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407-R1 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

407-R1: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include special_features: 1-7/8"DIA, 3/4"SCREW LENGTH, part_name_assigned_by_controlling_agency: ZINC, RUBBER/TRIM TAB. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-686-1116, 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
407-R1
NSN: 3110-00-686-1116
NIINs: 006861116, 017000678
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
special_features1-7/8"DIA, 3/4"SCREW LENGTH
part_name_assigned_by_controlling_agencyZINC, RUBBER/TRIM TAB
NSN3110-00-686-1116
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 407-R1 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL CLEARANCE: 0.0005 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
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STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 100.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
INTERNAL CLEARANCE0.0005 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
OVERALL WIDTH25.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER100.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.5
BORE DIAMETER35.00 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES 3
A1187REVCReference document
Same NSN cross-reference
Reference document — Secondary reference
A1187Reference document
Same NSN cross-reference
Reference document — Secondary reference
A1148Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 407-R1?
407-R1 is a BEARING,BALL,ANNULAR.
What parts can replace 407-R1?
There are 3 known substitutes for 407-R1: A1187REVC, A1187, A1148. Substitute compatibility should be verified for your specific system.
What is the NSN for 407-R1?
407-R1 is cataloged in the U.S. Government catalog under NSN 3110-00-686-1116. 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.