The Washer,flat, cataloged under National Stock Number 5310-01-697-8025, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Prestige Stamping Llc. Government technical data includes 12 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 | 5310-01-697-8025 |
| Primary Part Number | P1900HP300 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Prestige Stamping Llc |
| Status | ACTIVE |
| Center Hole Length | 0.874 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN |
| Overall Diameter | 1.937 INCHES MINIMUM AND 2.063 INCHES MAXIMUM IN |
| Material Document and Classification | F436 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 1.937 INCHES MINIMUM AND 2.063 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 0.86LB WEIGHT LBS |
| Surface Treatment | ZINC OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.063 INCHES MINIMUM AND 1.126 INCHES MAXIMUM IN |
| Thickness | 0.136 INCHES MINIMUM AND 0.177 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 |
| Part Number | Manufacturer |
|---|---|
| 37570 | Cascade Nut & Bolt, Inc Dba Cascade Nut & Bolt Inc (USA) |
| P1900HP300 PRIMARY | Prestige Stamping Llc (USA) |
NSN 5310-01-697-8025 is a Washer,flat, manufactured by Prestige Stamping Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-697-8025 has 2 manufacturer part numbers on file: 37570 (Cascade Nut & Bolt, Inc Dba Cascade Nut & Bolt Inc), P1900HP300 (Prestige Stamping Llc).
Key specifications for P1900HP300: Center Hole Length: 0.874 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN; Overall Diameter: 1.937 INCHES MINIMUM AND 2.063 INCHES MAXIMUM IN; Material Document and Classification: F436 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 12 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.