The Turnbuckle, cataloged under National Stock Number 5340-01-084-5053, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-084-5053 |
| Item Name | Turnbuckle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Take-Up Distance | 6.000 INCHES MINIMUM IN |
| Length | 22.750 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE BODY |
| Body Style | ROUND OPEN BODY |
| End Style | CLEVIS AND CLEVIS |
| Material Document and Classification | ASTMA36 ASSN STD 1ST MATERIAL RESPONSE ATTACHMENT |
| Nominal Thread Size | 0.750 INCHES BODY IN |
| Body Length | 8.250 INCHES MINIMUM IN |
| Fork Width | 1.250 INCHES NOMINAL IN |
| Surface Treatment | ZINC BODY |
| Pinhole Diameter | 1.547 INCHES MINIMUM AND 1.577 INCHES MAXIMUM IN |
| Thread Class | 2B BODY |
| Material | STEEL BODY |
| Material | STEEL UNS K02600 ATTACHMENT |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) BODY |
| 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 |
|---|---|
| 13221E4907-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-084-5053 is a Turnbuckle, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-084-5053: Take-Up Distance: 6.000 INCHES MINIMUM IN; Length: 22.750 INCHES NOMINAL IN; Surface Treatment Document and Classification: ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE BODY; Body Style: ROUND OPEN BODY. 15 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.