The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-317-4159, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. 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 | 5340-01-317-4159 |
| Primary Part Number | 5209525 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| Surface Treatment Document and Classification | DOD-P-16232,TY M. CL 3 DEF STAN/SPEC SINGLE TREATMENT RESPONSE |
| Body Outside Diameter | 1.500 INCHES NOMINAL IN |
| Style Designator | IRREGULAR |
| Material Document and Classification | AISI 4130 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.156 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.505 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Surface Treatment | PHOSPHATE MANGANESE |
| Material | STEEL COMP 4130 |
| 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 |
|---|---|
| 5209525 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5340-01-317-4159 is a Retainer,helical Compression Spr, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-317-4159 has 1 manufacturer part number on file: 5209525 (Naval Sea Systems Command).
Key specifications for 5209525: Overall Height: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; Material Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM; Surface Treatment Document and Classification: DOD-P-16232,TY M. CL 3 DEF STAN/SPEC SINGLE TREATMENT RESPONSE; Body Outside Diameter: 1.500 INCHES NOMINAL 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.