The Vane Damper Assembly, cataloged under National Stock Number 4140-01-429-5515, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Tomkins Industries, Inc Dba Ruskin Manufacturing. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-429-5515 |
| Primary Part Number | 23-020196-MOD-3 |
| Item Name | Vane Damper Assembly |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Tomkins Industries, Inc Dba Ruskin Manufacturing |
| Status | ACTIVE |
| General Characteristics Item Description | 5750 CFM; 250 DEG F MAX TEMP DEGF |
| 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 |
|---|---|
| 23-020196-MOD-3 PRIMARY | Tomkins Industries, Inc Dba Ruskin Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 23-020196-MOD | 5/1 Secondary reference Tomkins Industries, Inc Dba Ruskin Manufacturing |
NSN 4140-01-429-5515 is a Vane Damper Assembly, manufactured by Tomkins Industries, Inc Dba Ruskin Manufacturing, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-429-5515 has 1 manufacturer part number on file: 23-020196-MOD-3 (Tomkins Industries, Inc Dba Ruskin Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-432-6546. Verify interchangeability with system specifications before substitution.
Key specifications for 23-020196-MOD-3: General Characteristics Item Description: 5750 CFM; 250 DEG F MAX TEMP DEGF. 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.