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30A527 — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

30A527: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: COPPER ALLOY, scale_type: HORIZONTAL AND VERTICAL, thread_size: 3/8-18, overall_width: 3.563 INCHES NOMINAL IN, cooling_medium: AIR AND FRESH WATER COMPRESSOR, overall_length: 5.938 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0268, 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
30A527
NSN: 3110-00-100-0268
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 45320 — PACCAR GOVERNMENT GROUP CO YARROW BAY OFFICE PK (USA)
SPECIFICATIONS
materialCOPPER ALLOY
scale_typeHORIZONTAL AND VERTICAL
thread_size3/8-18
overall_width3.563 INCHES NOMINAL IN
cooling_mediumAIR AND FRESH WATER COMPRESSOR
overall_length5.938 INCHES NOMINAL IN
scale_quantity2
special_featuresSOURCE CALLS ITEM A UNION, PIPE; CAN BE USED AS STRAIGHT ADAPTER EXTERNAL PIPE TO INTERNAL TUBE
style_designatorINVERTED NUT, TUBE, FLARE
thread_directionRIGHT-HAND
cylinder_quantity1
overall_thickness0.063 INCHES NOMINAL IN
NSN3110-00-100-0268
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 30A527 · 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 9
26623FReference document
Same NSN cross-reference
Reference document — Secondary reference
8-32-20-68-017Reference document
Same NSN cross-reference
Reference document — Secondary reference
142249Reference document
Same NSN cross-reference
Reference document — Secondary reference
2X6508AReference document
Same NSN cross-reference
Reference document — Secondary reference
527Reference document
Same NSN cross-reference
Reference document — Secondary reference
4B5180Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 30A527?
30A527 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 30A527?
There are 9 known substitutes for 30A527: 26623F, 8-32-20-68-017, 142249 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 30A527?
30A527 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0268. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.