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Technical Data Sheet
PartsTable / COMPONENT / 773KB128
773KB128 ✓ 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

HOUSING,ANTIFRICTION BEARING,AIR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-350-5181, 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
773KB128
NSN: 3040-00-350-5181
FSC: 3040
CAGE: 76040 — MACK TRUCKS INC PARTS OPN (USA)
SPECIFICATIONS
Part Number773KB128
NSN3040-00-350-5181
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOUSING,ANTIFRICTION BEARING,AIR TITLE COMPONENT PN 773KB128 MFR HOUSING,ANTIFRICTION B
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESSTEEL,4.0469 IN. O/A LG;GEAR DATA,14 TEETH,0.705 IN. MIN,0.709 IN. MAX OD OF GEAR,0.622 IN. MIN,0.626 IN. MAXPITCH DIA,20 DEG PRESSURE ANGLE,3 DEG,29 MIN HELIX ANGEL,LH GEAR TOOTH,0.13090 IN. CIRCULAR PITCH;SHAFT STEPPED,1ST END THREE STEPS,2ND END TWO STEPS,1ST STEP 1ST END,0.4040 IN. MIN,0.4055 IN. MAX DIA,1ST STEP 2ND END 0.2485 IN. MIN,0.2500 IN. MAX DIA IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
3023429-001-101Interchangeable
interchangeable cross-reference
interchangeable
9644-1Interchangeable
interchangeable cross-reference
interchangeable
500247Interchangeable
interchangeable cross-reference
interchangeable
480236Interchangeable
interchangeable cross-reference
interchangeable
390933Interchangeable
interchangeable cross-reference
interchangeable
P1-12370Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 773KB128?
773KB128 is a HOUSING,ANTIFRICTION BEARING,AIR.
What parts can replace 773KB128?
There are 11 known substitutes for 773KB128: 3023429-001-101, 9644-1, 500247 and 8 more. Substitute compatibility should be verified for your specific system.
Is 773KB128 still available?
773KB128 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