The Washer,flat, cataloged under National Stock Number 5310-00-424-2018, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Aerospace Canada Ltd. 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-424-2018 |
| Primary Part Number | 5169-5 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Goodrich Aerospace Canada Ltd |
| Status | ACTIVE |
| Overall Diameter | 2.271 INCHES MINIMUM AND 2.291 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-6750,COND D MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 4130 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.396 INCHES MINIMUM AND 1.416 INCHES MAXIMUM IN |
| Thickness | 0.083 INCHES MINIMUM AND 0.103 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 |
|---|---|
| 5169-5 PRIMARY | Goodrich Aerospace Canada Ltd (CAN) |
NSN 5310-00-424-2018 is a Washer,flat, manufactured by Goodrich Aerospace Canada Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-424-2018 has 1 manufacturer part number on file: 5169-5 (Goodrich Aerospace Canada Ltd).
3 possible matches (shared part number, not a government interchangeability claim): 5895-00-630-9305, 6150-01-561-3340, 5280-01-627-4713. Verify interchangeability with system specifications before substitution.
Key specifications for 5169-5: Overall Diameter: 2.271 INCHES MINIMUM AND 2.291 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-6750,COND D MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Special Features: CHAMFER 45 DEGREES ON ONE SIDE OF OD. 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.