PartsTable
Technical Data Sheet
Download PDF

GB520G29 — BEARING,BALL,AIRFRAME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

GB520G29: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL BALL, bore_diameter: 1.8125 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING, load_direction: RADIAL, inner_ring_width: 0.4375 INCHES NOMINAL IN, outer_ring_width: 0.3750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-2601, 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
GB520G29
NSN: 3110-00-227-2601
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL BALL
bore_diameter1.8125 INCHES NOMINAL IN
seal_quantity2
alignment_typeSELF-ALIGNING
load_directionRADIAL
inner_ring_width0.4375 INCHES NOMINAL IN
outer_ring_width0.3750 INCHES NOMINAL IN
style_designatorSINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING
bearing_seal_typeCONTACT
features_providedALIGNING RING
surface_treatmentCADMIUM EXPOSED SURFACES AS MOUNTED
lubrication_materialGREASE
NSN3110-00-227-2601
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: GB520G29 · 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: 0.3750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING
•
OVERALL OUTSIDE DIAMETER: 2.7500 INCHES NOMINAL IN
•
FEATURES PROVIDED: ALIGNING RING
•
LOAD DIRECTION: RADIAL
•
ALIGNMENT TYPE: SELF-ALIGNING
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.3750 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING
OVERALL OUTSIDE DIAMETER2.7500 INCHES NOMINAL IN
FEATURES PROVIDEDALIGNING RING
LOAD DIRECTIONRADIAL
ALIGNMENT TYPESELF-ALIGNING
SURFACE TREATMENTCADMIUM EXPOSED SURFACES AS MOUNTED
SEAL QUANTITY2
SUBSTITUTES & CROSS-REFERENCES 5
AS27648Reference document
Same NSN cross-reference
Reference document — Secondary reference
KP29BSFS160Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS27648-29GReference document
Same NSN cross-reference
Reference document — Secondary reference
AS27648-29GReference document
Same NSN cross-reference
Reference document — Secondary reference
KP29BSReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
Ready to buy GB520G29?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is GB520G29?
GB520G29 is a BEARING,BALL,AIRFRAME.
What parts can replace GB520G29?
There are 5 known substitutes for GB520G29: AS27648, KP29BSFS160, MS27648-29G and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GB520G29?
GB520G29 is cataloged in the U.S. Government catalog under NSN 3110-00-227-2601. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — GB520G29

✓ 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.