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Technical Data Sheet
PartsTable / COMPONENT / DPP4
DPP4 ✓ 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,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING RETAINER, bore_diameter: 0.2500 INCHES NOMINAL IN, load_direction: RADIAL, inner_ring_width: 0.6200 INCHES NOMINAL IN, outer_ring_width: 0.4910 INCHES NOMINAL IN, style_designator: DOUBLE ROW. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-042-4571, 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
DPP4
NSN: 3110-00-042-4571
FSC: 3110
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING RETAINER
bore_diameter0.2500 INCHES NOMINAL IN
seal_quantity2
load_directionRADIAL
inner_ring_width0.6200 INCHES NOMINAL IN
outer_ring_width0.4910 INCHES NOMINAL IN
style_designatorDOUBLE ROW
bearing_seal_typeCONTACT
surface_treatmentCADMIUM EXPOSED SURFACES AS MOUNTED
overall_outside_diameter0.9014 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES BALL
NSN3110-00-042-4571
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: DPP4 · 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
•
OUTER RING WIDTH: 0.4910 INCHES NOMINAL IN
•
LOAD DIRECTION: RADIAL
•
SEAL QUANTITY: 2
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
•
INNER RING WIDTH: 0.6200 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE INNER RING
TECHNICAL CHARACTERISTICS (FLIS)
OUTER RING WIDTH0.4910 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
SPECIAL FEATURES80 PCT. FULL OF MIL-G-81322,AXIAL PLAY 0.006 IN.,HEAT TREAT RINGS AND BALLS TO ROCKWELL C 60 TO 66 AND STABILIZED FOR OPERATION AT 250 DEG F,RADIAL AND LATERAL ECCENTRICITY 0.0010 IN. INNER RING,0.0016 @IN. OUTER RING IN
SEAL QUANTITY2
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
INNER RING WIDTH0.6200 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIALSTEEL COMP E52100 OUTER RING
MATERIALSTEEL CORROSION RESISTING RETAINER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
AS27644Interchangeable
interchangeable cross-reference
interchangeable
DPP10FS464Interchangeable
interchangeable cross-reference
interchangeable
MS27644-10Interchangeable
interchangeable cross-reference
interchangeable
DPP5FS464Interchangeable
interchangeable cross-reference
interchangeable
3100938Interchangeable
interchangeable cross-reference
interchangeable
MS27644-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DPP4?
DPP4 is a BEARING,BALL,AIRFRAME.
What parts can replace DPP4?
There are 17 known substitutes for DPP4: AS27644, DPP10FS464, MS27644-10 and 14 more. Substitute compatibility should be verified for your specific system.
Is DPP4 still available?
DPP4 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