The Turnbuckle, cataloged under National Stock Number 5340-01-055-4943, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Antenna Products Corporation Dba Antenna Products Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-055-4943 |
| Primary Part Number | 2350-5900-109 |
| Item Name | Turnbuckle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Antenna Products Corporation Dba Antenna Products Corp |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 COTTER PIN AND 1 PIN |
| Take-Up Distance | 12.000 INCHES NOMINAL IN |
| Eye Width | 0.875 INCHES NOMINAL IN |
| Length | 21.500 INCHES NOMINAL IN |
| Body Style | ROUND OPEN BODY |
| End Style | CLEVIS AND CLOSED EYE |
| Nominal Thread Size | 0.625 INCHES BODY IN |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 FORM AND 8 CLASS |
| Fork Width | 0.750 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Pinhole Diameter | 0.500 INCHES NOMINAL IN |
| Thread Class | 1B 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 |
| Part Number | Manufacturer |
|---|---|
| 2350-5900-109 | Chicago Hardware and Fixture Company (USA) |
| 2350-5900-109 | The Crosby Group Llc Dba the Crosby Group (USA) |
| 2350-5900-109 PRIMARY | Antenna Products Corporation Dba Antenna Products Corp (USA) |
| Reference | Meaning |
|---|---|
| G-227-5/8X12 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| FF-T-791 | 4/1 Identification reference U.S. Government activity |
NSN 5340-01-055-4943 is a Turnbuckle, manufactured by Antenna Products Corporation Dba Antenna Products Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-055-4943 has 3 manufacturer part numbers on file: 2350-5900-109 (Chicago Hardware and Fixture Company), 2350-5900-109 (The Crosby Group Llc Dba the Crosby Group), 2350-5900-109 (Antenna Products Corporation Dba Antenna Products Corp).
Key specifications for 2350-5900-109: Furnished Items and Quantity: 1 COTTER PIN AND 1 PIN; Take-Up Distance: 12.000 INCHES NOMINAL IN; Eye Width: 0.875 INCHES NOMINAL IN; Length: 21.500 INCHES NOMINAL 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.