The Nut Assembly,self-Locking,gang C, cataloged under National Stock Number 5310-01-188-5802, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-188-5802 |
| Item Name | Nut Assembly,self-Locking,gang C |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE CHANNEL |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC ALL TREATMENT RESPONSES NUT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nut Quantity | 12 |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Hardness Rating | 49.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | QQ-A-250/13,T6 FED SPEC SINGLE MATERIAL RESPONSE CHANNEL |
| Material Document and Classification | ASTM A286 NATIONAL SPEC SINGLE MATERIAL RESPONSE NUT |
| Nut Counterbore Depth | 0.027 INCHES NOMINAL NUT IN |
| Features Provided | FLOATING NUT |
| Channel Height | 0.250 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Specification/standard Data | 96906-MS21063 GOVERNMENT STANDARD |
| Counterbore Diameter | 0.194 INCHES MINIMUM NUT IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Assembly Overall Height | 0.250 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE NUT |
| Surface Treatment | ANODIZE OR CHROMATE CHANNEL |
| Nut Style | GANG CHANNEL, SELF LOCKING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 NUT |
| Material | ALUMINUM ALLOY 7075 CHANNEL |
| Nut Spacing | 2.000 INCHES NOMINAL 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 |
|---|---|
| G1000-3-16-14 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| T63S1032-16-12 | 5/9 Secondary reference Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace |
| MS21063L3-16-12 | 2/2 Government specification standardization U.S. Government activity |
| C182-3-16-14 | 5/9 Secondary reference U.S. Government activity |
| RM52LHTG51-02-16-12 | 5/9 Secondary reference Harvard Industries Inc |
| G1000-3-16-14 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Microdot Products |
NSN 5310-01-188-5802 is a Nut Assembly,self-Locking,gang C, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-188-5802: Lubrication: DRY FILM LUBRICANT; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE CHANNEL; Surface Treatment Document and Classification: QQ-P-416 FED SPEC ALL TREATMENT RESPONSES NUT; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 27 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.