31W4140 — BRAKE BOOSTER ASSEMBLY,MASTER CY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

31W4140: BRAKE BOOSTER ASSEMBLY,MASTER CY.

BRAKE BOOSTER ASSEMBLY,MASTER CY. Key specifications include material: STEEL COMP E52100 BALL, bore_shape: STRAIGHT, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 15.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 2510-00-558-6083, 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

31W4140

NSN: 2510-00-558-6083
FSC: 2510 — Vehicular Cab, Body, and Frame Structural Components
CAGE: 62265 — VOLVO TRUCKS NORTH AMERICA, INC. DBA (FOREIGN PARENT IS VOLVO LASTVAGNAR AB, GOTEBORG, SWEDEN.) (USA)

SPECIFICATIONS

material	STEEL COMP E52100 BALL
bore_shape	STRAIGHT
bore_diameter	40.00 MILLIMETERS NOMINAL MM
overall_width	15.0 MILLIMETERS NOMINAL MM
load_direction	RADIAL
surface_finish	GROUND
style_designator	NON-LOADING GROOVE, NON-SEPARABLE
internal_clearance	0.0006 INCHES MINIMUM RADIAL AND 0.0013 INCHES MAXIMUM RADIAL IN
overall_outside_diameter	68.00 MILLIMETERS NOMINAL MM
retainer_fabrication_method	MACHINED
standard_tolerance_designation	ABEC NO.5
material_document_and_classification	AMS 6441 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
NSN	2510-00-558-6083

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 2

380013Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

N3539Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 31W4140?

31W4140 is a BRAKE BOOSTER ASSEMBLY,MASTER CY.

What parts can replace 31W4140?

There are 2 known substitutes for 31W4140: 380013, N3539. Substitute compatibility should be verified for your specific system.

What is the NSN for 31W4140?

31W4140 is cataloged in the U.S. Government catalog under NSN 2510-00-558-6083. This indicates validated use in U.S. government and defense supply chains.

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31W4140 — BRAKE BOOSTER ASSEMBLY,MASTER CY

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