The Nut,clip-on, cataloged under National Stock Number 5310-01-077-0768, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-077-0768 |
| Primary Part Number | SL215-3-1 |
| Item Name | Nut,clip-on |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Base to Center of Aperture | 0.660 INCHES NOMINAL0.660 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Panel Thickness | 0.160 INCHES MINIMUM0.160 INCHES MINIMUM IN |
| Nominal Thread Size | 0.190 INCHES0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGNPREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nut Style | FLOATINGFLOATING |
| Thread Class | 3B3B |
| Thread Quantity Per Inch | 3232 |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2890964-1 | Raytheon Company (USA) |
| 2890964-1 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 2890964-1 | Raytheon Company Dba Raytheon Co (USA) |
| SL215-3-1 PRIMARY | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| Reference | Meaning |
|---|---|
| SL215-3-1 | 5/9 Secondary reference U.S. Government activity |
| 2890964-1 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5310-01-077-0768 is a Nut,clip-on, manufactured by Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-077-0768 has 4 manufacturer part numbers on file: 2890964-1 (Raytheon Company), 2890964-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2890964-1 (Raytheon Company Dba Raytheon Co), SL215-3-1 (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems).
1 possible match (shared part number, not a government interchangeability claim): 1430-01-255-5173. Verify interchangeability with system specifications before substitution.
Key specifications for SL215-3-1: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF); Distance From Base to Center of Aperture: 0.660 INCHES NOMINAL0.660 INCHES NOMINAL IN; Overall Width: 0.437 INCHES NOMINAL0.437 INCHES NOMINAL IN. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.