The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-126-6085, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-126-6085 |
| Primary Part Number | 364054-1 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Countersink Angle in Deg | 45.0 |
| FSC Application Data | STARTER,ENGINE,GAS,ACFT,2995001153532 383934-1-1 |
| First Step Diameter | 0.9100 INCHES MINIMUM AND 0.9300 INCHES MAXIMUM IN |
| End Diameter | 0.6900 INCHES MINIMUM AND 0.7000 INCHES MAXIMUM IN |
| Countersink Diameter | 0.3400 INCHES MINIMUM AND 0.3600 INCHES MAXIMUM IN |
| Distance From End to First Step | 0.2600 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN |
| Design Type | SOLID |
| Bore Diameter | 0.2960 INCHES MINIMUM AND 0.3030 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 364054-1 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 364054-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-126-6085 is a Seat,helical Compression Spring, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-126-6085 has 1 manufacturer part number on file: 364054-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
1 possible match (shared part number, not a government interchangeability claim): 3950-01-460-0267. Verify interchangeability with system specifications before substitution.
Key specifications for 364054-1: Overall Height: 0.3300 INCHES MINIMUM AND 0.3500 INCHES MAXIMUM IN; Countersink Angle in Deg: 45.0; FSC Application Data: STARTER,ENGINE,GAS,ACFT,2995001153532 383934-1-1; First Step Diameter: 0.9100 INCHES MINIMUM AND 0.9300 INCHES MAXIMUM IN. 9 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.