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Technical Data Sheet
PartsTable / COMPONENT / D-31
D-31 ✓ 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 SLEEVING,TEXTILE,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, head_type: CORED, alignment_type: RIGID, overall_height: 0.8125 INCHES NOMINAL IN, surface_finish: GROUND, connection_style: PLAIN (OPTIONAL END). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-8555, 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
D-31
NSN: 3110-00-100-8555
FSC: 3110
CAGE: 03489 — ANDREWS BEARING CORP DIV OF MPB CORP SUB OF WHEELABRATOR-FRYE INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
head_typeCORED
alignment_typeRIGID
overall_height0.8125 INCHES NOMINAL IN
surface_finishGROUND
connection_stylePLAIN (OPTIONAL END)
special_featuresRETAINERLESS TYPE
style_designatorCAP
thread_directionRIGHT-HAND INTERNAL
surface_treatmentCHROMATE BODY
operating_pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
nominal_thread_size0.500 INCHES INTERNAL IN
NSN3110-00-100-8555
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D-31 · 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 SMALLEST DIAMETER: 2.3750 INCHES NOMINAL IN
•
SURFACE FINISH: GROUND
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
ALIGNMENT TYPE: RIGID
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
OVERALL OUTSIDE DIAMETER: 3.8437 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESRETAINERLESS TYPE
BORE SMALLEST DIAMETER2.3750 INCHES NOMINAL IN
SURFACE FINISHGROUND
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
ALIGNMENT TYPERIGID
OVERALL HEIGHT0.8125 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONABEC NO.1
OVERALL OUTSIDE DIAMETER3.8437 INCHES NOMINAL IN
STYLE DESIGNATORGROOVED RACE SURFACE, BANDED OD
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
GS7-5Interchangeable
interchangeable cross-reference
interchangeable
307-1010-000Interchangeable
interchangeable cross-reference
interchangeable
7013672P3Interchangeable
interchangeable cross-reference
interchangeable
A2331Interchangeable
interchangeable cross-reference
interchangeable
A2331REVAITEM1Interchangeable
interchangeable cross-reference
interchangeable
E31Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D-31?
D-31 is a SLEEVING,TEXTILE,ELECTRICAL.
What parts can replace D-31?
There are 17 known substitutes for D-31: GS7-5, 307-1010-000, 7013672P3 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D-31?
D-31 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-8555. 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