The Manifold,air Exhaust,emission, cataloged under National Stock Number 2990-01-355-7672, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-355-7672 |
| Primary Part Number | 12576091 |
| Item Name | Manifold,air Exhaust,emission |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL CASTING,CLASS 105-85 OR 115-95; PROTECTIVE FINISH PER MIL-STD-171; COLOR GLOSS UNTINTED WHITE NO. 17925;4 PORTS,1-0.875-14UNF-2B BOSS,1-0.4375-20 UNJF-3B BOSS,1-0.250-18 NPTF,1-1.3125-12UN-2B BOSS |
| 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 |
|---|---|
| 12576091 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 2990-01-355-7672 is a Manifold,air Exhaust,emission, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-355-7672 has 1 manufacturer part number on file: 12576091 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12576091: General Characteristics Item Description: STEEL CASTING,CLASS 105-85 OR 115-95; PROTECTIVE FINISH PER MIL-STD-171; COLOR GLOSS UNTINTED WHITE NO. 17925;4 PORTS,1-0.875-14UNF-2B BOSS,1-0.4375-20 UNJF-3B BOSS,1-0.250-18 NPTF,1-1.3125-12UN-2B BOSS; End Item Identification: M109A6 HOWITZER,MEDIUM,SELF-PROPELLED. 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.