The Bumper, cataloged under National Stock Number 5340-01-440-4472, 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 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Bumper |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Rotair Aerospace Corp (CAGE 54878); Southern Connecticut Tool Inc (CAGE 61626); W and G Machine Company, Incorporated (CAGE 33682) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-440-4472 |
| Primary Part Number | 70700-77342-112 |
| Item Name | Bumper |
| 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) |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 70700-77342-112 PRIMARY | Rotair Aerospace Corp (USA) |
| 70700-77342-112 | Southern Connecticut Tool Inc (USA) |
| 70700-77342-112 | W and G Machine Company, Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 70700-77342-112 | 7/2 Vendor item drawing reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 5340-01-440-4472 is a Bumper, manufactured by Rotair Aerospace Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-440-4472 has 3 manufacturer part numbers on file: 70700-77342-112 (Rotair Aerospace Corp), 70700-77342-112 (Southern Connecticut Tool Inc), 70700-77342-112 (W and G Machine Company, Incorporated).
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.