The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-244-8564, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Link-Belt Cranes, L.p., Lllp. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-244-8564 |
| Primary Part Number | JC4256 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Link-Belt Cranes, L.p., Lllp |
| Status | ACTIVE |
| Inside Chamfer Depth | 0.625 INCHES NOMINAL IN |
| Material | STEEL |
| Outside Chamfer Depth | 0.766 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 |
| Part Number | Manufacturer |
|---|---|
| JC4256 PRIMARY | Link-Belt Cranes, L.p., Lllp (USA) |
| Reference | Meaning |
|---|---|
| JC4256-A | D/9 Drawing number reference only Link-Belt Cranes, L.p., Lllp |
NSN 5340-01-244-8564 is a Retainer,helical Compression Spr, manufactured by Link-Belt Cranes, L.p., Lllp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-244-8564 has 1 manufacturer part number on file: JC4256 (Link-Belt Cranes, L.p., Lllp).
Key specifications for JC4256: Overall Height: 0.828 INCHES NOMINAL IN; Inside Chamfer Depth: 0.625 INCHES NOMINAL IN; Material: STEEL; Outside Chamfer Depth: 0.766 INCHES NOMINAL IN. 3 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.