Spec Backshells B/S, Strain Relief , 45deg, Size 25, Cadmium Learn More about Amphenol PCD amphenol m28840 circular connectors	Datasheet	23In Stock	$156.31 $143.48 $143.47 $143.45 View Quote	Min.: 1 Mult.: 1		MIL-DTL-28840	Strain Relief Backshells	45 Deg	25	Cadmium	Aluminum
Circular MIL Spec Backshells B/S, Strain Relief , 90deg, Size 13, Cadmium M28840/2BW Amphenol PCD 1: $101.02 23In Stock	Mfr. Part No. M28840/2BW Mouser Part No 523-M288402BW	Amphenol PCD	Circular MIL Spec Backshells B/S, Strain Relief , 90deg, Size 13, Cadmium Learn More about Amphenol PCD amphenol m28840 circular connectors	Datasheet	23In Stock	$101.02 $91.16 $90.07 $89.32 View $84.47 Quote	Min.: 1 Mult.: 1		MIL-DTL-28840	Strain Relief Backshells	90 Deg	13	Cadmium	Aluminum
Circular MIL Spec Backshells B/S, STRAIN RELIEF - M28840 M28840/2GW Amphenol PCD 1: $137.79 23In Stock	Mfr. Part No. M28840/2GW Mouser Part No 523-M288402GW	Amphenol PCD	Circular MIL Spec Backshells B/S, STRAIN RELIEF - M28840 Learn More about Amphenol PCD amphenol m28840 circular connectors	Datasheet	23In Stock	$137.79 $128.17 $127.95 View Quote	Min.: 1 Mult.: 1		MIL-DTL-28840	Strain Relief Backshells	90 Deg	25	Cadmium	Aluminum
Circular MIL Spec Backshells B/S, STRAIN RELIEF - M28840 M28840/1AW Amphenol PCD 1: $94.14 34In Stock	Mfr. Part No. M28840/1AW Mouser Part No 523-M288401AW	Amphenol PCD	Circular MIL Spec Backshells B/S, STRAIN RELIEF - M28840 Learn More about Amphenol PCD amphenol m28840 circular connectors	Datasheet	34In Stock	$94.14 $84.23 $78.54 $77.55 View Quote	Min.: 1 Mult.: 1		MIL-DTL-28840	Strain Relief Backshells	Straight	11	Cadmium	Aluminum
Circular MIL Spec Backshells Straight Shell size 16 Black Zinc Nickel w/ Exposed Nickel Entry 2 M85049/82-16ZP02 Amphenol PCD 1: $62.80 11In Stock	Mfr. Part No. M85049/82-16ZP02 Mouser Part No 523-M85049/82-16ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 16 Black Zinc Nickel w/ Exposed Nickel Entry 2 Learn More about Amphenol PCD backshells	Datasheet	11In Stock	$62.80 $54.46 $53.23 $51.80 View Quote	Min.: 1 Mult.: 1		MIL-DTL-5015, MIL-DTL-26482 II	Band Lock Adapters	Straight	16		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 24 Black Zinc Nickel w/ Exposed Nickel Entry 1 M85049/85-24ZP01 Amphenol PCD 1: $74.27 5In Stock	Mfr. Part No. M85049/85-24ZP01 Mouser Part No 523-M85049/85-24ZP01	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 24 Black Zinc Nickel w/ Exposed Nickel Entry 1 Learn More about Amphenol PCD backshells	Datasheet	5In Stock	$74.27 $66.02 $64.52 $63.72 View Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	24		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 12 Black Zinc Nickel w/ Exposed Nickel Entry Size 3 M85049/82-12ZP03 Amphenol PCD 1: $58.69 9In Stock	Mfr. Part No. M85049/82-12ZP03 Mouser Part No 523-M85049/82-12ZP03	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 12 Black Zinc Nickel w/ Exposed Nickel Entry Size 3 Learn More about Amphenol PCD backshells	Datasheet	9In Stock	$58.69 $50.90 $49.74 $48.55 View Quote	Min.: 1 Mult.: 1		MIL-DTL-5015, MIL-DTL-26482 II	Band Lock Adapters	Straight	12		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 24 Black Zinc Nickel w/ Exposed Nickel Entry 3 M85049/82-24ZP03 Amphenol PCD 1: $75.43 16In Stock	Mfr. Part No. M85049/82-24ZP03 Mouser Part No 523-M85049/82-24ZP03	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 24 Black Zinc Nickel w/ Exposed Nickel Entry 3 Learn More about Amphenol PCD backshells	Datasheet	16In Stock	$75.43 $67.05 $65.54 $64.43 View Quote	Min.: 1 Mult.: 1		MIL-DTL-5015, MIL-DTL-26482 II	Band Lock Adapters	Straight	24		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 8 Black Zinc Nickel w/ Exposed Nickel Entry Size 2 M85049/85-08ZP02 Amphenol PCD 1: $53.86 25In Stock	Mfr. Part No. M85049/85-08ZP02 Mouser Part No 523-M85049/85-08ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 8 Black Zinc Nickel w/ Exposed Nickel Entry Size 2 Learn More about Amphenol PCD backshells	Datasheet	25In Stock	$53.86 $46.83 $44.96 $44.07 View $43.68 Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	8		Aluminum Alloy
