PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M85049/10-21WBackshell,electrical Connector

Sae International Dba Sae International · NSN 5935-01-177-2359 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-177-2359 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-177-2359. Primary manufacturer part number: M85049/10-21W.
Features
  • Backshell,electrical Connector — FSC 5935
  • Seal Type: GROMMET AND PREFORMED PACKING
  • Specification/standard Data: 81343-AS85049/10 GOVERNMENT SPECIFICATION
  • Surface Treatment: CADMIUM
  • Style Designator: STRAIGHT TYPE W/CABLE CLAMP
  • Thread Series Designator: UNEF
  • Test Data Document: 81343-AS85049 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Thread Quantity Per Inch: 20
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Backshell,electrical Connector, cataloged under National Stock Number 5935-01-177-2359, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-01-177-2359
Primary Part NumberM85049/10-21W
Item NameBackshell,electrical Connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Seal TypeGROMMET AND PREFORMED PACKING
Specification/standard Data81343-AS85049/10 GOVERNMENT SPECIFICATION
Surface TreatmentCADMIUM
Style DesignatorSTRAIGHT TYPE W/CABLE CLAMP
Thread Series DesignatorUNEF
Test Data Document81343-AS85049 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Thread Quantity Per Inch20
Thread Class2B
Cable Opening Quantity1
Nominal Thread Length0.290 INCHES IN
Cable Opening Diameter0.500 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
Mounting Facility Type and Quantity1 THREADED COUPLING
Size Designation16 AND 16S AND 19
Thread DirectionRIGHT-HAND
Nominal Thread Size1.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5999-01-068-2590M39029/29-212 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
M85049/10-21W Society of Automotive Engineers Inc (USA)
M85049/10-21W Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39029/29-212 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-85049/10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS3437A21A Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AS85049/10 Sae International Dba Sae International (USA)
2659.655 Ge Avio Srl (ITA)
SAE-AS85049/10 Sae International Dba Sae International (USA)
M85049/10-21W PRIMARY Sae International Dba Sae International (USA)
AS85049/10 Society of Automotive Engineers Inc (USA)
Related Parts
5999-01-068-2590INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/29-212

Frequently Asked Questions

What is NSN 5935-01-177-2359?

NSN 5935-01-177-2359 is a Backshell,electrical Connector, manufactured by Sae International Dba Sae International, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-01-177-2359?

NSN 5935-01-177-2359 has 10 cross-referenced part numbers: M85049/10-21W (Society of Automotive Engineers Inc), M85049/10-21W (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M39029/29-212 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-85049/10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS3437A21A (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5935-01-177-2359?

There is 1 known substitute for 5935-01-177-2359: 5999-01-068-2590. Verify interchangeability with system specifications before substitution.

What are the specifications of M85049/10-21W?

Key specifications for M85049/10-21W: Seal Type: GROMMET AND PREFORMED PACKING; Specification/standard Data: 81343-AS85049/10 GOVERNMENT SPECIFICATION; Surface Treatment: CADMIUM; Style Designator: STRAIGHT TYPE W/CABLE CLAMP. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-01-177-2359 still in active supply?

NSN 5935-01-177-2359 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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