The Plug,thermal Relief,wheel, cataloged under National Stock Number 1630-01-332-5495, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 1630-01-332-5495 |
| Item Name | Plug,thermal Relief,wheel |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL;0.250 IN. DIA;0.270 IN. W IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1630PL0661991 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 49-138 | 5/2 Secondary reference U.S. Government activity |
| 1630PL2181732 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 49-138-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1630-01-332-5495 is a Plug,thermal Relief,wheel, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6635-01-378-9634, 6685-01-646-9737. Verify interchangeability with system specifications before substitution.
Key specifications for 1630-01-332-5495: General Characteristics Item Description: STEEL;0.250 IN. DIA;0.270 IN. W IN; End Item Identification: F-16C/D AIRCRAFT. 1 specification is 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.