The Turnbuckle, cataloged under National Stock Number 5340-01-518-4828, 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 12 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-518-4828 |
| Primary Part Number | 1032590 |
| Item Name | Turnbuckle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Length | 32.000 INCHES NOMINAL IN |
| Body Style | ROUND OPEN BODY |
| End Style | CLEVIS AND CLEVIS |
| Thread Length | 11.000 INCHES NOMINAL OVERALL IN |
| Locking Device Type | NUT |
| Thread Direction | RIGHT-HAND OVERALL |
| Body Length | 14.000 INCHES NOMINAL IN |
| Fork Width | 0.630 INCHES NOMINAL IN |
| Thread Class | 3A OVERALL A |
| Thread Quantity Per Inch | 12 OVERALL |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) OVERALL |
| 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 |
|---|---|
| 1032590 | The Crosby Group Llc Dba the Crosby Group (USA) |
| HG-228-1/2X12 | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| PL15861600 REV P FN 19 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15861600 REV M FN 19 | 3/9 Design control — primary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15861600 REV M FN 19 | 5/2 Secondary reference U.S. Government activity |
| PL15861600 REV P FN 19 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-518-4828 is a Turnbuckle, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-518-4828 has 2 manufacturer part numbers on file: 1032590 (The Crosby Group Llc Dba the Crosby Group), HG-228-1/2X12 (The Crosby Group Llc Dba the Crosby Group).
Key specifications for 1032590: Length: 32.000 INCHES NOMINAL IN; Body Style: ROUND OPEN BODY; End Style: CLEVIS AND CLEVIS; Thread Length: 11.000 INCHES NOMINAL OVERALL IN. 12 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.