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Technical Data Sheet
PartsTable / COMPONENT / GB525A5
GB525A5 ✓ 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

The BEARING,ROLLER,ROD END is a the manufacturer industrial component. Key specifications include material: STEEL COMP 430 SHIELD, shank_style: EXTERNALLY THREADED, thread_class: 3A A, bore_diameter: 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN, alignment_type: SELF-ALIGNING, overall_length: 3.1070 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-0252, 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
GB525A5
NSN: 3110-00-198-0252
FSC: 3110
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 430 SHIELD
shank_styleEXTERNALLY THREADED
thread_class3A A
bore_diameter0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
seal_quantity2
alignment_typeSELF-ALIGNING
overall_length3.1070 INCHES NOMINAL IN
shank_diameter0.5000 INCHES NOMINAL IN
shield_quantity2
inner_ring_width0.6820 INCHES MINIMUM AND 0.6870 INCHES MAXIMUM IN
outer_ring_width0.4450 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
special_featuresGREASE FITTING LOCATED ON LOWER HALF 45 DEG FROM HORIZONTAL CENTER LINE
NSN3110-00-198-0252
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: GB525A5 · 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
•
SHANK DIAMETER: 0.5000 INCHES NOMINAL IN
•
LENGTH FROM BORE CENTER TO SHANK END: 2.3950 INCHES MINIMUM AND 2.4250 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: SELF-ALIGNING
•
SHIELD QUANTITY: 2
•
BEARING SEAL TYPE: CONTACT
•
THREAD QUANTITY PER INCH: 20
•
LUBRICATION MATERIAL: GREASE
TECHNICAL CHARACTERISTICS (FLIS)
SHANK DIAMETER0.5000 INCHES NOMINAL IN
LENGTH FROM BORE CENTER TO SHANK END2.3950 INCHES MINIMUM AND 2.4250 INCHES MAXIMUM IN
SPECIAL FEATURESGREASE FITTING LOCATED ON LOWER HALF 45 DEG FROM HORIZONTAL CENTER LINE
ALIGNMENT TYPESELF-ALIGNING
SHIELD QUANTITY2
BEARING SEAL TYPECONTACT
THREAD QUANTITY PER INCH20
LUBRICATION MATERIALGREASE
SELF-ALIGNMENT ANGLE10.00 DEGREES NOMINAL
NOMINAL THREAD SIZE0.500 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
MR10Interchangeable
interchangeable cross-reference
interchangeable
MR5Interchangeable
interchangeable cross-reference
interchangeable
MR5000 48" X 96" X .250"Interchangeable
interchangeable cross-reference
interchangeable
20-3471Interchangeable
interchangeable cross-reference
interchangeable
AS4283Interchangeable
interchangeable cross-reference
interchangeable
B107.10M TY1CL2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GB525A5?
GB525A5 is a BEARING,ROLLER,ROD END.
What parts can replace GB525A5?
There are 8 known substitutes for GB525A5: MR10, MR5, MR5000 48" X 96" X .250" and 5 more. Substitute compatibility should be verified for your specific system.
Is GB525A5 still available?
GB525A5 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