NK25/20 — BEARING,ROLLER,NEEDLE

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

NK25/20: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 25.020 MILLIMETERS MINIMUM AND 25.033 MILLIMETERS MAXIMUM MM, overall_width: 19.88 MILLIMETERS MINIMUM AND 20.00 MILLIMETERS MAXIMUM MM, alignment_type: RIGID, surface_finish: GROUND, style_designator: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-281-9232, 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

NK25/20

NSN: 3110-01-281-9232
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 27737 — INA BEARING CO INC (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_diameter	25.020 MILLIMETERS MINIMUM AND 25.033 MILLIMETERS MAXIMUM MM
overall_width	19.88 MILLIMETERS MINIMUM AND 20.00 MILLIMETERS MAXIMUM MM
alignment_type	RIGID
surface_finish	GROUND
style_designator	NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
overall_outside_diameter	32.989 MILLIMETERS MINIMUM AND 33.000 MILLIMETERS MAXIMUM MM
retainer_fabrication_method	PRESSED
standard_tolerance_designation	AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN	3110-01-281-9232

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND

•

OVERALL OUTSIDE DIAMETER: 32.989 MILLIMETERS MINIMUM AND 33.000 MILLIMETERS MAXIMUM MM

•

ALIGNMENT TYPE: RIGID

•

STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS

•

BORE DIAMETER: 25.020 MILLIMETERS MINIMUM AND 25.033 MILLIMETERS MAXIMUM MM

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
SURFACE FINISH	GROUND
STYLE DESIGNATOR	NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
OVERALL WIDTH	19.88 MILLIMETERS MINIMUM AND 20.00 MILLIMETERS MAXIMUM MM
OVERALL OUTSIDE DIAMETER	32.989 MILLIMETERS MINIMUM AND 33.000 MILLIMETERS MAXIMUM MM
ALIGNMENT TYPE	RIGID
STANDARD TOLERANCE DESIGNATION	AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE DIAMETER	25.020 MILLIMETERS MINIMUM AND 25.033 MILLIMETERS MAXIMUM MM
MATERIAL	STEEL 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 1

00.550.0039Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 NK25/20?

NK25/20 is a BEARING,ROLLER,NEEDLE.

What parts can replace NK25/20?

There is 1 known substitute for NK25/20: 00.550.0039. Substitute compatibility should be verified for your specific system.

What is the NSN for NK25/20?

NK25/20 is cataloged in the U.S. Government catalog under NSN 3110-01-281-9232. This indicates validated use in U.S. government and defense supply chains.

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NK25/20 — BEARING,ROLLER,NEEDLE

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