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Technical Data Sheet
PartsTable / COMPONENT / GR88NM172N
GR88NM172N ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 4.4992 INCHES MINIMUM AND 4.5000 INCHES MAXIMUM IN, alignment_type: RIGID, inner_ring_width: 2.5150 INCHES NOMINAL IN, outer_ring_width: 2.5000 INCHES NOMINAL IN, special_features: OIL HOLE AND GROOVE IN INNER AND OUTER RACES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-920-0239, 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
GR88NM172N
NSN: 3110-00-920-0239
FSC: 3110
CAGE: 92563 — MCGILL MANUFACTURING CO, INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter4.4992 INCHES MINIMUM AND 4.5000 INCHES MAXIMUM IN
alignment_typeRIGID
inner_ring_width2.5150 INCHES NOMINAL IN
outer_ring_width2.5000 INCHES NOMINAL IN
special_featuresOIL HOLE AND GROOVE IN INNER AND OUTER RACES
overall_outside_diameter6.9990 INCHES MINIMUM AND 7.0000 INCHES MAXIMUM IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN3110-00-920-0239
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: GR88NM172N · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BORE DIAMETER: 4.4992 INCHES MINIMUM AND 4.5000 INCHES MAXIMUM IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
•
OUTER RING WIDTH: 2.5000 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 6.9990 INCHES MINIMUM AND 7.0000 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: RIGID
•
MATERIAL: STEEL OVERALL
•
INNER RING WIDTH: 2.5150 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESOIL HOLE AND GROOVE IN INNER AND OUTER RACES
BORE DIAMETER4.4992 INCHES MINIMUM AND 4.5000 INCHES MAXIMUM IN
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
OUTER RING WIDTH2.5000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER6.9990 INCHES MINIMUM AND 7.0000 INCHES MAXIMUM IN
ALIGNMENT TYPERIGID
MATERIALSTEEL OVERALL
INNER RING WIDTH2.5150 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
3-16BALLGRADE3Interchangeable
interchangeable cross-reference
interchangeable
216-3-12Interchangeable
interchangeable cross-reference
interchangeable
8279171Interchangeable
interchangeable cross-reference
interchangeable
07-100172Interchangeable
interchangeable cross-reference
interchangeable
100172Interchangeable
interchangeable cross-reference
interchangeable
A52480Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GR88NM172N?
GR88NM172N is a BEARING,ROLLER,NEEDLE.
What parts can replace GR88NM172N?
There are 16 known substitutes for GR88NM172N: 3-16BALLGRADE3, 216-3-12, 8279171 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GR88NM172N?
GR88NM172N is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-920-0239. 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