PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KA91-12Adapter,connector

Winchester Interconnect Corporation · NSN 5935-01-274-1353 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-274-1353 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-274-1353. Primary manufacturer part number: KA91-12.
Features
  • Adapter,connector — FSC 5935
  • Thread Class: 2B
  • Body Style: STRAIGHT SHAPE, EXTERNAL/INTERNAL COUPLING
  • Threaded Device Type: COUPLING FACILITY
  • Thread Direction: RIGHT-HAND
  • Overall Diameter: 0.650 INCHES MAXIMUM IN
  • Mating End Quantity: 2
  • Environmental Protection: VIBRATION RESISTANT AND SHOCK RESISTANT AND THERMAL SHOCK RESISTANT AND MOISTURE RESISTANT AND CORROSION RESISTANT
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Adapter,connector, cataloged under National Stock Number 5935-01-274-1353, 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 Winchester Interconnect Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-01-274-1353
Primary Part NumberKA91-12
Item NameAdapter,connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerWinchester Interconnect Corporation
StatusCANCELLED
Thread Class2B
Body StyleSTRAIGHT SHAPE, EXTERNAL/INTERNAL COUPLING
Threaded Device TypeCOUPLING FACILITY
Thread DirectionRIGHT-HAND
Overall Diameter0.650 INCHES MAXIMUM IN
Mating End Quantity2
Environmental ProtectionVIBRATION RESISTANT AND SHOCK RESISTANT AND THERMAL SHOCK RESISTANT AND MOISTURE RESISTANT AND CORROSION RESISTANT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
4820-00-684-0880 INTERCHANGEABLE
Cock,drain
5360-00-695-7139119377 INTERCHANGEABLE
Spring,spiral,torsion
Am General Llc
5950-00-782-8179909C377-32 INTERCHANGEABLE
Reactor
Hamilton Sundstrand Corporation
4320-00-918-418513213E9844 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Cecom Lr Center
4820-01-111-723119146 INTERCHANGEABLE
Valve,flow Control
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
4920-01-201-608619146 INTERCHANGEABLE
Cover,top,special
Gamma Scientific Inc
5310-01-297-7545 INTERCHANGEABLE
Push on Nut
4820-01-312-1396375011 INTERCHANGEABLE
Seat,valve
Woodward, Inc.
Cross-Reference Index
Part NumberManufacturer
KA91-12 Winchester Interconnect Corporation (USA)
19146 Itt Cannon Llc (USA)
37501-1 Microwave Devices Inc (USA)
MIL-PRF-55339/39 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M55339/39-00001 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
G350296S3 L3harris Technologies, Inc Div Space & Airborne Systems (USA)
MIL-C-55339/39 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4820-00-684-0880INTERCHANGEABLE
COCK,DRAIN
5360-00-695-7139INTERCHANGEABLE
SPRING,SPIRAL,TORSION
119377
5950-00-782-8179INTERCHANGEABLE
REACTOR
909C377-32
4320-00-918-4185INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
13213E9844
4820-01-111-7231INTERCHANGEABLE
VALVE,FLOW CONTROL
19146
4920-01-201-6086INTERCHANGEABLE
COVER,TOP,SPECIAL
19146
5310-01-297-7545INTERCHANGEABLE
PUSH ON NUT
4820-01-312-1396INTERCHANGEABLE
SEAT,VALVE
375011

Frequently Asked Questions

What is NSN 5935-01-274-1353?

NSN 5935-01-274-1353 is a Adapter,connector, manufactured by Winchester Interconnect Corporation, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-01-274-1353?

NSN 5935-01-274-1353 has 7 cross-referenced part numbers: KA91-12 (Winchester Interconnect Corporation), 19146 (Itt Cannon Llc), 37501-1 (Microwave Devices Inc), MIL-PRF-55339/39 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M55339/39-00001 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 5935-01-274-1353?

There are 8 known substitutes for 5935-01-274-1353: 4820-00-684-0880, 5360-00-695-7139, 5950-00-782-8179 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of KA91-12?

Key specifications for KA91-12: Thread Class: 2B; Body Style: STRAIGHT SHAPE, EXTERNAL/INTERNAL COUPLING; Threaded Device Type: COUPLING FACILITY; Overall Length: 1.250 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-01-274-1353 still in active supply?

NSN 5935-01-274-1353 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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