The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-281-7136, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lo-Rez Vibration Control Ltd. 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.
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Lo-Rez Vibration Control Ltd (CAGE 37478) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-281-7136 |
| Primary Part Number | FC277-1 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lo-Rez Vibration Control Ltd |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| FC277-1 PRIMARY | Lo-Rez Vibration Control Ltd (CAN) |
NSN 5340-01-281-7136 is a Seat,helical Compression Spring, manufactured by Lo-Rez Vibration Control Ltd, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-281-7136 has 1 manufacturer part number on file: FC277-1 (Lo-Rez Vibration Control Ltd).
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.