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Technical Data Sheet
PartsTable / COMPONENT / LS11
LS11 ✓ 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 LOUDSPEAKER-AMPLIFIER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 1.1250 INCHES NOMINAL IN, overall_width: 0.6250 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-8897, 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
LS11
NSN: 3110-00-155-8897
FSC: 3110
CAGE: 80038 — EQUITABLE BEARING CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter1.1250 INCHES NOMINAL IN
overall_width0.6250 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
special_featuresNSN RESTRICTED TO USE BY THE NWS DEPOT TEAM ONLY; USED ON OPEN PRINCIPLE USER PROCESSOR (OPUP)
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
storage_temp_range-31.0 TO 140.0 FAHRENHEIT DEGF
end_item_identificationNEXT GENERATION RADAR (NEXRAD)
overall_outside_diameter2.5000 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
NSN3110-00-155-8897
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: LS11 · 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
•
BORE DIAMETER: 1.1250 INCHES NOMINAL IN
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY OVERALL OUTSIDE DIAMETER
•
NONDEFINITIVE SPEC/STD DATA: 115 TYPE AND 00 GRADE
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER1.1250 INCHES NOMINAL IN
RETAINER FABRICATION METHODPRESSED
OVERALL WIDTH0.6250 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
MATERIALSTEEL OVERALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY OVERALL OUTSIDE DIAMETER
NONDEFINITIVE SPEC/STD DATA115 TYPE AND 00 GRADE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
RCR07G182KSInterchangeable
interchangeable cross-reference
interchangeable
911-0202-0079Interchangeable
interchangeable cross-reference
interchangeable
MIL-R-39008/1Interchangeable
interchangeable cross-reference
interchangeable
700176Interchangeable
interchangeable cross-reference
interchangeable
47-0020-003Interchangeable
interchangeable cross-reference
interchangeable
2200401-201Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LS11?
LS11 is a LOUDSPEAKER-AMPLIFIER.
What parts can replace LS11?
There are 10 known substitutes for LS11: RCR07G182KS, 911-0202-0079, MIL-R-39008/1 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LS11?
LS11 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-8897. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026