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5B1974 — CONTROL,REMOTE SWITCHING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

5B1974: CONTROL,REMOTE SWITCHING.

The CONTROL,REMOTE SWITCHING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 1.1811 INCHES NOMINAL IN, overall_width: 0.7480 INCHES NOMINAL IN, surface_finish: GROUND, style_designator: INNER RING, ROLLER, CYLINDRICAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-620-0364, 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
5B1974
NSN: 3110-00-620-0364
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter1.1811 INCHES NOMINAL IN
overall_width0.7480 INCHES NOMINAL IN
surface_finishGROUND
style_designatorINNER RING, ROLLER, CYLINDRICAL
overall_outside_diameter1.6017 INCHES NOMINAL IN
standard_tolerance_designationRBEC NO.1
NSN3110-00-620-0364
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 5B1974 · 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
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: INNER RING, ROLLER, CYLINDRICAL
•
OVERALL OUTSIDE DIAMETER: 1.6017 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
•
BORE DIAMETER: 1.1811 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
STYLE DESIGNATORINNER RING, ROLLER, CYLINDRICAL
OVERALL WIDTH0.7480 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.6017 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
BORE DIAMETER1.1811 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
191200Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
A1306Reference document
Same NSN cross-reference
Reference document — Secondary reference
MA1306Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5B1974?
5B1974 is a CONTROL,REMOTE SWITCHING.
What parts can replace 5B1974?
There are 3 known substitutes for 5B1974: 191200, A1306, MA1306. Substitute compatibility should be verified for your specific system.
What is the NSN for 5B1974?
5B1974 is cataloged in the U.S. Government catalog under NSN 3110-00-620-0364. 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.