The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-00-626-2453, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-626-2453 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Material Hardness Rating | 40.0 ROCKWELL C MINIMUM |
| Body Outside Diameter | 0.404 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| Style Designator | IRREGULAR |
| Body Inside Diameter | 0.320 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Lip Thickness | 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN |
| Material | COPPER ALLOY |
| 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 |
| Reference | Meaning |
|---|---|
| 510353REVA2PC14 | 5/9 Secondary reference U.S. Government activity |
| 124641-0002 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 124641-2 | 3/2 Design control — primary reference U.S. Government activity |
| M210353REVA1PC24 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-00-626-2453 is a Retainer,helical Compression Spr, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-00-626-2453: Overall Height: 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN; Material Hardness Rating: 40.0 ROCKWELL C MINIMUM; Body Outside Diameter: 0.404 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN; Style Designator: IRREGULAR. 7 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.