The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-729-0649, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Tac-Clamp, Llc Dba Blackbridge Defense. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-729-0649 |
| Primary Part Number | SBS-100 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Tac-Clamp, Llc Dba Blackbridge Defense |
| Status | ACTIVE |
| Body Outside Diameter | 0.875 INCHES NOMINAL IN |
| Body Inside Diameter | 0.688 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 7075 |
| End Hole Diameter | 0.440 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 |
| Part Number | Manufacturer |
|---|---|
| BD76205-18-8-3-9 | Bale Defence Pty Ltd Bale Defence Engineering Systems (AUS) |
| SBS-100 PRIMARY | Tac-Clamp, Llc Dba Blackbridge Defense (USA) |
NSN 5340-01-729-0649 is a Retainer,helical Compression Spr, manufactured by Tac-Clamp, Llc Dba Blackbridge Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-729-0649 has 2 manufacturer part numbers on file: BD76205-18-8-3-9 (Bale Defence Pty Ltd Bale Defence Engineering Systems), SBS-100 (Tac-Clamp, Llc Dba Blackbridge Defense).
Key specifications for SBS-100: Overall Height: 1.425 INCHES NOMINAL IN; Body Outside Diameter: 0.875 INCHES NOMINAL IN; Body Inside Diameter: 0.688 INCHES NOMINAL IN; Surface Treatment: ANODIZE. 5 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.