The Washer,flat, cataloged under National Stock Number 5310-01-470-9084, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Phoenix Logistics, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-470-9084 |
| Primary Part Number | T40026-01 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Phoenix Logistics, Llc |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES ALL SURFACES |
| Overall Diameter | 0.375 INCHES NOMINAL IN |
| Material Document and Classification | ASTM-D-1457 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| Thickness | 0.060 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 |
|---|---|
| T40026-01 PRIMARY | Phoenix Logistics, Llc (USA) |
| Reference | Meaning |
|---|---|
| T40026 | D/9 Drawing number reference only Phoenix Logistics, Llc |
NSN 5310-01-470-9084 is a Washer,flat, manufactured by Phoenix Logistics, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-470-9084 has 1 manufacturer part number on file: T40026-01 (Phoenix Logistics, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-558-9822. Verify interchangeability with system specifications before substitution.
Key specifications for T40026-01: Surface Finish: 63.0 MICROINCHES ALL SURFACES; Overall Diameter: 0.375 INCHES NOMINAL IN; Material Document and Classification: ASTM-D-1457 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.