The Plate,coupling,fan, cataloged under National Stock Number 2930-00-139-4591, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-00-139-4591 |
| Primary Part Number | 10904285 |
| Item Name | Plate,coupling,fan |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,QQ-S-633,COMP C1008 TO C1025,CADMIUM PLATED,QQ-P-416,TYPE 2,CLASS 1,2.250 IN. OD,0.812 IN. LG,2.000 IN. DIA COUNTERBORE 0.562 IN. DEEP,2 ATTACHING HOLES 0.266 IN. DIA IN |
| 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 |
|---|---|
| 10904285 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 2930001394591 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 2930001394591 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 2930-00-139-4591 is a Plate,coupling,fan, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-00-139-4591 has 1 manufacturer part number on file: 10904285 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10904285: General Characteristics Item Description: STEEL,QQ-S-633,COMP C1008 TO C1025,CADMIUM PLATED,QQ-P-416,TYPE 2,CLASS 1,2.250 IN. OD,0.812 IN. LG,2.000 IN. DIA COUNTERBORE 0.562 IN. DEEP,2 ATTACHING HOLES 0.266 IN. DIA IN; End Item Identification: 2350004366635. 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.
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.