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1140 ITEM 8 — COUNTER,ELECTRONIC,DIGITAL READO

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

1140 ITEM 8: COUNTER,ELECTRONIC,DIGITAL READO.

COUNTER,ELECTRONIC,DIGITAL READO. Key specifications include material: STEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C OVERALL A, style_designator: BALL, rolling_element_diameter: 0.3125 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA STD TOLERANCE FOR BALLS, GRADE 10, material_document_and_classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-115-1238, 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
1140 ITEM 8
NSN: 3110-00-115-1238
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 8W880 — R & D MACHINE RAFAEL ANAYA DIV DEFENSE LOGISTICS AGENCY (USA)
SPECIFICATIONS
materialSTEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C OVERALL A
style_designatorBALL
rolling_element_diameter0.3125 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR BALLS, GRADE 10
material_document_and_classificationAISI ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN3110-00-115-1238
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1140 ITEM 8 · 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
•
ROLLING ELEMENT DIAMETER: 0.3125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR BALLS, GRADE 10
•
MATERIAL: STEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C OVERALL A
TECHNICAL CHARACTERISTICS
ROLLING ELEMENT DIAMETER0.3125 INCHES NOMINAL IN
STYLE DESIGNATORBALL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD ALL MATERIAL RESPONSES OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR BALLS, GRADE 10
MATERIALSTEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C OVERALL A
SUBSTITUTES & CROSS-REFERENCES 8
MS19060-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
5327BReference document
Same NSN cross-reference
Reference document — Secondary reference
1142-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS19060-1016Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MS19060Reference document
Same NSN cross-reference
Reference document — Identification reference
3110001151238Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 1140 ITEM 8?
1140 ITEM 8 is a COUNTER,ELECTRONIC,DIGITAL READO.
What parts can replace 1140 ITEM 8?
There are 8 known substitutes for 1140 ITEM 8: MS19060-9, 5327B, 1142-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1140 ITEM 8?
1140 ITEM 8 is cataloged in the U.S. Government catalog under NSN 3110-00-115-1238. This indicates validated use in U.S. government and defense supply chains.
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