The Nut Assembly,self-Locking,gang C, cataloged under National Stock Number 5310-01-686-8624, 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20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-686-8624 |
| Item Name | Nut Assembly,self-Locking,gang C |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nut Quantity | 4 |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Material Document and Classification | ASTM A827/A827M ASSN STD 1ST MATERIAL RESPONSE OR STM A827/A827M FED STD SINGLE MATERIAL RESPONSE OR ASTM A827/A827M ASSN STD 3RD MATERIAL RESPONSE OR ASTM A29/A29/A29M ASSN STD 4TH MATERIAL RESPONSE OR ASTM A29/A29M ASSN STD 5TH MATERIAL RESPONSE OR ASTM A29/A29M ASSN STD ALL MATERIAL RESPONSES OR ASTM A29/A29M ASSN STD 6TH MATERIAL RESPONSE NUT |
| Material Document and Classification | ASTM AB209 ASSN STD 1ST MATERIAL RESPONSE OR MS-QQ-A-250/4, 250/5, OR AMS4040 FED STD SINGLE MATERIAL RESPONSE OR AMS-QQ-A-250/12, AMS4048, OR AMS4049 ASSN STD 3RD MATERIAL RESPONSE CHANNEL |
| Channel Height | 0.328 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Specification/standard Data | 80205-NAS-21063 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Assembly Overall Height | 0.281 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM NUT |
| Nut Style | GANG CHANNEL, SELF LOCKING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 1035 OR STEEL COMP 1040 OR STEEL COMP 1050 OR STEEL COMP 1042 OR STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 8740 NUT |
| Material | ALUMINUM ALLOY 1100 OR ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 7075 CHANNEL |
| Nut Spacing | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN |
| Channel Style | STRAIGHT TYPE |
| 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 |
|---|---|
| MS21063L5-7-4 | 3/2 Design control — primary reference U.S. Government activity |
| MS21063L5-7-4 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-686-8624 is a Nut Assembly,self-Locking,gang C, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-686-8624: Lubrication: DRY FILM LUBRICANT; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Nut Quantity: 4; Temp Rating: 250.0 FAHRENHEIT NOMINAL 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.