The Contact,electrical, cataloged under National Stock Number 5999-01-306-6695, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 11 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-306-6695 |
| Primary Part Number | 178AS1331 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-N-290,CLASS 1 FED SPEC 1ST TREATMENT RESPONSE AND QQ-S-365,TYPE 2,GRADE A FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT |
| Overall Diameter | 0.866 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Mounting Method | TERMINAL |
| Style Designator | CYLINDRICAL SHAPE |
| Precious Material and Weight | 0.005 SILVER GRAINS, TROY |
| Material Document and Classification | QQ-C-530,ALLOY 172 FED SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT |
| Surface Treatment | NICKEL AND SILVER BODY AND CONTACT |
| Precious Material and Location | BODY AND CONTACT SURFACES SILVER |
| Material | COPPER ALLOY 172 BODY AND CONTACT |
| Terminal Type and Quantity | 1 CLIP END OPPOSITE CONTACT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Weight | 0.0500 lbs |
| Cube | 0.0001 cu ft |
NSN 5999-01-306-6695 is a Contact,electrical, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-306-6695 has 2 manufacturer part numbers on file: 178AS1331 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 178AS1331 (Naval Air Warfare Center Aircraft Div).
Key specifications for 178AS1331: Surface Treatment Document and Classification: QQ-N-290,CLASS 1 FED SPEC 1ST TREATMENT RESPONSE AND QQ-S-365,TYPE 2,GRADE A FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT; Overall Diameter: 0.866 INCHES NOMINAL IN; Precious Material: SILVER; Mounting Method: TERMINAL. 11 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.