The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-258-7751, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Airgas Safety, Inc. Dba Airgas. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-00-258-7751 |
| Primary Part Number | 3975 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Airgas Safety, Inc. Dba Airgas |
| Status | ACTIVE |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Unthreaded Mounting Hole Diameter | 0.141 INCHES NOMINAL IN |
| Included Contact Quantity | 1 SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Type | ROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Cable Entrance Diameter | 0.206 INCHES NOMINAL IN |
| Insert Material | PLASTIC SINGLE MATING END |
| Shell Material | IRON |
| 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 |
|---|---|
| 3975 PRIMARY | Airgas Safety, Inc. Dba Airgas (USA) |
| Reference | Meaning |
|---|---|
| 3975 | C/1 Advisory reference — outside the item-of-supply concept Amphenol Corporation Div Amphenol Rf |
NSN 5935-00-258-7751 is a Connector,receptacle,electrical, manufactured by Airgas Safety, Inc. Dba Airgas, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-258-7751 has 1 manufacturer part number on file: 3975 (Airgas Safety, Inc. Dba Airgas).
3 possible matches (shared part number, not a government interchangeability claim): 5340-00-409-2056, 7320-01-374-4983, 6515-01-553-0114. Verify interchangeability with system specifications before substitution.
Key specifications for 3975: Overall Diameter: 0.500 INCHES NOMINAL IN; Mating End Quantity: 1; Unthreaded Mounting Hole Diameter: 0.141 INCHES NOMINAL IN; Overall Length: 0.719 INCHES NOMINAL IN. 9 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.