The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-517-4924, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-517-4924 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Flange Diameter | 8.290 INCHES NOMINAL IN |
| Flange Thickness | 1.480 INCHES NOMINAL IN |
| Body Outside Diameter | 5.234 INCHES NOMINAL IN |
| Style Designator | PARALLEL |
| Mounting Hole Diameter | 0.561 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN |
| Body Inside Diameter | 4.120 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Lip Thickness | 1.309 INCHES NOMINAL IN |
| Bolt Circle Diameter | 7.000 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| End Hole Diameter | 1.300 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4D08634-001 | 3/2 Design control — primary reference U.S. Government activity |
| 4D08634 | D/9 Drawing number reference only U.S. Government activity |
| 6509E59FN12 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-01-517-4924 is a Retainer,helical Compression Spr, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-517-4924: Flange Diameter: 8.290 INCHES NOMINAL IN; Overall Height: 6.592 INCHES NOMINAL IN; Flange Thickness: 1.480 INCHES NOMINAL IN; Body Outside Diameter: 5.234 INCHES NOMINAL IN. 11 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.