The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-321-4956, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-321-4956 |
| Primary Part Number | 401-6558714 ITEM 1-58 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 5.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Locking Method | FRICTION |
| Body Style | STRAIGHT SHAPE |
| Terminal Type | SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 2 ROWS OF CONTACTS NON-INSERTED BOARD SINGLE MATING END |
| Unthreaded Mounting Hole Diameter | 0.120 INCHES NOMINAL IN |
| Insert Material Document and Classification | MIL-M-14G,TY MFH MIL SPEC ALL MATERIAL RESPONSES SINGLE MATING END G |
| Precious Material and Weight | 0.020 GOLD GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Distance Between Mounting Facility Centers | 1.600 INCHES NOMINAL IN |
| Included Contact Quantity | 20 SINGLE MATING END SINGLE CONTACT GROUPING |
| Operating Temp Rating | -65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC |
| Included Contact Type | ROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING |
| Polarization Method | GUIDE PIN/SOCKET |
| Contact Surface Treatment Document and Classification | MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Environmental Protection | HEAT RESISTANT AND COLD RESISTANT AND VIBRATION RESISTANT AND SHOCK RESISTANT AND SALT WATER RESISTANT AND HUMIDITY RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material Document and Classification | QQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment | GOLD SINGLE MATING END SINGLE CONTACT GROUPING |
| Insert Material | PLASTIC PHENOLIC AND GLASS 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 |
| Part Number | Manufacturer |
|---|---|
| 401-6558714 ITEM 1-58 PRIMARY | Naval Sea Systems Command (USA) |
| WTB20SACSY | Airborn Interconnect, Llc (USA) |
| Reference | Meaning |
|---|---|
| WTBX20SACSY | 5/9 Secondary reference Airborn Interconnect, Llc |
NSN 5935-01-321-4956 is a Connector,receptacle,electrical, manufactured by Naval Sea Systems Command, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-321-4956 has 2 manufacturer part numbers on file: 401-6558714 ITEM 1-58 (Naval Sea Systems Command), WTB20SACSY (Airborn Interconnect, Llc).
Key specifications for 401-6558714 ITEM 1-58: Overall Height: 0.465 INCHES NOMINAL IN; Contact Maximum Current Rating in Amps: 5.0 SINGLE MATING END SINGLE CONTACT GROUPING; Connector Locking Method: FRICTION; Body Style: STRAIGHT SHAPE. 24 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.