The Vacuum Control Valve,emission Co, cataloged under National Stock Number 2990-01-498-8828, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc. 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 | 2990-01-498-8828 |
| Primary Part Number | VRB100 |
| Item Name | Vacuum Control Valve,emission Co |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| VRB100 PRIMARY | Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc (USA) |
NSN 2990-01-498-8828 is a Vacuum Control Valve,emission Co, manufactured by Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-498-8828 has 1 manufacturer part number on file: VRB100 (Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc).
Key specifications for VRB100: Special Features: ITEM IS A VACUUM REGULATOR THAT MAINTAINS A NEGATIVE CRANKCASE PRESSURE WITHIN THE ENGINE MANUFACTURES SPECS; ITEM IS BODY ONLY; DIMESIONS ARE 5.750 IN. LONG X 3.500 IN. HIGH X 1.750 IN. WIDE; THE FILTER MOUNTING CONNECTION INSIDE DIA IS 1.510 IN. WITH A SHOULDER THAT IS 2.250 IN. DIA; THE OTHER CONNECTIONS ARE 1.250 IN. OD AND ARE OFFSET; MATERIAL IS PLASTIC ULTEM 2300 GRAY OR EQUIVALENT. IN; End Item Identification: ENGINE, DSL GEN 1D36SS8V-AM MODELS 2949F01 AND 2953F01 8 CYL.. 0 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.