The Bolt Assembly,clamp, cataloged under National Stock Number 5340-01-191-8679, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-191-8679 |
| Primary Part Number | CA1286-2 |
| Item Name | Bolt Assembly,clamp |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Mounting Facility Diameter | 0.160 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Mounting Method | UNTHREADED HOLE(S) OR THREADED HOLE(S) |
| Style Designator | KNURLED NO. 2 |
| Material Document and Classification | UNABLE TO DECODE |
| Nominal Thread Size | 0.312 INCHES IN |
| Surface Treatment | UNABLE TO DECODE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| 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 |
|---|---|
| CA1286-2 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 173937-2 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5340-01-191-8679 is a Bolt Assembly,clamp, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-191-8679 has 1 manufacturer part number on file: CA1286-2 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for CA1286-2: Mounting Facility Diameter: 0.160 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN; Surface Treatment Document and Classification: UNABLE TO DECODE; Mounting Method: UNTHREADED HOLE(S) OR THREADED HOLE(S); Style Designator: KNURLED NO. 2. 10 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.