M-9121 — BEARING,ROLLER,NEEDLE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

M-9121: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 0.5625 INCHES NOMINAL IN, overall_width: 0.7500 INCHES NOMINAL IN, alignment_type: RIGID, surface_finish: GROUND, style_designator: NON-SEPARABLE, CLOSED END, DRAWN SHELL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-271-8639, 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

M-9121

NSN: 5315-00-271-8639
NIINs: 002718639, 012866147
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_diameter	0.5625 INCHES NOMINAL IN
overall_width	0.7500 INCHES NOMINAL IN
alignment_type	RIGID
surface_finish	GROUND
style_designator	NON-SEPARABLE, CLOSED END, DRAWN SHELL
overall_outside_diameter	0.7500 INCHES NOMINAL IN
standard_tolerance_designation	AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN	5315-00-271-8639

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END TAPER LENGTH: 0.016 INCHES NOMINAL IN

•

FIRST END STYLE: CHAMFERED

•

MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

FIRST END TAPER ANGLE: 25.0 DEGREES NOMINAL

•

PIN OVERALL DIAMETER: 0.1250 INCHES NOMINAL IN

•

PIN OVERALL LENGTH: 1.000 INCHES NOMINAL IN

•

SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL

•

SECOND END STYLE: SQUARE

TECHNICAL CHARACTERISTICS

FIRST END TAPER LENGTH	0.016 INCHES NOMINAL IN
FIRST END STYLE	CHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST END TAPER ANGLE	25.0 DEGREES NOMINAL
PIN OVERALL DIAMETER	0.1250 INCHES NOMINAL IN
PIN OVERALL LENGTH	1.000 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST END	NOT IDENTICAL
SECOND END STYLE	SQUARE
MATERIAL	STEEL COMP 1115 OVERALL

SUBSTITUTES & CROSS-REFERENCES 2

035-14008Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

180016PC3Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is M-9121?

M-9121 is a BEARING,ROLLER,NEEDLE.

What parts can replace M-9121?

There are 2 known substitutes for M-9121: 035-14008, 180016PC3. Substitute compatibility should be verified for your specific system.

What is the NSN for M-9121?

M-9121 is cataloged in the U.S. Government catalog under NSN 5315-00-271-8639. This indicates validated use in U.S. government and defense supply chains.

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M-9121 — BEARING,ROLLER,NEEDLE

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