The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-291-7315, 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 Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-291-7315 |
| Primary Part Number | PWA57721 |
| Item Name | Fixture,engine Maintenance,aircr |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Reference Data and Literature | SERD NO. 5879; T.O. 2J-F100-94 |
| Functional Description | USED AS A GUIDE FIXTURE DURING COMPRESSOR CASE REPAIR OF 10TH-12TH STAGES |
| 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 |
|---|---|
| PWA57721 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 4920-01-291-7315 is a Fixture,engine Maintenance,aircr, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-291-7315 has 1 manufacturer part number on file: PWA57721 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA57721: Reference Data and Literature: SERD NO. 5879; T.O. 2J-F100-94; Special Features: C/O 2 GUIDES WHICH ARE STEEL,BOLTED AND WELDED CONSTRUCTION; USED IN HORIZONTAL MAINT; THE COMPRESSOR CASE MUST BE MOVED FORWARD SO THAT THE AFT STAGES OF BLADES WILL BE ACCESSABLE FOR REMOVAL/INSTALLATION. THE GUIDE FEATURE INSURES THAT THE COMPRESSOR WILL NOT DAMAGE ANY BLADES DURING THE FORWARD MOVEMENT OF THE CASE; Functional Description: USED AS A GUIDE FIXTURE DURING COMPRESSOR CASE REPAIR OF 10TH-12TH STAGES; End Item Identification: F100-PW-229 ENGINE. 2 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.
NSN 4920-01-291-7315 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.