The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-335-3403, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hoffman Engineering, Llc Dba Hoffman Engineering Llc. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5935-01-335-3403 |
| Primary Part Number | C48-12 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Hoffman Engineering, Llc Dba Hoffman Engineering Llc |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 5.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Locking Method | FRICTION |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Overall Diameter | 0.405 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | NONSTD SINGLE MATING END |
| Insert Material Document and Classification | MIL-P-46122,TY 1,GRADE E MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END |
| Precious Material and Weight | 0.001 GOLD GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 1 SINGLE MATING END SINGLE CONTACT GROUPING |
| Operating Temp Rating | -20.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC |
| Included Contact Type | ROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment Document and Classification | MIL-G-45204,TY 2,GRADE C,CL 0 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-14550 MIL SPEC 2ND TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material Document and Classification | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment | GOLD AND COPPER SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Maximum DC Voltage Rating in Volts | 28.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Insert Material | PLASTIC SINGLE MATING END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5935-01-335-3403 is a Connector,receptacle,electrical, manufactured by Hoffman Engineering, Llc Dba Hoffman Engineering Llc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-335-3403 has 2 manufacturer part numbers on file: C48-12 (Hoffman Engineering, Llc Dba Hoffman Engineering Llc), 521-4812 (Hoffman Engineering, Llc Dba Hoffman Engineering Llc).
1 possible match (shared part number, not a government interchangeability claim): 2040-01-619-8276. Verify interchangeability with system specifications before substitution.
Key specifications for C48-12: Contact Maximum Current Rating in Amps: 5.0 SINGLE MATING END SINGLE CONTACT GROUPING; Connector Locking Method: FRICTION; Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING; Overall Diameter: 0.405 INCHES NOMINAL IN. 20 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.