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Technical Data Sheet
PartsTable / COMPONENT / 3-21-6-29
3-21-6-29 ✓ 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 CRANKSHAFT ASSY,ENG is a the manufacturer industrial component. Key specifications include material: STEEL, bore_type: STRAIGHT, key_width: 0.375 INCHES NOMINAL IN, face_width: 1.500 INCHES NOMINAL IN, guide_type: GROOVE, bore_length: 2.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-125-7058, 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
3-21-6-29
NSN: 2805-00-125-7058
FSC: 2805
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialSTEEL
quantity1
bore_typeSTRAIGHT
key_width0.375 INCHES NOMINAL IN
face_width1.500 INCHES NOMINAL IN
guide_typeGROOVE
bore_length2.250 INCHES NOMINAL IN
design_formPLAIN
thread_size3/8-16 THD SIZE
tooth_pitch0.500 INCHES NOMINAL IN
keyway_width0.375 INCHES NOMINAL IN
bore_diameter1.313 INCHES NOMINAL IN
NSN2805-00-125-7058
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CRANKSHAFT ASSY,ENG TITLE COMPONENT PN 3-21-6-29 MFR CRANKSHAFT ASSY,ENG
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
C51802Interchangeable
interchangeable cross-reference
interchangeable
3-21-6-29Interchangeable
interchangeable cross-reference
interchangeable
28826Interchangeable
interchangeable cross-reference
interchangeable
317703Interchangeable
interchangeable cross-reference
interchangeable
BM-130982 ITEM 23NInterchangeable
interchangeable cross-reference
interchangeable
BM-130982 ITEM 23NVMInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-21-6-29?
3-21-6-29 is a CRANKSHAFT ASSY,ENG.
What parts can replace 3-21-6-29?
There are 9 known substitutes for 3-21-6-29: C51802, 3-21-6-29, 28826 and 6 more. Substitute compatibility should be verified for your specific system.
Is 3-21-6-29 still available?
3-21-6-29 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026