The Nut,self-Locking,spline, cataloged under National Stock Number 5310-01-135-6787, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-135-6787 |
| Item Name | Nut,self-Locking,spline |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| Thread Series | UNF |
| Temp Rating | 250.0 FAHRENHEIT MAXIMUM DEGF |
| Material Document and Classification | ASTM A582 ASSN STD ALL MATERIAL RESPONSES OVERALL EXCEPT INSERT |
| Material Document and Classification | L-P-410 FED SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT |
| Nut Counterbore Depth | 0.099 INCHES MINIMUM AND 0.111 INCHES MAXIMUM NUT IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Counterbore Diameter | 0.220 INCHES NOMINAL NUT IN |
| Pilot Diameter | 0.273 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN |
| Pilot Length | 0.099 INCHES MINIMUM AND 0.111 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 0.334 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL EXCEPT INSERT |
| Nut Style | SPLINE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE LOCKING INSERT |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OVERALL EXCEPT INSERT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1JA2731H69 | 5/9 Secondary reference Northrop Grumman Support Services Corp |
| 1JA2731H69 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5310-01-135-6787 is a Nut,self-Locking,spline, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-135-6787: Width Across Flats: 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT; Thread Series: UNF; Temp Rating: 250.0 FAHRENHEIT MAXIMUM DEGF. 20 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.