The Bumper, cataloged under National Stock Number 5340-01-317-9779, 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 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-317-9779 |
| Primary Part Number | 4079278 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| FSC Application Data | REAR COMPRESSOR CASE;F100PW0229 ENG/CORE MOD |
| Style Designator | RECTANGULAR |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE |
| Material | TITANIUM ALLOY |
| 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 |
NSN 5340-01-317-9779 is a Bumper, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-317-9779 has 2 manufacturer part numbers on file: 4079278 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4079278 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4079278: Overall Height: 0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN; FSC Application Data: REAR COMPRESSOR CASE;F100PW0229 ENG/CORE MOD; Style Designator: RECTANGULAR; Material Document and Classification: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE. 4 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.