PartsTable
Technical Data Sheet

HR-2-3/4-XC — CAM FOLLOWER,NEEDLE BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

HR-2-3/4-XC: CAM FOLLOWER,NEEDLE BEARING.

The CAM FOLLOWER,NEEDLE BEARING is a the manufacturer industrial component. Key specifications include material: STEEL STUD, stud_length: 2.2500 INCHES NOMINAL IN, thread_class: 2A A, stud_diameter: 1.2500 INCHES NOMINAL IN, thread_length: 1.1250 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-204-5503, 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
HR-2-3/4-XC
NSN: 3110-01-204-5503
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 07484 — ACCURATE BUSHING COMPANY, INC. (USA)
SPECIFICATIONS
materialSTEEL STUD
stud_length2.2500 INCHES NOMINAL IN
thread_class2A A
seal_quantity2
stud_diameter1.2500 INCHES NOMINAL IN
thread_length1.1250 INCHES NOMINAL IN
alignment_typeSELF-ALIGNING
overall_length3.7813 INCHES NOMINAL IN
outer_ring_width1.5000 INCHES NOMINAL IN
special_featuresCROWN OD
style_designatorCAM FOLLOWER
thread_directionRIGHT-HAND
NSN3110-01-204-5503
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: HR-2-3/4-XC · 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
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 1.5000 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
THREAD LENGTH: 1.1250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CAM FOLLOWER
•
OVERALL OUTSIDE DIAMETER: 2.7500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
OUTER RING WIDTH1.5000 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
THREAD LENGTH1.1250 INCHES NOMINAL IN
STYLE DESIGNATORCAM FOLLOWER
OVERALL LENGTH3.7813 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER2.7500 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.250 INCHES IN
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 HR-2-3/4-XC?
HR-2-3/4-XC is a CAM FOLLOWER,NEEDLE BEARING.
What is the NSN for HR-2-3/4-XC?
HR-2-3/4-XC is cataloged in the U.S. Government catalog under NSN 3110-01-204-5503. 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.