The Turnbuckle Body, cataloged under National Stock Number 5340-01-174-3174, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Crosby Group Llc Dba the Crosby Group. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-174-3174 |
| Primary Part Number | HG-2510-1X6 |
| Item Name | Turnbuckle Body |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Surface Treatment Document and Classification | ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Body Style | FLAT OPEN BUCKLE |
| Nominal Thread Size | 1.000 INCHES BODY IN |
| Body Length | 9.000 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 1 TYPE OR 1 FORM OR 3 CLASS |
| Surface Treatment | ZINC OVERALL |
| Thread Class | 2A BODY A |
| 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 |
| Part Number | Manufacturer |
|---|---|
| HG-2510-1X6 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| S-251-1X6 | 5/9 Secondary reference The Crosby Group Llc Dba the Crosby Group |
| FF-T-791 | 4/1 Identification reference U.S. Government activity |
NSN 5340-01-174-3174 is a Turnbuckle Body, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-174-3174 has 1 manufacturer part number on file: HG-2510-1X6 (The Crosby Group Llc Dba the Crosby Group).
Key specifications for HG-2510-1X6: Surface Treatment Document and Classification: ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Body Style: FLAT OPEN BUCKLE; Nominal Thread Size: 1.000 INCHES BODY IN; Body Length: 9.000 INCHES NOMINAL IN. 9 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.