The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-119-3153, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 15 specifications, 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-119-3153 |
| Primary Part Number | 3445-020 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Woodward, Inc. Div Fuel Systems and Controls |
| Status | ACTIVE |
| FSC Application Data | SENSOR,COMPRESSOR,TEMPERATURE,ENGINE,AIRCRAFT |
| First Step Diameter | 0.8880 INCHES MINIMUM AND 0.8940 INCHES MAXIMUM IN |
| End Diameter | 0.6340 INCHES MINIMUM AND 0.6440 INCHES MAXIMUM IN |
| Countersink Diameter | 1.1190 INCHES MINIMUM AND 1.1200 INCHES MAXIMUM IN |
| Distance From End to First Step | 0.0540 INCHES MINIMUM AND 0.0740 INCHES MAXIMUM IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Counterbore Length | 0.1510 INCHES MINIMUM AND 0.1610 INCHES MAXIMUM IN |
| Second Step Diameter | 1.1190 INCHES MINIMUM AND 1.1200 INCHES MAXIMUM IN |
| Counterbore Diameter | 0.7970 INCHES NOMINAL IN |
| Second Counterbore Length | 0.0940 INCHES NOMINAL IN |
| First Step Length | 0.0530 INCHES MINIMUM AND 0.0730 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE |
| Bore Diameter | 0.3740 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 3445-020 PRIMARY | Woodward, Inc. Div Fuel Systems and Controls (USA) |
NSN 5340-00-119-3153 is a Seat,helical Compression Spring, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-119-3153 has 1 manufacturer part number on file: 3445-020 (Woodward, Inc. Div Fuel Systems and Controls).
Key specifications for 3445-020: Overall Height: 0.2780 INCHES MINIMUM AND 0.2880 INCHES MAXIMUM IN; FSC Application Data: SENSOR,COMPRESSOR,TEMPERATURE,ENGINE,AIRCRAFT; First Step Diameter: 0.8880 INCHES MINIMUM AND 0.8940 INCHES MAXIMUM IN; End Diameter: 0.6340 INCHES MINIMUM AND 0.6440 INCHES MAXIMUM IN. 15 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.