Circular MIL Spec Backshells Backshell;Thread Adapter;ENP M85049/144-03N03-2 Amphenol PCD 1: $33.70 23In Stock	Mfr. Part No. M85049/144-03N03-2 Mouser Part No 523-M85049/14403N032	Amphenol PCD	Circular MIL Spec Backshells Backshell;Thread Adapter;ENP Learn More about Amphenol PCD m85049 qpl backshells	Datasheet	23In Stock	$33.70 $30.59 $26.00 $25.53 Quote Quote	Min.: 1 Mult.: 1			Strain Reliefs	Straight	3	Electroless Nickel	Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 16 Black Zinc Nickel w/ Exposed Nickel Entry 2 M85049/85-16ZP02 Amphenol PCD 1: $60.51 4In Stock	Mfr. Part No. M85049/85-16ZP02 Mouser Part No 523-M85049/85-16ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 16 Black Zinc Nickel w/ Exposed Nickel Entry 2 Learn More about Amphenol PCD backshells	Datasheet	4In Stock	$60.51 $52.47 $52.31 $51.28 View $48.01 $47.68 Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	16		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 20 Black Zinc Nickel w/ Exposed Nickel Entry 2 M85049/85-20ZP02 Amphenol PCD 1: $65.27 4In Stock	Mfr. Part No. M85049/85-20ZP02 Mouser Part No 523-M85049/85-20ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 20 Black Zinc Nickel w/ Exposed Nickel Entry 2 Learn More about Amphenol PCD backshells	Datasheet	4In Stock	$65.27 $59.63 $58.50 $55.31 View $51.98 Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	20		Aluminum Alloy
Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPTR CAD SZ 23 M85049/89-23W03 Amphenol PCD 1: $73.12 570In Stock	Mfr. Part No. M85049/89-23W03 Mouser Part No 523-85049/89-23W03	Amphenol PCD	Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPTR CAD SZ 23 Learn More about Amphenol PCD amphenolpcdbackshell	Datasheet	570In Stock	$73.12 $67.14 $65.18 $61.38 View $52.72 Quote	Min.: 1 Mult.: 1	No	MIL-DTL-38999 III, IV	Band Lock Adapters		23		Aluminum Alloy	AS85049
Circular MIL Spec Backshells Straight Shell size 12 Black Zinc Nickel w/ Exposed Nickel Entry Size 2 M85049/82-12ZP02 Amphenol PCD 1: $58.69 15In Stock	Mfr. Part No. M85049/82-12ZP02 Mouser Part No 523-M85049/82-12ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 12 Black Zinc Nickel w/ Exposed Nickel Entry Size 2 Learn More about Amphenol PCD backshells	Datasheet	15In Stock	$58.69 $50.90 $49.74 $48.55 View Quote	Min.: 1 Mult.: 1		MIL-DTL-5015, MIL-DTL-26482 II	Band Lock Adapters	Straight	12		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 16 Black Zinc Nickel w/ Exposed Nickel Entry 1 M85049/85-16ZP01 Amphenol PCD 1: $60.49 4In Stock	Mfr. Part No. M85049/85-16ZP01 Mouser Part No 523-M85049/85-16ZP01	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 16 Black Zinc Nickel w/ Exposed Nickel Entry 1 Learn More about Amphenol PCD backshells	Datasheet	4In Stock	$60.49 $52.45 $51.28 $48.01 View $47.67 Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	16		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 24 Black Zinc Nickel w/ Exposed Nickel Entry 2 M85049/85-24ZP02 Amphenol PCD 1: $74.27 4In Stock	Mfr. Part No. M85049/85-24ZP02 Mouser Part No 523-M85049/85-24ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 24 Black Zinc Nickel w/ Exposed Nickel Entry 2 Learn More about Amphenol PCD backshells	Datasheet	4In Stock	$74.27 $66.02 $58.97	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	24		Aluminum Alloy
Circular MIL Spec Backshells Straight Shell size 21 Black Zinc Nickel w/ Exposed Nickel Entry 2 M85049/88-21ZP02 Amphenol PCD 1: $67.28 23In Stock	Mfr. Part No. M85049/88-21ZP02 Mouser Part No 523-M85049/88-21ZP02	Amphenol PCD	Circular MIL Spec Backshells Straight Shell size 21 Black Zinc Nickel w/ Exposed Nickel Entry 2 Learn More about Amphenol PCD backshells	Datasheet	23In Stock	$67.28 $58.35 $58.17 $57.02 View $55.56 Quote	Min.: 1 Mult.: 1		MIL-DTL-38999 III, IV	Band Lock Adapters	Straight	21		Aluminum Alloy
Circular MIL Spec Backshells Backshell;Thread Adapter;BZN M85049/144-03Z03-2 Amphenol PCD 1: $40.67 9In Stock 25Expected 24/12/2026	Mfr. Part No. M85049/144-03Z03-2 Mouser Part No 523-M85049/14403Z032	Amphenol PCD	Circular MIL Spec Backshells Backshell;Thread Adapter;BZN Learn More about Amphenol PCD m85049 qpl backshells	Datasheet	9In Stock 25Expected 24/12/2026	$40.67 $37.83 $32.14 $31.59 Quote Quote	Min.: 1 Mult.: 1			Strain Reliefs	Straight	3	Zinc Nickel	Aluminum Alloy