The Stand,maintenance,aircraft Engin, cataloged under National Stock Number 4920-01-083-0429, 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 5 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 | 4920-01-083-0429 |
| Primary Part Number | ST93151 |
| Item Name | Stand,maintenance,aircraft Engin |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Supplementary Features | TEST STAND FIXTURE 30"L X 24"W X 35.5"H, BOOM ASSY 66"L X 6"W X 90"H, CONTROL CONSOLE ASSY 66.19"L X 44.44"W X 53.50H, WEIGHTS - TEST STAND FIXTURE 580LBS, JET FUEL STARTER TURBINE 60LBS, ACCESSORY DRIVE GEARBOX 85LBS, WATER DYNAMOMETER 70LBS, STARTER 35LBS, CONTROL CONSOLE ASSY 450LBS LBS |
| Reference Data and Literature | T.O. 33D4-6-634-1, -4 |
| Work Holding Device Position Adjustability | ADJUSTABLE |
| Assembly Form | RIGID |
| Functional Description | USED TO FUNCTIONALLY TEST THE JET FUEL STARTER |
| 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 |
|---|---|
| ST93151 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
NSN 4920-01-083-0429 is a Stand,maintenance,aircraft Engin, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-083-0429 has 1 manufacturer part number on file: ST93151 (Rtx Corporation Div Pratt & Whitney).
Key specifications for ST93151: Supplementary Features: TEST STAND FIXTURE 30"L X 24"W X 35.5"H, BOOM ASSY 66"L X 6"W X 90"H, CONTROL CONSOLE ASSY 66.19"L X 44.44"W X 53.50H, WEIGHTS - TEST STAND FIXTURE 580LBS, JET FUEL STARTER TURBINE 60LBS, ACCESSORY DRIVE GEARBOX 85LBS, WATER DYNAMOMETER 70LBS, STARTER 35LBS, CONTROL CONSOLE ASSY 450LBS LBS; Reference Data and Literature: T.O. 33D4-6-634-1, -4; Work Holding Device Position Adjustability: ADJUSTABLE; Special Features: TEST CELL CONTAINS THE TEST STAND FIXTURE. A REDUCTION DRIVE GEARBOX, A STARTER MOTOR, FUEL SYSTEM VALVES AND ASSOC WIRING AND PLUMBING ARE MOUNTED ON THE TEST STAND FIXTURE. A WATER DYNAMOMETER MOUNTED ON THE TEST STAND PROVIDES POWER LOADING FOR THE TURBINE. AN EGT THERMOCOUPLE DUCT AND CUSTOM EXHAUST DUCT ASSY CONNECTS THE TURBINE WITH EXISTING FACILITY DUCTS. A BOOM MOUNTED JUNCTION BOX PROVIDES FOR AIR/ELECTRICAL CONNECTION WITH THE TEST STAND FIXTURE. A BOOM C/O WIRING AND HOSES CONNECTS THE BOOM JUNCTION BOX WITH THE WIRING DUCT FOR THE CONTROL ROOM. TEST STAND FUEL AND WATERBRAKE CONTROLS ARE IN THE TEST CELL. AN INTERFACE (BOX) PROVIDES THE CONTROL INTERFACE BETWEEN THE CONTROL ROOM AND TEST CELL. 5 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 4920-01-083-0429 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.