The Bolt Assembly,clamp, cataloged under National Stock Number 5340-01-540-1371, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Huck Fasteners Dba Huck Intl Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5340-01-540-1371 |
| Primary Part Number | MHSH-R16U |
| Item Name | Bolt Assembly,clamp |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Huck Fasteners Dba Huck Intl Inc |
| Status | ACTIVE |
| Mounting Facility Diameter | 25.6 MILLIMETERS NOMINAL MM |
| Mounting Facility Quantity | 1 |
| Overall Diameter | 25.7 MILLIMETERS NOMINAL MM |
| Mounting Method | THREADED HOLE(S) |
| Thread Direction | RIGHT-HAND |
| Color | OLIVE DRAB |
| Material | UNABLE TO DECODE |
| 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 |
|---|---|
| 12422433-002 | Oshkosh Defense Llc (USA) |
| MHSH-R16U PRIMARY | Huck Fasteners Dba Huck Intl Inc (USA) |
| Reference | Meaning |
|---|---|
| 12422433 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 12422433-002 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5340-01-540-1371 is a Bolt Assembly,clamp, manufactured by Huck Fasteners Dba Huck Intl Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-540-1371 has 2 manufacturer part numbers on file: 12422433-002 (Oshkosh Defense Llc), MHSH-R16U (Huck Fasteners Dba Huck Intl Inc).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-568-4481, 5310-01-584-6076. Verify interchangeability with system specifications before substitution.
Key specifications for MHSH-R16U: Mounting Facility Diameter: 25.6 MILLIMETERS NOMINAL MM; Mounting Facility Quantity: 1; Overall Diameter: 25.7 MILLIMETERS NOMINAL MM; Mounting Method: THREADED HOLE(S). 7 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.