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SSRIF-618ZZRA — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SSRIF-618ZZRA is BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, bore_shape: STRAIGHT, flange_width: 0.0290 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN, bore_diameter: 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN, overall_width: 0.1356 INCHES MINIMUM AND 0.1406 INCHES MAXIMUM IN, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-234-3839, 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
SSRIF-618ZZRA
NSN: 3110-01-234-3839
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: J1011 — MINEBEA MITSUMI INC. DIV RODEND-FASTENER BUSINESS UNIT (JPN)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
bore_shapeSTRAIGHT
flange_width0.0290 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN
bore_diameter0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
overall_width0.1356 INCHES MINIMUM AND 0.1406 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
fsc_application_data6615-01-225-8241
lubrication_materialGREASE
flange_outside_diameter0.4170 INCHES MINIMUM AND 0.4220 INCHES MAXIMUM IN
outer_ring_outside_diameter0.3747 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
NSN3110-01-234-3839
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SSRIF-618ZZRA · 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: 6615-01-225-8241
•
LUBRICATION MATERIAL: GREASE
•
FLANGE OUTSIDE DIAMETER: 0.4170 INCHES MINIMUM AND 0.4220 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATA6615-01-225-8241
LUBRICATION MATERIALGREASE
FLANGE OUTSIDE DIAMETER0.4170 INCHES MINIMUM AND 0.4220 INCHES MAXIMUM IN
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.1356 INCHES MINIMUM AND 0.1406 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
FLANGE WIDTH0.0290 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN
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 7
MKX4012X-48-3/20G21/25Reference document
Same NSN cross-reference
Reference document — Secondary reference
AM8K24DDFS160Reference document
Same NSN cross-reference
Reference document — Secondary reference
SFR2-63PPK25/168Reference document
Same NSN cross-reference
Reference document — Secondary reference
0845-114Reference document
Same NSN cross-reference
Reference document — Secondary reference
S312-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
SRF824ZZT3C25K2G-32Reference 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 SSRIF-618ZZRA?
SSRIF-618ZZRA is a BEARING,BALL,ANNULAR.
What parts can replace SSRIF-618ZZRA?
There are 7 known substitutes for SSRIF-618ZZRA: MKX4012X-48-3/20G21/25, AM8K24DDFS160, SFR2-63PPK25/168 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SSRIF-618ZZRA?
SSRIF-618ZZRA is cataloged in the U.S. Government catalog under NSN 3110-01-234-3839. 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.