The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-725-0758, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hartzell Propeller Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-725-0758 |
| Primary Part Number | 101556 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hartzell Propeller Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 101556 PRIMARY | Hartzell Propeller Llc (USA) |
NSN 5340-01-725-0758 is a Seat,helical Compression Spring, manufactured by Hartzell Propeller Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-725-0758 has 1 manufacturer part number on file: 101556 (Hartzell Propeller Llc).
Key specifications for 101556: Part Name Assigned by Controlling Agency: SPRING; End Item Identification: 1510661638909,BASIC TRAINING AIRCRAFT,PC-21, E.27. 0 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.