The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-044-5435, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Schroeder Industries Llc. Government technical data includes 10 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-044-5435 |
| Primary Part Number | LF-582A-1 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Schroeder Industries Llc |
| Status | ACTIVE |
| Flange Diameter | 2.750 INCHES NOMINAL IN |
| Flange Thickness | 0.060 INCHES NOMINAL IN |
| Body Outside Diameter | 1.620 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Style Designator | PARALLEL |
| Material Document and Classification | ASTM A365 ASSN STD SINGLE MATERIAL RESPONSE |
| Body Inside Diameter | 1.500 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN |
| Outside Chamfer Angle in Deg | 45.0 |
| Casehardening Indicator | NOT CASEHARDENED |
| Surface Treatment | CADMIUM |
| Material | STEEL |
| 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 |
|---|---|
| LF-582A-1 PRIMARY | Schroeder Industries Llc (USA) |
NSN 5340-01-044-5435 is a Retainer,helical Compression Spr, manufactured by Schroeder Industries Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-044-5435 has 1 manufacturer part number on file: LF-582A-1 (Schroeder Industries Llc).
Key specifications for LF-582A-1: Flange Diameter: 2.750 INCHES NOMINAL IN; Overall Height: 0.560 INCHES NOMINAL IN; Flange Thickness: 0.060 INCHES NOMINAL IN; Body Outside Diameter: 1.620 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN. 10 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.