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Technical Data Sheet

SR4A5PPDK25/168 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SR4A5PPDK25/168: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, bore_shape: STRAIGHT, bore_diameter: 0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, overall_width: 0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-235-5974, 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
SR4A5PPDK25/168
NSN: 3110-01-235-5974
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
bore_shapeSTRAIGHT
bore_diameter0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
overall_width0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designator4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
fsc_application_data6615-01-226-1012
lubrication_materialGREASE
overall_outside_diameter0.7498 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-235-5974
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SR4A5PPDK25/168 · 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
•
FSC APPLICATION DATA: 6615-01-226-1012
•
LUBRICATION MATERIAL: GREASE
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: 4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OVERALL OUTSIDE DIAMETER: 0.7498 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATA6615-01-226-1012
LUBRICATION MATERIALGREASE
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATOR4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER0.7498 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
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 6
SR4ARHH-5P25LY-7CReference document
Same NSN cross-reference
Reference document — Secondary reference
AVS1KDDFS160Reference document
Same NSN cross-reference
Reference document — Secondary reference
SR4AZZT5C25K1G-32Reference document
Same NSN cross-reference
Reference document — Secondary reference
SR4ASS25-G32Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
4ASS25-G32Reference document
Same NSN cross-reference
Reference document — Secondary reference
0394-105Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 SR4A5PPDK25/168?
SR4A5PPDK25/168 is a BEARING,BALL,ANNULAR.
What parts can replace SR4A5PPDK25/168?
There are 6 known substitutes for SR4A5PPDK25/168: SR4ARHH-5P25LY-7C, AVS1KDDFS160, SR4AZZT5C25K1G-32 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SR4A5PPDK25/168?
SR4A5PPDK25/168 is cataloged in the U.S. Government catalog under NSN 3110-01-235-5974. 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.