The Nut,plain,spline, cataloged under National Stock Number 5310-01-332-0891, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-332-0891 |
| Item Name | Nut,plain,spline |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.375 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| Nut Length | 0.557 INCHES MINIMUM AND 0.587 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE BRACKET |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CL2 FED SPEC SINGLE TREATMENT RESPONSE BOSS |
| Thread Series | UNJC |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS 5085 ASSN STD SINGLE MATERIAL RESPONSE BRACKET |
| Material Document and Classification | AMS 5639 ASSN STD SINGLE MATERIAL RESPONSE BOSS |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Pilot Diameter | 0.270 INCHES MAXIMUM IN |
| Pilot Length | 0.146 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN |
| Nut Height | 0.406 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE NUT |
| Surface Treatment | CADMIUM BRACKET |
| Surface Treatment | CADMIUM BOSS |
| Nut Style | SPLINE (FLOATING) |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 NUT |
| Material | STEEL COMP 1050 BRACKET |
| Material | STEEL COMP 304 BOSS |
| 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 |
|---|---|
| FFC6010NL-10-C | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc. Div Huck Products Division |
| 841617-27 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
| 841617-27 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| FFC6010NL-10-C | 3/9 Design control — primary reference U.S. Government activity |
NSN 5310-01-332-0891 is a Nut,plain,spline, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-332-0891: Width Across Flats: 0.375 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN; Nut Length: 0.557 INCHES MINIMUM AND 0.587 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT; Surface Treatment Document and Classification: QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE BRACKET. 23 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.