The Nut,clip-on, cataloged under National Stock Number 5310-00-917-4559, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-917-4559 |
| Primary Part Number | C646-10 |
| 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 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNFUNF |
| Distance From Base to Center of Aperture | 0.580 INCHES NOMINAL0.580 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Panel Thickness | 0.300 INCHES NOMINAL0.300 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES0.190 INCHES IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3B3B |
| Thread Quantity Per Inch | 3232 |
| Material | STEEL SPRING |
| Material | STEEL SHELL |
| Material | STEEL NUT |
| 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 |
|---|---|
| C646-10 | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| C646-10 | Monadnock Company, the Dba Lisi Aerospace (USA) |
| Reference | Meaning |
|---|---|
| C646-10 | 7/2 Vendor item drawing reference U.S. Government activity |
| SL100-10 | 5/9 Secondary reference U.S. Government activity |
| SL212-3-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-917-4559 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 5310-00-917-4559 has 2 manufacturer part numbers on file: C646-10 (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems), C646-10 (Monadnock Company, the Dba Lisi Aerospace).
Key specifications for C646-10: Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNFUNF; Distance From Base to Center of Aperture: 0.580 INCHES NOMINAL0.580 INCHES NOMINAL IN; Overall Width: 0.460 INCHES NOMINAL0.460 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.