The Band,exhaust Pipe, cataloged under National Stock Number 2990-01-031-4457, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-031-4457 |
| Primary Part Number | CPR109245 |
| Item Name | Band,exhaust Pipe |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,CORROSION RESISTING,SPEC QQ-S-766,CLASS 321; 0.125 IN. THK; ONE HOLE DRILL IN EACH END 0.340 IN. DIA; ONE GUSSET WELDED IN CENTER AND ONE GUSSET WELDED AT ONE END; 1.000 IN WIDTH OF BAND; 5.280 IN. C TO C BETWEEN HOLES 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 |
|---|---|
| CPR109245 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 2990010314457 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2990-01-031-4457 is a Band,exhaust Pipe, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-031-4457 has 1 manufacturer part number on file: CPR109245 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for CPR109245: General Characteristics Item Description: STEEL,CORROSION RESISTING,SPEC QQ-S-766,CLASS 321; 0.125 IN. THK; ONE HOLE DRILL IN EACH END 0.340 IN. DIA; ONE GUSSET WELDED IN CENTER AND ONE GUSSET WELDED AT ONE END; 1.000 IN WIDTH OF BAND; 5.280 IN. C TO C BETWEEN HOLES IN. 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.