The Valve,positive Crankcase Ventila, cataloged under National Stock Number 2990-01-251-9409, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Tcm America, Inc Sc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2990-01-251-9409 |
| Primary Part Number | N-11810-F0500 |
| Item Name | Valve,positive Crankcase Ventila |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Tcm America, Inc Sc |
| Status | ACTIVE |
| Vehicle Identification Designator | FCG35N5 |
| Vehicle Design Control Activity | 61888 |
| Connection Quantity | 2 |
| 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 |
|---|---|
| 11810-F0500 | Nissan Motor Co Ltd (JPN) |
| N-11810-F0500 PRIMARY | Tcm America, Inc Sc (USA) |
| Reference | Meaning |
|---|---|
| 11810-F0500 | 5/9 Secondary reference Nissan Motor Co. Ltd Div Fleet Business Dept. Sales Div. |
NSN 2990-01-251-9409 is a Valve,positive Crankcase Ventila, manufactured by Tcm America, Inc Sc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-251-9409 has 2 manufacturer part numbers on file: 11810-F0500 (Nissan Motor Co Ltd), N-11810-F0500 (Tcm America, Inc Sc).
Key specifications for N-11810-F0500: Vehicle Identification Designator: FCG35N5; Vehicle Design Control Activity: 61888; Connection Quantity: 2. 3 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.