The Plug,expansion, cataloged under National Stock Number 5340-00-485-7527, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Triumph Thermal Systems, Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5340-00-485-7527 |
| Primary Part Number | 75590 |
| Item Name | Plug,expansion |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Triumph Thermal Systems, Llc |
| Status | ACTIVE |
| Radius | 2.360 INCHES NOMINAL IN |
| Outside Diameter | 2.245 INCHES MINIMUM AND 2.255 INCHES MAXIMUM IN |
| Style Designator | CONCAVE |
| Material Document and Classification | QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5340-00-485-7527 is a Plug,expansion, manufactured by Triumph Thermal Systems, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-485-7527 has 2 manufacturer part numbers on file: S60-163 (Goodrich Corporation), 75590 (Triumph Thermal Systems, Llc).
3 possible matches (shared part number, not a government interchangeability claim): 2805-01-209-4495, 4520-01-444-5347, 2590-01-566-5907. Verify interchangeability with system specifications before substitution.
Key specifications for 75590: Radius: 2.360 INCHES NOMINAL IN; Outside Diameter: 2.245 INCHES MINIMUM AND 2.255 INCHES MAXIMUM IN; Style Designator: CONCAVE; Material Document and Classification: QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE. 7 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.