The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-571-8424, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4920-01-571-8424 |
| Primary Part Number | PWA500099 |
| Item Name | Fixture,engine Maintenance,aircr |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Reference Data and Literature | 2J-F100-94 FIG 166D IND 7 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PWA500099 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 4920PL0816967 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4920-01-571-8424 is a Fixture,engine Maintenance,aircr, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-571-8424 has 1 manufacturer part number on file: PWA500099 (Rtx Corporation Div Pratt & Whitney).
1 possible match (shared part number, not a government interchangeability claim): 4920-01-578-2164. Verify interchangeability with system specifications before substitution.
Key specifications for PWA500099: Reference Data and Literature: 2J-F100-94 FIG 166D IND 7; End Item Identification: F-15 SUPPORT. 1 specification is 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.
NSN 4920-01-571-8424 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.