The Bumper, cataloged under National Stock Number 5340-00-809-2444, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 8 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-809-2444 |
| Primary Part Number | 403842 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Shank Diameter | 0.944 INCHES NOMINAL IN |
| FSC Application Data | ENGINE,TURBO-JET |
| Outside/top Flange Diameter | 1.700 INCHES NOMINAL IN |
| Material Hardness Rating | 70.0 DUROMETER NOMINAL |
| Shank Length | 0.230 INCHES NOMINAL IN |
| Style Designator | FLANGED BEVELED SHANK |
| Color | BLACK |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 403842 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5340-00-809-2444 is a Bumper, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-809-2444 has 1 manufacturer part number on file: 403842 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 403842: Shank Diameter: 0.944 INCHES NOMINAL IN; Overall Height: 0.330 INCHES NOMINAL IN; FSC Application Data: ENGINE,TURBO-JET; Outside/top Flange Diameter: 1.700 INCHES NOMINAL IN. 8 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.