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389455 — SPACER,COMPRESSOR ROTOR,AIRCRAFT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

389455: SPACER,COMPRESSOR ROTOR,AIRCRAFT.

SPACER,COMPRESSOR ROTOR,AIRCRAFT. Key specifications include special_features: HOUSING AND BEARING ASSEMBLY. FURNISHED WITH HOUSING PIN, end_item_identification: 100 HP JOHNSON MOTOR MODEL NO.

J100WPXEEC. This part is cataloged in the U.S. Government catalog under NSN 5340-00-350-2811, 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
389455
NSN: 5340-00-350-2811
NIINs: 003502811, 008168566, 014274005, 014643986
FSC: 5340 — Hardware, Commercial
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
special_featuresHOUSING AND BEARING ASSEMBLY. FURNISHED WITH HOUSING PIN
end_item_identification100 HP JOHNSON MOTOR MODEL NO. J100WPXEEC
NSN5340-00-350-2811
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 389455 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
•
FIRST LEG HOLE DIAMETER: 1.000 INCHES NOMINAL IN
•
FIRST LEG ANGLE: 90.0 DEGREES NOMINAL
•
CENTER SECTION THICKNESS: 0.125 INCHES NOMINAL IN
•
SECOND LEG ANGLE: 90.0 DEGREES NOMINAL
•
SECOND LEG HOLE DIAMETER: 0.437 INCHES NOMINAL IN
•
SECOND LEG LENGTH: 4.562 INCHES NOMINAL IN
•
CENTER SECTION WIDTH: 5.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DOUBLE ANGLE
TECHNICAL CHARACTERISTICS
FIRST LEG HOLE DIAMETER1.000 INCHES NOMINAL IN
FIRST LEG ANGLE90.0 DEGREES NOMINAL
CENTER SECTION THICKNESS0.125 INCHES NOMINAL IN
SECOND LEG ANGLE90.0 DEGREES NOMINAL
SECOND LEG HOLE DIAMETER0.437 INCHES NOMINAL IN
SECOND LEG LENGTH4.562 INCHES NOMINAL IN
CENTER SECTION WIDTH5.000 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE ANGLE
SECOND LEG THICKNESS0.125 INCHES NOMINAL IN
FIRST LEG THICKNESS0.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
B185380Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H13940Reference 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 389455?
389455 is a SPACER,COMPRESSOR ROTOR,AIRCRAFT.
What parts can replace 389455?
There are 2 known substitutes for 389455: B185380, H13940. Substitute compatibility should be verified for your specific system.
What is the NSN for 389455?
389455 is cataloged in the U.S. Government catalog under NSN 5340-00-350-2811. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.