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289043 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

SEAL ASSEMBLY,SHAFT,SPRING LOADE. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 9.382 INCHES MINIMUM AND 9.504 INCHES MAXIMUM IN, center_hole_diameter: 9.182 INCHES MINIMUM AND 9.292 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-474-4083, 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
289043
NSN: 4320-00-474-4083
FSC: 4320
CAGE: 06442 — MIRION TECHNOLOGIES (CANBERRA), INC. (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter9.382 INCHES MINIMUM AND 9.504 INCHES MAXIMUM IN
center_hole_diameter9.182 INCHES MINIMUM AND 9.292 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN4320-00-474-4083
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL ASSEMBLY,SHAFT,SPRING LOADE TITLE COMPONENT PN 289043 MFR SEAL ASSEMBLY,SHAFT,SP
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: NOSE SEAL; CUP; MATING RING; WASHER; SPRING; TETRASEAL; O RING
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONTEST SET ELECTRONIC
GENERAL CHARACTERISTICS ITEM DESCRIPTIONNOSE SEAL; CUP; MATING RING; WASHER; SPRING; TETRASEAL; O RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
28904-3Interchangeable
interchangeable cross-reference
interchangeable
932A-4SE375Interchangeable
interchangeable cross-reference
interchangeable
2-176V0747-75Interchangeable
interchangeable cross-reference
interchangeable
AS3209-176Interchangeable
interchangeable cross-reference
interchangeable
B3374Interchangeable
interchangeable cross-reference
interchangeable
189016Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 289043?
289043 is a SEAL ASSEMBLY,SHAFT,SPRING LOADE.
What parts can replace 289043?
There are 9 known substitutes for 289043: 28904-3, 932A-4SE375, 2-176V0747-75 and 6 more. Substitute compatibility should be verified for your specific system.
Is 289043 still available?
289043 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026