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KP25B — BEARING,BALL,AIRFRAME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

KP25B: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING INNER RING, bore_diameter: 1.5630 INCHES NOMINAL IN, load_direction: RADIAL, inner_ring_width: 0.4370 INCHES NOMINAL IN, outer_ring_width: 0.3750 INCHES NOMINAL IN, special_features: 80 PCT FULL LUBRICANT. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-042-0446, 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
KP25B
NSN: 3110-00-042-0446
NIINs: 000420446, 001424487, 010908011, 015738464
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING INNER RING
bore_diameter1.5630 INCHES NOMINAL IN
seal_quantity2
load_directionRADIAL
inner_ring_width0.4370 INCHES NOMINAL IN
outer_ring_width0.3750 INCHES NOMINAL IN
special_features80 PCT FULL LUBRICANT
style_designatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
bearing_seal_typeCONTACT
surface_treatmentCADMIUM INNER RING
lubrication_materialGREASE
end_item_identificationTTU-595A/E TEST SET A
NSN3110-00-042-0446
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: KP25B · 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
•
OUTER RING WIDTH: 0.3750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE ROW INNER RING EXTENDED BOTH SIDES
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES BALL
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
OUTER RING WIDTH0.3750 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE ROW INNER RING EXTENDED BOTH SIDES
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES BALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3652 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 3666 ASSN STD SINGLE MATERIAL RESPONSE SEAL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE MATERIAL RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES
OVERALL OUTSIDE DIAMETER2.3125 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES 6
AS7949Reference document
Same NSN cross-reference
Reference document — Secondary reference
KP25BFS464Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS27642-25Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS27642Reference document
Same NSN cross-reference
Reference document — Secondary reference
10107319Reference document
Same NSN cross-reference
Reference document — Informative reference only
9408308404Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KP25B?
KP25B is a BEARING,BALL,AIRFRAME.
What parts can replace KP25B?
There are 6 known substitutes for KP25B: AS7949, KP25BFS464, MS27642-25 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for KP25B?
KP25B is cataloged in the U.S. Government catalog under NSN 3110-00-042-0446. This indicates validated use in U.S. government and defense supply chains.
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