The Valve,flapper, cataloged under National Stock Number 4310-00-482-4307, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Campbell Hausfeld Co. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-482-4307 |
| Primary Part Number | VS-18 |
| Item Name | Valve,flapper |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Campbell Hausfeld Co |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 1.968 IN. LG,0.685 IN. W,0.008 IN. THK; HOLES 0.132 IN. DIA,0.391 IN. C TO C; 0.156 IN. C TO END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4310-00-482-4307 is a Valve,flapper, manufactured by Campbell Hausfeld Co, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-482-4307 has 2 manufacturer part numbers on file: VS-18 (Campbell Hausfeld Co), VS18 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial).
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-335-1194, 5998-01-466-0046. Verify interchangeability with system specifications before substitution.
Key specifications for VS-18: General Characteristics Item Description: STEEL; 1.968 IN. LG,0.685 IN. W,0.008 IN. THK; HOLES 0.132 IN. DIA,0.391 IN. C TO C; 0.156 IN. C TO END IN. 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.