The Washer,split, cataloged under National Stock Number 5310-01-025-3778, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-025-3778 |
| Item Name | Washer,split |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Distance Across Split Opening | 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN |
| Style Designator | SPLIT |
| Material Document and Classification | ASTM A519 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.620 INCHES MINIMUM AND 1.620 INCHES MINIMUM AND 1.625 INCHES MAXIMUM1.625 INCHES MAXIMUM IN |
| Material Thickness | 0.124 INCHES MINIMUM AND 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM0.125 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Hole Diameter | 1.377 INCHES MINIMUM AND 1.377 INCHES MINIMUM AND 1.378 INCHES MAXIMUM1.378 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 |
|---|---|
| 12513 PIECE 17 | 5/9 Secondary reference Northern Line Machine Div of Commencement Intl Corp |
| 22565-10 | 3/9 Design control — primary reference Northern Line Machine Div of Commencement Intl Corp |
NSN 5310-01-025-3778 is a Washer,split, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-025-3778: Distance Across Split Opening: 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN; Style Designator: SPLIT; Material Document and Classification: ASTM A519 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.620 INCHES MINIMUM AND 1.620 INCHES MINIMUM AND 1.625 INCHES MAXIMUM1.625 INCHES MAXIMUM IN. 7 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.