The Washer,flat, cataloged under National Stock Number 5310-01-629-8955, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Msc Industrial Direct Co., Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-629-8955 |
| Primary Part Number | 88525068 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Msc Industrial Direct Co., Inc. |
| Status | ACTIVE |
| Overall Diameter | 0.580 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ZINC OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.241 INCHES NOMINAL IN |
| Thickness | 0.080 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 88525068 PRIMARY | Msc Industrial Direct Co., Inc. (USA) |
| 11B5190428-4 | Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA) |
NSN 5310-01-629-8955 is a Washer,flat, manufactured by Msc Industrial Direct Co., Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-629-8955 has 2 manufacturer part numbers on file: 88525068 (Msc Industrial Direct Co., Inc.), 11B5190428-4 (Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army).
Key specifications for 88525068: Overall Diameter: 0.580 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: ZINC OVERALL; Peripheral Shape Style: ROUND. 8 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.