The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-313-2391, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-313-2391 |
| Primary Part Number | 10-521376-56P |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 13.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Locking Method | EXTERNALLY THREADED SHELL |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Terminal Type | SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING |
| Nominal Thread Length | 0.500 INCHES IN |
| Contact Material | COPPER ALLOY 260 SINGLE MATING END SINGLE CONTACT GROUPING |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 40-56 SINGLE MATING END |
| Shell Surface Treatment | CADMIUM AND CHROMATE |
| Insert Position in Deg | 0.0 |
| Unthreaded Mounting Hole Diameter | 0.171 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN |
| Insert Material Document and Classification | MIL-STD-417,GRADE SC715 MIL STD SINGLE MATERIAL RESPONSE SINGLE MATING END |
| Precious Material and Weight | 0.085 GOLD GRAINS, TROY |
| Shell Material Document and Classification | QQ-A-59 FED SPEC SINGLE MATERIAL RESPONSE |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 2.183 INCHES MINIMUM AND 2.193 INCHES MAXIMUM IN |
| Included Contact Quantity | 85 SINGLE MATING END SINGLE CONTACT GROUPING |
| Shell Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.500 INCHES IN |
| Included Contact Type | ROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 2.183 INCHES MINIMUM AND 2.193 INCHES MAXIMUM IN |
| Polarization Method | KEYWAY OR MULTIPLE KEYWAY |
| Contact Surface Treatment Document and Classification | MIL-G-45204,TY 2,GRADE C,CL 1 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-14550,CL 4 MIL SPEC 2ND TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Precious Material and Location | CONTACT SURFACES GOLD |
| 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 |
|---|---|
| 10-521376-56P PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| Reference | Meaning |
|---|---|
| G376818-26 | 5/9 Secondary reference Lucent Technologies Inc Advanced Technology Systems |
NSN 5935-01-313-2391 is a Connector,receptacle,electrical, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-313-2391 has 1 manufacturer part number on file: 10-521376-56P (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 10-521376-56P: Overall Height: 2.719 INCHES MINIMUM AND 2.781 INCHES MAXIMUM IN; Contact Maximum Current Rating in Amps: 13.0 SINGLE MATING END SINGLE CONTACT GROUPING; Connector Locking Method: EXTERNALLY THREADED SHELL; Shell Type: SOLID. 27 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.