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MS17340N21A1 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

MS17340N21A1: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, seal_type: GASKET, thread_class: 2B, overall_width: 1.770 INCHES MINIMUM AND 1.780 INCHES MAXIMUM IN, overall_height: 2.438 INCHES MINIMUM AND 2.500 INCHES MAXIMUM IN, overall_length: 4.959 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-481-2359, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MS17340N21A1
NSN: 5935-01-481-2359
FSC: 5935 — Connectors, Electrical
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialALUMINUM ALLOY
seal_typeGASKET
thread_class2B
overall_width1.770 INCHES MINIMUM AND 1.780 INCHES MAXIMUM IN
overall_height2.438 INCHES MINIMUM AND 2.500 INCHES MAXIMUM IN
overall_length4.959 INCHES MAXIMUM IN
furnished_itemsGLAND WASHER AND CHAIN
size_designation21
style_designatorSTRAIGHT TYPE W/CABLE CLAMP
thread_directionLEFT-HAND
surface_treatmentANODIZE
nominal_thread_size1.875 INCHES IN
NSN5935-01-481-2359
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN MS17340N21A1 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED COUPLING
•
SEAL TYPE: GASKET
•
STYLE DESIGNATOR: STRAIGHT TYPE W/CABLE CLAMP
•
THREAD DIRECTION: LEFT-HAND
•
NOMINAL THREAD SIZE: 1.875 INCHES IN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED COUPLING
SEAL TYPEGASKET
OVERALL HEIGHT2.438 INCHES MINIMUM AND 2.500 INCHES MAXIMUM IN
STYLE DESIGNATORSTRAIGHT TYPE W/CABLE CLAMP
OVERALL LENGTH4.959 INCHES MAXIMUM IN
OVERALL WIDTH1.770 INCHES MINIMUM AND 1.780 INCHES MAXIMUM IN
THREAD DIRECTIONLEFT-HAND
NOMINAL THREAD SIZE1.875 INCHES IN
CABLE OPENING QUANTITY1
SIZE DESIGNATION21
OTHER ITEMS IN FSC 5935 — Connectors, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5935-00-000-8180 5935-00-001-1344 5935-00-001-1347 5935-00-001-1350 5935-00-001-1351 5935-00-001-1353 5935-00-001-1627 5935-00-001-1628
SUBSTITUTES & CROSS-REFERENCES 3
MIL-C-22992Reference document
Same NSN cross-reference
Reference document — Secondary reference
M85049/3A21A1Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS85049/3Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS17340N21A1?
MS17340N21A1 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace MS17340N21A1?
There are 3 known substitutes for MS17340N21A1: MIL-C-22992, M85049/3A21A1, SAE-AS85049/3. Substitute compatibility should be verified for your specific system.
What is the NSN for MS17340N21A1?
MS17340N21A1 is cataloged in the U.S. Government catalog under NSN 5935-01-481-2359. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.