The Washer,flat, cataloged under National Stock Number 5310-01-006-3918, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Airpak Products Corporation Dba Airpak Products Corp. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-006-3918 |
| Primary Part Number | AM5608 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Airpak Products Corporation Dba Airpak Products Corp |
| Status | ACTIVE |
| Overall Diameter | 1.990 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 304 OVERALL |
| Hole Width Across Flats | 1.007 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN |
| Center Hole Shape Style | HEXAGON |
| Thickness | 0.187 INCHES MINIMUM AND 0.188 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 |
|---|---|
| 002786-1 | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| AM5608 PRIMARY | Airpak Products Corporation Dba Airpak Products Corp (USA) |
| Reference | Meaning |
|---|---|
| 5310PL1240769 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-01-006-3918 is a Washer,flat, manufactured by Airpak Products Corporation Dba Airpak Products Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-006-3918 has 2 manufacturer part numbers on file: 002786-1 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), AM5608 (Airpak Products Corporation Dba Airpak Products Corp).
Key specifications for AM5608: Overall Diameter: 1.990 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN; Material Document and Classification: QQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: PASSIVATE OVERALL. 9 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.