The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-164-6612, 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 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5340-01-164-6612 |
| Primary Part Number | S9404-109 |
| 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 |
| First Step Diameter | 0.8800 INCHES MINIMUM AND 0.9000 INCHES MAXIMUM IN |
| End Diameter | 0.6550 INCHES MINIMUM AND 0.6650 INCHES MAXIMUM IN |
| Distance From End to First Step | 0.1000 INCHES NOMINAL IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Material Document and Classification | MIL-S-5059, TYPE 301 MIL SPEC SINGLE MATERIAL RESPONSE |
| Bore Diameter | 0.0910 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN |
| Material | STEEL COMP 301 |
| 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 |
|---|---|
| S9404-109 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 10112841 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| S9404-109 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-01-164-6612 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 5340-01-164-6612 has 1 manufacturer part number on file: S9404-109 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-600-9863. Verify interchangeability with system specifications before substitution.
Key specifications for S9404-109: Overall Height: 0.1400 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM IN; First Step Diameter: 0.8800 INCHES MINIMUM AND 0.9000 INCHES MAXIMUM IN; End Diameter: 0.6550 INCHES MINIMUM AND 0.6650 INCHES MAXIMUM IN; Distance From End to First Step: 0.1000 INCHES NOMINAL IN. 8 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.