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Technical Data Sheet
PartsTable / COMPONENT / 2937-9
2937-9 ✓ 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 ARMATURE-ROTOR,MOTOR-GENERATOR is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON BODY, lens_type: DISPLAY SCREEN SINGLE ROW FIRST POSITION VERTICAL, bore_shape: STRAIGHT, lens_color: COLORLESS SINGLE ROW SECOND POSITION VERTICAL, point_type: CONVENTIONAL, lens_legend: SEARCH SINGLE ROW FIRST POSITION VERTICAL FULL DISPLAY DIVISION A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-8874, 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
2937-9
NSN: 3110-00-155-8874
FSC: 3110
CAGE: 14418 — UNISYS CORP DEFENSE SYSTEMS C S D FIELD ENGINEERING (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON BODY
lens_typeDISPLAY SCREEN SINGLE ROW FIRST POSITION VERTICAL
bore_shapeSTRAIGHT
lens_colorCOLORLESS SINGLE ROW SECOND POSITION VERTICAL
point_typeCONVENTIONAL
lens_legendSEARCH SINGLE ROW FIRST POSITION VERTICAL FULL DISPLAY DIVISION A
point_angle118.0 DEGREES NOMINAL
shank_styleSTANDARD TAPER W/TANG
constructionSLOT WOUND AND SQUIRREL CAGE
filter_colorGREEN SINGLE ROW FIRST POSITION VERTICAL FULL DISPLAY DIVISION A
flute_length6.500 INCHES NOMINAL IN
bore_diameter0.7500 INCHES NOMINAL IN
NSN3110-00-155-8874
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2937-9 · 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 SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
SHIELD QUANTITY: 2
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
•
RETAINER FABRICATION METHOD: PRESSED
•
SURFACE FINISH: GROUND
•
LUBRICATION MATERIAL: GREASE
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
LOAD DIRECTIONRADIAL
SHIELD QUANTITY2
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
RETAINER FABRICATION METHODPRESSED
SURFACE FINISHGROUND
LUBRICATION MATERIALGREASE
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
3008-4Interchangeable
interchangeable cross-reference
interchangeable
CS1-3042Interchangeable
interchangeable cross-reference
interchangeable
559Interchangeable
interchangeable cross-reference
interchangeable
B1004Interchangeable
interchangeable cross-reference
interchangeable
258802Interchangeable
interchangeable cross-reference
interchangeable
457221Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2937-9?
2937-9 is a ARMATURE-ROTOR,MOTOR-GENERATOR.
What parts can replace 2937-9?
There are 31 known substitutes for 2937-9: 3008-4, CS1-3042, 559 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2937-9?
2937-9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-8874. 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