The Adapter,muffler, cataloged under National Stock Number 2990-01-014-6294, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-014-6294 |
| Item Name | Adapter,muffler |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Status | ACTIVE |
| General Characteristics Item Description | CORROSION RESISTING STEEL,PLAIN UNTHREADED PIPE CONNECTION ONE END 1.315 IN. OD 1.206 IN. ID,OVAL FLANGE OTHER END 0.938 IN. DIA HOLE,2 BOLT HOLES 0.312 IN. DIA 1.500 IN. C TO C DISTANCE BETWEEN BOLT 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 |
| Reference | Meaning |
|---|---|
| 13217E7119 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2990-01-014-6294 is a Adapter,muffler, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
Key specifications for 2990-01-014-6294: General Characteristics Item Description: CORROSION RESISTING STEEL,PLAIN UNTHREADED PIPE CONNECTION ONE END 1.315 IN. OD 1.206 IN. ID,OVAL FLANGE OTHER END 0.938 IN. DIA HOLE,2 BOLT HOLES 0.312 IN. DIA 1.500 IN. C TO C DISTANCE BETWEEN BOLT HOLES IN; End Item Identification: 4930004269960. 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.