PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 81204
81204 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include color: ORANGE, overall_width: 3.670 INCHES NOMINAL IN, overall_height: 2.560 INCHES NOMINAL IN, overall_length: 6.200 INCHES NOMINAL IN, special_features: RECTANGULAR NOZZLE HAVING 2.530 INCH DIAMETER MOUNTING HOLE; FOR USE WITH WITH ANTI-STATIC VACUUM HOSE ELEMENTS IN, end_item_identification: AIRFLOW MGT SET, AIR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4358, 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
81204
NSN: 3110-00-142-4358
FSC: 3110
CAGE: 13125 — CLEVELAND TRENCHER CO INC (USA)
SPECIFICATIONS
colorORANGE
overall_width3.670 INCHES NOMINAL IN
overall_height2.560 INCHES NOMINAL IN
overall_length6.200 INCHES NOMINAL IN
special_featuresRECTANGULAR NOZZLE HAVING 2.530 INCH DIAMETER MOUNTING HOLE; FOR USE WITH WITH ANTI-STATIC VACUUM HOSE ELEMENTS IN
end_item_identificationAIRFLOW MGT SET, AIR
part_name_assigned_by_controlling_agency(INAVY) 6" X 3.5" RECTANGULAR NOZZLE
NSN3110-00-142-4358
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 81204 · 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
•
CONE CORNER RADIUS: 0.0938 INCHES NOMINAL IN
•
BORE DIAMETER: 1.8125 INCHES NOMINAL IN
•
CONE WIDTH: 0.8540 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
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
TECHNICAL CHARACTERISTICS (FLIS)
CONE CORNER RADIUS0.0938 INCHES NOMINAL IN
BORE DIAMETER1.8125 INCHES NOMINAL IN
CONE WIDTH0.8540 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
G64S100P1Y3Interchangeable
interchangeable cross-reference
interchangeable
2394350G1Interchangeable
interchangeable cross-reference
interchangeable
611240Interchangeable
interchangeable cross-reference
interchangeable
13301Interchangeable
interchangeable cross-reference
interchangeable
126TN9Interchangeable
interchangeable cross-reference
interchangeable
122359-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81204?
81204 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 81204?
There are 30 known substitutes for 81204: G64S100P1Y3, 2394350G1, 611240 and 27 more. Substitute compatibility should be verified for your specific system.
Is 81204 still available?
81204 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026