The Turnbuckle, cataloged under National Stock Number 5340-01-494-2356, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-494-2356 |
| Primary Part Number | 151-786408-29 |
| Item Name | Turnbuckle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND ROD CONNECTION |
| Thread Direction | LEFT-HAND ROD END |
| Nominal Thread Size | 1.250 INCHES OVERALL IN |
| Thread Class | 2A OVERALL A |
| Thread Quantity Per Inch | 7 OVERALL |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ROD CONNECTION |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ROD END |
| 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 |
|---|---|
| 151-786408-29 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H462-0412-29 | 5/2 Secondary reference U.S. Government activity |
| 7286408 | D/9 Drawing number reference only Naval Sea Systems Command |
| 151-7286408-29 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5340-01-494-2356 is a Turnbuckle, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-494-2356 has 1 manufacturer part number on file: 151-786408-29 (Naval Sea Systems Command).
3 possible matches (shared part number, not a government interchangeability claim): 9320-01-711-7619, 5305-01-713-9185, 5305-01-714-5851. Verify interchangeability with system specifications before substitution.
Key specifications for 151-786408-29: Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND ROD CONNECTION; Thread Direction: LEFT-HAND ROD END; Nominal Thread Size: 1.250 INCHES OVERALL 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.