The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-048-9609, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. 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 | 5340-01-048-9609 |
| Primary Part Number | 12007866 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Material Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| Body Outside Diameter | 5.373 INCHES MINIMUM AND 5.374 INCHES MAXIMUM IN |
| Material Document and Classification | SAE 4130 ASSN STD 1ST MATERIAL RESPONSE AND SAE 8630 ASSN STD 2ND MATERIAL RESPONSE |
| Body Inside Diameter | 4.880 INCHES MINIMUM AND 4.890 INCHES MAXIMUM IN |
| Outside Chamfer Angle in Deg | 45.0 |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | STEEL COMP 4130 AND STEEL COMP 8630 |
| Outside Chamfer Depth | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Inside Chamfer Angle in Deg | 45.0 |
| End Hole Diameter | 3.380 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 |
|---|---|
| 12007866 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5340-01-048-9609 is a Retainer,helical Compression Spr, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-048-9609 has 1 manufacturer part number on file: 12007866 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 12007866: Overall Height: 3.940 INCHES NOMINAL IN; Material Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM; Body Outside Diameter: 5.373 INCHES MINIMUM AND 5.374 INCHES MAXIMUM IN; Material Document and Classification: SAE 4130 ASSN STD 1ST MATERIAL RESPONSE AND SAE 8630 ASSN STD 2ND MATERIAL RESPONSE. 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.