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4079278 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4079278: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY, overall_width: 0.780 INCHES MINIMUM AND 0.800 INCHES MAXIMUM IN, overall_height: 0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN, overall_length: 3.275 INCHES MINIMUM AND 3.295 INCHES MAXIMUM IN, special_features: APPROX. 2.495 IN.

DIST. BTWN MTG HOLES - 2;0.098 IN. DIA,ONE HOLE,0.088 IN.

DIA OTHER HOLE IN, style_designator: RECTANGULAR. This part is cataloged in the U.S. Government catalog under NSN 5340-01-317-9779, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
4079278
NSN: 5340-01-317-9779
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialTITANIUM ALLOY
overall_width0.780 INCHES MINIMUM AND 0.800 INCHES MAXIMUM IN
overall_height0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
overall_length3.275 INCHES MINIMUM AND 3.295 INCHES MAXIMUM IN
special_featuresAPPROX. 2.495 IN. DIST. BTWN MTG HOLES - 2;0.098 IN. DIA,ONE HOLE,0.088 IN. DIA OTHER HOLE IN
style_designatorRECTANGULAR
fsc_application_dataREAR COMPRESSOR CASE;F100PW0229 ENG/CORE MOD
material_document_and_classificationAMS 4928 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-317-9779
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4079278 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
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
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
FSC APPLICATION DATAREAR COMPRESSOR CASE;F100PW0229 ENG/CORE MOD
STYLE DESIGNATORRECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4928 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH3.275 INCHES MINIMUM AND 3.295 INCHES MAXIMUM IN
OVERALL WIDTH0.780 INCHES MINIMUM AND 0.800 INCHES MAXIMUM IN
SPECIAL FEATURESAPPROX. 2.495 IN. DIST. BTWN MTG HOLES - 2;0.098 IN. DIA,ONE HOLE,0.088 IN. DIA OTHER HOLE IN
MATERIALTITANIUM ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
4075421Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4079278?
4079278 is a BUMPER.
What parts can replace 4079278?
There is 1 known substitute for 4079278: 4075421. Substitute compatibility should be verified for your specific system.
What is the NSN for 4079278?
4079278 is cataloged in the U.S. Government catalog under NSN 5340-01-317-9779. This indicates validated use in U.S. government and defense supply chains.
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