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PartsTable / COMPONENT / 890990C1
890990C1 ✓ 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

The RETAINER,PUMP is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 0.315 IN. LG,ONE END 0.355 OD,OTHER END 0.316 IN.

OD,0.219 IN. BORE,0.219 @IN. SLOT,0.090 IN.

DEEP ON LARGEST IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-936-3761, 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
890990C1
NSN: 4320-00-936-3761
FSC: 4320
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
general_characteristics_item_description0.315 IN. LG,ONE END 0.355 OD,OTHER END 0.316 IN. OD,0.219 IN. BORE,0.219 @IN. SLOT,0.090 IN. DEEP ON LARGEST IN
NSN4320-00-936-3761
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINER,PUMP TITLE COMPONENT PN 890990C1 MFR RETAINER,PUMP
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 0.315 IN. LG,ONE END 0.355 OD,OTHER END 0.316 IN. OD,0.219 IN. BORE,0.219 @IN. SLOT,0.090 IN. DEEP ON LARGEST IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION0.315 IN. LG,ONE END 0.355 OD,OTHER END 0.316 IN. OD,0.219 IN. BORE,0.219 @IN. SLOT,0.090 IN. DEEP ON LARGEST IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
503-S 34Interchangeable
interchangeable cross-reference
interchangeable
12234Interchangeable
interchangeable cross-reference
interchangeable
B94.11MInterchangeable
interchangeable cross-reference
interchangeable
11404Interchangeable
interchangeable cross-reference
interchangeable
1SE5821Interchangeable
interchangeable cross-reference
interchangeable
AG-11404Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 890990C1?
890990C1 is a RETAINER,PUMP.
What parts can replace 890990C1?
There are 17 known substitutes for 890990C1: 503-S 34, 12234, B94.11M and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 890990C1?
890990C1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-936-3761. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026