The Washer,flat, cataloged under National Stock Number 5310-00-772-6986, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Waltron Bull & Roberts, Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-772-6986 |
| Primary Part Number | F619 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Waltron Bull & Roberts, Llc |
| Status | ACTIVE |
| Overall Diameter | 0.968 INCHES NOMINAL IN |
| Hardness Rating | 55.0 DUROMETER NOMINAL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | RUBBER SYNTHETIC OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.593 INCHES NOMINAL IN |
| Thickness | 0.093 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 |
|---|---|
| F619 PRIMARY | Waltron Bull & Roberts, Llc (USA) |
NSN 5310-00-772-6986 is a Washer,flat, manufactured by Waltron Bull & Roberts, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-772-6986 has 1 manufacturer part number on file: F619 (Waltron Bull & Roberts, Llc).
Key specifications for F619: Overall Diameter: 0.968 INCHES NOMINAL IN; Hardness Rating: 55.0 DUROMETER NOMINAL; Cross-Sectional Shape Style: RECTANGULAR; 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.