The Washer,shouldered, cataloged under National Stock Number 5310-00-772-4199, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Newington Electric Co., Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-772-4199 |
| Primary Part Number | 864-809090 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Newington Electric Co., Inc. |
| Status | ACTIVE |
| Shoulder Height | 0.016 INCHES NOMINAL IN |
| Style Designator | SHOULDERED |
| Outside Diameter | 0.250 INCHES NOMINAL IN |
| Material Thickness | 0.043 INCHES NOMINAL IN |
| Shoulder Diameter | 0.192 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Hole Diameter | 0.100 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 |
|---|---|
| 864-809090 | Newington Electric Co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5608-8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-772-4199 is a Washer,shouldered, manufactured by Newington Electric Co., Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-772-4199 has 1 manufacturer part number on file: 864-809090 (Newington Electric Co., Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-159-8121. Verify interchangeability with system specifications before substitution.
Key specifications for 864-809090: Shoulder Height: 0.016 INCHES NOMINAL IN; Style Designator: SHOULDERED; Outside Diameter: 0.250 INCHES NOMINAL IN; Material Thickness: 0.043 INCHES NOMINAL 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.