PartsTable
Technical Data Sheet
Download PDF

D3761 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

D3761: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include drive_type: DIRECT, air_flow_rate: 1400.0 CUBIC FEET PER MINUTE NOMINAL, prime_mover_type: ELECTRIC MOTOR, end_item_identification: CHASSIS,VXI MAINFRAME, prime_mover_power_rating: 15.0 WATTS, voltage_in_volts_and_current_type: 24.0 DC. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-4439, 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
D3761
NSN: 3110-00-100-4439
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 35311 — AMERICAN STANDARD INC WESTINGHOUSE AIR BRAKE CO DIV (USA)
SPECIFICATIONS
drive_typeDIRECT
air_flow_rate1400.0 CUBIC FEET PER MINUTE NOMINAL
prime_mover_typeELECTRIC MOTOR
end_item_identificationCHASSIS,VXI MAINFRAME
prime_mover_power_rating15.0 WATTS
voltage_in_volts_and_current_type24.0 DC
NSN3110-00-100-4439
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D3761 · 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
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
SUBSTITUTES & CROSS-REFERENCES 8
921414Reference document
Same NSN cross-reference
Reference document — Secondary reference
120BU50 ITEM 3B3Reference document
Same NSN cross-reference
Reference document — Secondary reference
1B3943Reference document
Same NSN cross-reference
Reference document — Secondary reference
938-932Reference document
Same NSN cross-reference
Reference document — Secondary reference
60103P61Reference document
Same NSN cross-reference
Reference document — Secondary reference
AA59649-722Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy D3761?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is D3761?
D3761 is a BEARING,ROLLER,TAPERED.
What parts can replace D3761?
There are 8 known substitutes for D3761: 921414, 120BU50 ITEM 3B3, 1B3943 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D3761?
D3761 is cataloged in the U.S. Government catalog under NSN 3110-00-100-4439. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — D3761

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.