The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-288-9329, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Hdi Landing Gear Usa Inc (CAGE 5ZSC8); Nassau Tool Works, Inc (CAGE 2M490); The Boeing Company Div Defense (CAGE 76301); Safran Landing Systems Canada Inc. (CAGE 35962); The Boeing Company Div Services (CAGE 0PXV4) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-288-9329 |
| Primary Part Number | 74A411618-2003 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | F |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 74A411618-2003 | Hdi Landing Gear Usa Inc (USA) |
| 74A411618-2003 | Nassau Tool Works, Inc (USA) |
| 74A411618-2003 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A411618-2003 | Safran Landing Systems Canada Inc. (CAN) |
| 74A411618-2003 | The Boeing Company Div Services (USA) |
| Reference | Meaning |
|---|---|
| 74A411618-2003 | C/1 Advisory reference — outside the item-of-supply concept Israel Aerospace Industries Ltd.shl-Aero Assemblies Division |
| 10113105 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A11618-2003 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 74A411618-2003 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A11618-2003 | C/1 Advisory reference — outside the item-of-supply concept Circor Aerospace, Inc. Div Circor |
| 74A411618-2003 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A411618-2003 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-288-9329 is a Seat,helical Compression Spring, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-288-9329 has 5 manufacturer part numbers on file: 74A411618-2003 (Hdi Landing Gear Usa Inc), 74A411618-2003 (Nassau Tool Works, Inc), 74A411618-2003 (The Boeing Company Div Defense), 74A411618-2003 (Safran Landing Systems Canada Inc.), 74A411618-2003 (The Boeing Company Div Services).
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.