The Washer,flat, cataloged under National Stock Number 5310-01-086-4407, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hensoldt Sensors Gmbh Div Seps. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-086-4407 |
| Primary Part Number | 822517-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hensoldt Sensors Gmbh Div Seps |
| Status | ACTIVE |
| Overall Diameter | 0.971 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-22499 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 302 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.563 INCHES NOMINAL IN |
| Thickness | 0.062 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 |
|---|---|
| 822517-1 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| Reference | Meaning |
|---|---|
| 822517-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-086-4407 is a Washer,flat, manufactured by Hensoldt Sensors Gmbh Div Seps, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-086-4407 has 1 manufacturer part number on file: 822517-1 (Hensoldt Sensors Gmbh Div Seps).
Key specifications for 822517-1: Overall Diameter: 0.971 INCHES NOMINAL IN; Material Document and Classification: MIL-S-22499 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; 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.