The Motor,windshield Wiper,vacuum, cataloged under National Stock Number 2540-00-753-8495, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Trico Products Corporation. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 2540-00-753-8495 |
| Primary Part Number | 51450-3 |
| Item Name | Motor,windshield Wiper,vacuum |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Trico Products Corporation |
| Status | ACTIVE |
| Shaft Thread Size | 0.190-32 |
| Connection Fitting | INCLUDED |
| Actuating Shaft End Connection Type | THREADED |
| Design Type | OSCILLATING ARM |
| Shaft Screw Thread Length | 0.188 INCHES NOMINAL IN |
| Actuating Shaft Length | 1.688 INCHES NOMINAL IN |
| Mounting Method | THREADED SLEEVE |
| Outside Diameter | 0.250 INCHES NOMINAL IN |
| Speed Type | VARIABLE |
| Sleeve Thread Size | 0.312-32 |
| Sleeve Thread Direction | RIGHT-HAND |
| Sleeve Diameter | 0.375 INCHES NOMINAL IN |
| Throw Angle in Deg | 89.0 |
| Actuating Shaft Largest Diameter | 0.250 INCHES NOMINAL IN |
| Valve Type | INTEGRAL |
| Shaft Thread Direction | RIGHT-HAND |
| Manual Operation Facility | NOT PROVIDED |
| Shaft Thread Series Designator | UNF |
| Control Valve | PROVIDED |
| Sleeve Length | 1.656 INCHES NOMINAL IN |
| Sleeve Thread Series Designator | UNEF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 51450-3 PRIMARY | Trico Products Corporation (USA) |
| KSB450-1 | Trico Products Corporation (USA) |
| KSB450-3 | Trico Products Corporation (USA) |
| 7538495 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 3665706 | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 3665706 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 3665706 | 5/9 Secondary reference General Motors Corp |
NSN 2540-00-753-8495 is a Motor,windshield Wiper,vacuum, manufactured by Trico Products Corporation, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-00-753-8495 has 5 manufacturer part numbers on file: 51450-3 (Trico Products Corporation), KSB450-1 (Trico Products Corporation), KSB450-3 (Trico Products Corporation), 7538495 (U S Army Tank Automotive Command Amsta-Im-Mm), 3665706 (General Motors Llc Dba General Motors Llc).
3 possible matches (shared part number, not a government interchangeability claim): 6105-01-211-4218, 4320-01-566-1822, 5331-01-589-7366. Verify interchangeability with system specifications before substitution.
Key specifications for 51450-3: Shaft Thread Size: 0.190-32; Connection Fitting: INCLUDED; Actuating Shaft End Connection Type: THREADED; Design Type: OSCILLATING ARM. 21 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.