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40478-1 PIECE 26 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

40478-1 PIECE 26: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material_document_and_classification: ASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-237-3048, 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
40478-1 PIECE 26
NSN: 3110-01-237-3048
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1008 OR STEEL COMP 1016 OR STEEL COMP 1015 OR STEEL COMP 1010 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
material_document_and_classificationASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN3110-01-237-3048
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 40478-1 PIECE 26 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1008 OR STEEL COMP 1016 OR STEEL COMP 1015 OR STEEL COMP 1010 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1008 OR STEEL COMP 1016 OR STEEL COMP 1015 OR STEEL COMP 1010 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
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

No substitute or cross-reference records for this part.

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 40478-1 PIECE 26?
40478-1 PIECE 26 is a BEARING,BALL,ANNULAR.
What is the NSN for 40478-1 PIECE 26?
40478-1 PIECE 26 is cataloged in the U.S. Government catalog under NSN 3110-01-237-3048. This indicates validated use in U.S. government and defense supply chains.
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