The Connector,plug,electrical, cataloged under National Stock Number 5935-01-044-9571, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mbda Uk Ltd. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-044-9571 |
| Primary Part Number | A00277 |
| Item Name | Connector,plug,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Mbda Uk Ltd |
| Status | ACTIVE |
| Connector Locking Method | BAYONET LATCH |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, INTERNAL COUPLING |
| Terminal Type | CRIMP SINGLE MATING END SINGLE CONTACT GROUPING |
| Nominal Thread Length | 0.219 INCHES IN |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Overall Diameter | 1.891 INCHES MAXIMUM IN |
| Mating End Quantity | 1 |
| Precious Material | GOLD AND SILVER |
| Shell Surface Treatment | CADMIUM AND CHROMATE |
| Insert Position in Deg | 334.0 |
| Precious Material and Weight | 0.029 GOLD GRAINS, TROY AND 0.029 SILVER GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 29 SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.438 INCHES IN |
| Specification/standard Data | 81349-MIL-C-38999 GOVERNMENT SPECIFICATION |
| Included Contact Type | ROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Polarization Method | KEY, MULTIPLE KEY GROOVE |
| Environmental Protection | MOISTURE RESISTANT AND VIBRATION RESISTANT AND SALT WATER RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD AND CONTACT SURFACES SILVER |
| Contact Removability | REMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Class | 2A A |
| Test Data Document | 81349-MIL-C-38999 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.). |
| Contact Surface Treatment | GOLD AND SILVER SINGLE MATING END SINGLE CONTACT GROUPING |
| Threaded Device Type | BACK SHELL |
| Thread Series Designator | UNEF |
| Shell Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A00277 | Mbda Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| MIL-C-38999 | 5/9 Secondary reference U.S. Government activity |
| MS27467T25B29PC | 2/2 Government specification standardization U.S. Government activity |
| MS27467E25B29PC | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-38999 | 4/1 Identification reference U.S. Government activity |
NSN 5935-01-044-9571 is a Connector,plug,electrical, manufactured by Mbda Uk Ltd, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-044-9571 has 1 manufacturer part number on file: A00277 (Mbda Uk Ltd).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-430-3355. Verify interchangeability with system specifications before substitution.
Key specifications for A00277: Connector Locking Method: BAYONET LATCH; Shell Type: SOLID; Body Style: STRAIGHT SHAPE, INTERNAL COUPLING; Terminal Type: CRIMP SINGLE MATING END SINGLE CONTACT GROUPING. 28 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.