The Adapter,mechanical Test, cataloged under National Stock Number 4940-01-331-6179, is classified within Federal Supply Class 4940 (Miscellaneous 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 3 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 | 4940-01-331-6179 |
| Primary Part Number | 2564577 |
| Item Name | Adapter,mechanical Test |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | DIM. 5.500 IN. LG; 2.700 IN. W; 0.400 IN. H IN |
| Reference Data and Literature | PRATT WHITNEY SERD NO. 6248 |
| Functional Description | DURING DISASSEMBLY/ASSEMBLY OF THE AIR VALVE AND HOUSING ASSEMBLY OD THE AUGMENTOR PUMP CONTROLLER,THE BODY MUST BE POSITIONED AND HELD TO PROVIDE BEST OPERATING ACCESS FOR THE PROCEDURE BEING PERFORMED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2564577 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 4940-01-331-6179 is a Adapter,mechanical Test, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4940-01-331-6179 has 1 manufacturer part number on file: 2564577 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 2564577: General Characteristics Item Description: DIM. 5.500 IN. LG; 2.700 IN. W; 0.400 IN. H IN; Reference Data and Literature: PRATT WHITNEY SERD NO. 6248; Functional Description: DURING DISASSEMBLY/ASSEMBLY OF THE AIR VALVE AND HOUSING ASSEMBLY OD THE AUGMENTOR PUMP CONTROLLER,THE BODY MUST BE POSITIONED AND HELD TO PROVIDE BEST OPERATING ACCESS FOR THE PROCEDURE BEING PERFORMED; End Item Identification: F100-PW-229 TURBOFAN ENGINE. 3 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.
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.