The Manifold,intake, cataloged under National Stock Number 2990-00-112-0191, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2990-00-112-0191 |
| Item Name | Manifold,intake |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Status | ACTIVE |
| Outlet Quantity | 8 |
| Inlet Quantity | 2 |
| Outlet Connection Bolt Hole Quantity | 8 |
| Bolt Hole Diameter | 0.312 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Width | 4.562 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Bolt Hole Circle Diameter | 5.250 INCHES NOMINAL IN |
| Outlet Connection Bolt Hole Diameter | 0.437 INCHES NOMINAL IN |
| Material | IRON CAST |
| Temp Regulating Valve Opening | NOT INCLUDED |
| 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 |
|---|---|
| 133705R1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2990-00-112-0191 is a Manifold,intake, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
Key specifications for 2990-00-112-0191: Outlet Quantity: 8; Inlet Quantity: 2; Outlet Connection Bolt Hole Quantity: 8; Bolt Hole Diameter: 0.312 INCHES NOMINAL IN. 10 specifications are 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.