The Bracket,mounting, cataloged under National Stock Number 5340-01-273-1744, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rotair Aerospace Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-273-1744 |
| Primary Part Number | 70550-42051-101 |
| Item Name | Bracket,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rotair Aerospace Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 70550-42051-101 PRIMARY | Rotair Aerospace Corp (USA) |
| Reference | Meaning |
|---|---|
| 70550-42051-101 | 7/2 Vendor item drawing reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 5340-01-273-1744 is a Bracket,mounting, manufactured by Rotair Aerospace Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-273-1744 has 1 manufacturer part number on file: 70550-42051-101 (Rotair Aerospace Corp).
Key specifications for 70550-42051-101: Special Features: 4.935 IN. LG; 2.810 IN. W; 0.420 IN. H; FOUR EDGES BENT 90.0 DEG TO FORM TRAY-LIKE STRUCTURE; TWO MTG HOLES 0.180 IN. DIA; SIX 0.500 IN. DIA HOLES EACH HAVING AN OPEN ENDED SLOT TO EDGE; ONE 0.860 IN. DIA HOLE W/OPEN ENDED SLOT TO EDGE IN. 0 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.