The Turnbuckle, cataloged under National Stock Number 5340-00-178-1390, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 14 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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-178-1390 |
| Primary Part Number | 10867476 |
| Item Name | Turnbuckle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Accommodated Wire Rope Diameter | 0.930 INCHES NOMINAL IN |
| Furnished Items and Quantity | 4 BOLT |
| Take-Up Distance | 2.875 INCHES NOMINAL IN |
| Length | 7.250 INCHES MINIMUM AND 10.125 INCHES MAXIMUM IN |
| Body Style | HEX CLOSED BODY |
| End Style | WIRE ROPE SOCKET AND WIRE ROPE SOCKET |
| Wire Rope Retention Method | SOLID WEDGE |
| Locking Device Type | NUT |
| Nominal Thread Size | 0.250 INCHES BODY IN |
| Body Length | 4.250 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2B BODY |
| Material | STEEL OVERALL |
| 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 |
NSN 5340-00-178-1390 is a Turnbuckle, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-178-1390 has 2 manufacturer part numbers on file: 10867476 (U S Army Tank Automotive Command Amsta-Im-Mm), IS5509 (Esmet Inc).
Key specifications for 10867476: Accommodated Wire Rope Diameter: 0.930 INCHES NOMINAL IN; Furnished Items and Quantity: 4 BOLT; Take-Up Distance: 2.875 INCHES NOMINAL IN; Length: 7.250 INCHES MINIMUM AND 10.125 INCHES MAXIMUM IN. 14 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.