The Washer,split, cataloged under National Stock Number 5310-01-374-5432, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-374-5432 |
| Item Name | Washer,split |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-N-290 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Distance Across Split Opening | 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Style Designator | SPLIT |
| Material Document and Classification | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.299 INCHES MINIMUM AND 0.319 INCHES MAXIMUM IN |
| Material Thickness | 0.007 INCHES MINIMUM AND 0.013 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL AND CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 5727-16N | 3/2 Design control — primary reference U.S. Government activity |
| 901084-016 | 5/9 Secondary reference L3harris Technologies, Inc. Dba L3harris Technologies Div Sas1 |
NSN 5310-01-374-5432 is a Washer,split, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-374-5432: Surface Treatment Document and Classification: QQ-N-290 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Distance Across Split Opening: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Style Designator: SPLIT; Material Document and Classification: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 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.