PartsTable
Technical Data Sheet
HPPBR2 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: GREASE LUBRICATION, bore_diameter: 5.9990 INCHES MINIMUM AND 6.0000 INCHES MAXIMUM IN, overall_width: 1.2300 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN, load_direction: ANGULAR, surface_finish: GROUND, style_designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-542-1541, 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
HPPBR2
NSN: 3110-00-542-1541
FSC: 3110
CAGE: 89446 — HILLER AIRCRAFT CORPORATION (USA)
SPECIFICATIONS
materialGREASE LUBRICATION
bore_diameter5.9990 INCHES MINIMUM AND 6.0000 INCHES MAXIMUM IN
overall_width1.2300 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
seal_quantity2
load_directionANGULAR
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
bearing_seal_typeCONTACT
internal_clearance0.0001 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN
bearing_preload_rating100.0 POUNDS NOMINAL LBS
overall_outside_diameter7.1240 INCHES MINIMUM AND 7.1250 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
NSN3110-00-542-1541
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: HPPBR2 · 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
MATERIAL: RUBBER SYNTHETIC SEAL
OVERALL OUTSIDE DIAMETER: 7.1240 INCHES MINIMUM AND 7.1250 INCHES MAXIMUM IN
RETAINER FABRICATION METHOD: MACHINED
STYLE DESIGNATOR: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC SEAL
OVERALL OUTSIDE DIAMETER7.1240 INCHES MINIMUM AND 7.1250 INCHES MAXIMUM IN
MATERIALSTEEL COMP E52100 BALL
RETAINER FABRICATION METHODMACHINED
MATERIALSTEEL COMP E52100 INNER RING
MATERIALPLASTIC PHENOLIC RETAINER
STYLE DESIGNATORCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
MATERIALGREASE LUBRICATION
MATERIAL DOCUMENT AND CLASSIFICATIONUNABLE TO DECODE
LOAD DIRECTIONANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
5940001152678Interchangeable
interchangeable cross-reference
interchangeable
10386718Interchangeable
interchangeable cross-reference
interchangeable
12-Z-7001-2507Interchangeable
interchangeable cross-reference
interchangeable
83-061Interchangeable
interchangeable cross-reference
interchangeable
1250-0794Interchangeable
interchangeable cross-reference
interchangeable
7519-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HPPBR2?
HPPBR2 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace HPPBR2?
There are 9 known substitutes for HPPBR2: 5940001152678, 10386718, 12-Z-7001-2507 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HPPBR2?
HPPBR2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-542-1541. This indicates validated use in U.S. government and defense supply chains.
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