The Washer,flat, cataloged under National Stock Number 5310-01-473-3299, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Age Logistics Corporation. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-473-3299 |
| Primary Part Number | 9217-129 ITEM 1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Age Logistics Corporation |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES ALL SURFACES |
| Overall Diameter | 0.428 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Thickness | 0.032 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 |
|---|---|
| 9217-129 ITEM 1 PRIMARY | Age Logistics Corporation (USA) |
| Reference | Meaning |
|---|---|
| 9217-129 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 9217-129 | 5/9 Secondary reference Age Logistics Corporation |
NSN 5310-01-473-3299 is a Washer,flat, manufactured by Age Logistics Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-473-3299 has 1 manufacturer part number on file: 9217-129 ITEM 1 (Age Logistics Corporation).
Key specifications for 9217-129 ITEM 1: Surface Finish: 125.0 MICROINCHES ALL SURFACES; Overall Diameter: 0.428 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN; Material Document and Classification: ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 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.