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PartsTable / COMPONENT / 3K172
3K172 ✓ 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 BUFFER,INNER TUBE REPAIR is a the manufacturer industrial component. Key specifications include length: 2.000 INCHES NOMINAL IN, bulb_type: PLAIN RIGID, case_type: VAPORPROOF, bore_shape: STRAIGHT, bulb_style: PLAIN BULB, head_style: HEXAGON. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4910-00-514-1473, 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
3K172
NSN: 4910-00-514-1473
FSC: 4910
CAGE: 22337 — BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC (USA)
SPECIFICATIONS
length2.000 INCHES NOMINAL IN
bulb_typePLAIN RIGID
case_typeVAPORPROOF
bore_shapeSTRAIGHT
bulb_stylePLAIN BULB
head_styleHEXAGON
scale_typeCONCENTRIC DIAL
head_height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
stone_styleSHARPENING
thread_class2A A
bore_diameter1.3750 INCHES NOMINAL IN
bulb_quantity1
NSN4910-00-514-1473
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BUFFER,INNER TUBE REPAIR TITLE COMPONENT PN 3K172 MFR BUFFER,INNER TUBE REPA
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
F2-2Interchangeable
interchangeable cross-reference
interchangeable
8514-152 2-1/2IN.M20/P120-15FTInterchangeable
interchangeable cross-reference
interchangeable
X5Interchangeable
interchangeable cross-reference
interchangeable
S12-1-2Interchangeable
interchangeable cross-reference
interchangeable
F22X1Interchangeable
interchangeable cross-reference
interchangeable
1-7-23-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3K172?
3K172 is a BUFFER,INNER TUBE REPAIR.
What parts can replace 3K172?
There are 14 known substitutes for 3K172: F2-2, 8514-152 2-1/2IN.M20/P120-15FT, X5 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3K172?
3K172 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4910-00-514-1473. 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