The Washer,flat, cataloged under National Stock Number 5310-00-952-7270, 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. 2 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 | 5310-00-952-7270 |
| Primary Part Number | 5527-7 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Goodrich Aerospace Canada Ltd |
| Status | ACTIVE |
| Width Across Flats | 0.860 INCHES NOMINAL IN |
| Length | 1.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | RECTANGULAR |
| Material | STEEL COMP E4340 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.628 INCHES NOMINAL IN |
| Thickness | 0.250 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 |
|---|---|
| 5527-7 PRIMARY | Goodrich Aerospace Canada Ltd (CAN) |
NSN 5310-00-952-7270 is a Washer,flat, manufactured by Goodrich Aerospace Canada Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-952-7270 has 1 manufacturer part number on file: 5527-7 (Goodrich Aerospace Canada Ltd).
2 possible matches (shared part number, not a government interchangeability claim): 5945-01-352-7178, 8465-01-729-3618. Verify interchangeability with system specifications before substitution.
Key specifications for 5527-7: Width Across Flats: 0.860 INCHES NOMINAL IN; Length: 1.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: RECTANGULAR. 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.