The Cup,compression, cataloged under National Stock Number 5340-00-753-9739, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-753-9739 |
| Primary Part Number | 7539739 |
| Item Name | Cup,compression |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| FSC Application Data | CLUTCH PISTON,TRANSMISSION,TANK,COMBAT |
| Overall Diameter | 11.012 INCHES MINIMUM AND 11.264 INCHES MAXIMUM IN |
| Recess Major Inside Diameter | 10.946 INCHES MINIMUM AND 11.178 INCHES MAXIMUM IN |
| Center Hole Diameter | 10.528 INCHES MINIMUM AND 10.740 INCHES MAXIMUM IN |
| Base Material Thickness | 0.033 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 7539739 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 6763403 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 5340007539739 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 2520007539739 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 62.71.066 | 5/9 Secondary reference Sapa Operaciones SL |
| 6763403 | 5/9 Secondary reference General Motors Corp |
NSN 5340-00-753-9739 is a Cup,compression, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-753-9739 has 2 manufacturer part numbers on file: 7539739 (U S Army Tank Automotive Command Amsta-Im-Mm), 6763403 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 7539739: FSC Application Data: CLUTCH PISTON,TRANSMISSION,TANK,COMBAT; Overall Diameter: 11.012 INCHES MINIMUM AND 11.264 INCHES MAXIMUM IN; Overall Length: 0.165 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN; Recess Major Inside Diameter: 10.946 INCHES MINIMUM AND 11.178 INCHES MAXIMUM IN. 5 specifications are 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.