The Washer,flat, cataloged under National Stock Number 5310-00-209-2199, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-209-2199 |
| Primary Part Number | 9146-20 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Overall Diameter | 1.500 INCHES NOMINAL IN |
| Hardness Rating | 65.0 ROCKWELL B MINIMUM AND 98.0 ROCKWELL B MAXIMUM |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | CADMIUM OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1010 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.020 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN |
| Thickness | 0.130 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 |
|---|---|
| 9146-20 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 9146-20 | 3/9 Design control — primary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| FFW92A | 4/1 Identification reference U.S. Government activity |
NSN 5310-00-209-2199 is a Washer,flat, manufactured by Goodrich Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-209-2199 has 1 manufacturer part number on file: 9146-20 (Goodrich Corporation).
Key specifications for 9146-20: Overall Diameter: 1.500 INCHES NOMINAL IN; Hardness Rating: 65.0 ROCKWELL B MINIMUM AND 98.0 ROCKWELL B MAXIMUM; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 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.