MS27643-6 — BEARING,BALL,AIRFRAME

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

MS27643-6: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE SEAL, bore_diameter: 0.3750 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING, load_direction: RADIAL, inner_ring_width: 0.9370 INCHES NOMINAL IN, outer_ring_width: 0.7500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-042-4262, 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

MS27643-6

NSN: 3110-00-042-4262
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	PLASTIC POLYTETRAFLUOROETHYLENE SEAL
bore_diameter	0.3750 INCHES NOMINAL IN
seal_quantity	2
alignment_type	SELF-ALIGNING
load_direction	RADIAL
inner_ring_width	0.9370 INCHES NOMINAL IN
outer_ring_width	0.7500 INCHES NOMINAL IN
special_features	80 PCT. FULL OF MIL-G-81322,AXIAL PLAY 0.006 IN. MAX.,HEAT TREAT RINGS AND BALLS TO ROCKWELL C 60 T0 66 AND STABILIZED FOR OPERATION AT 250 DEG.F,10 DEG SELF-ALIGNING IN EITHER DIRECTION IN
style_designator	DOUBLE ROW, SELF ALIGNING
bearing_seal_type	CONTACT
surface_treatment	CADMIUM EXPOSED SURFACES AS MOUNTED
self-alignment_location	INTERNAL
NSN	3110-00-042-4262

COMPONENT DIAGRAM

KEY FEATURES

•

BEARING SEAL TYPE: CONTACT

•

OUTER RING WIDTH: 0.7500 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED

•

STYLE DESIGNATOR: DOUBLE ROW, SELF ALIGNING

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES BALL

TECHNICAL CHARACTERISTICS

BEARING SEAL TYPE	CONTACT
OUTER RING WIDTH	0.7500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED
STYLE DESIGNATOR	DOUBLE ROW, SELF ALIGNING
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES BALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 3652 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 3666 ASSN STD SINGLE MATERIAL RESPONSE SEAL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE INNER RING
OVERALL OUTSIDE DIAMETER	1.4375 INCHES NOMINAL IN
LOAD DIRECTION	RADIAL

SUBSTITUTES & CROSS-REFERENCES 5

940.83.38.604Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

DSP6FS464Reference document

Same NSN cross-reference

Reference document — Secondary reference

2910120Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

10494039Reference document

Same NSN cross-reference

Reference document — Informative reference only

AS27643Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 MS27643-6?

MS27643-6 is a BEARING,BALL,AIRFRAME.

What parts can replace MS27643-6?

There are 5 known substitutes for MS27643-6: 940.83.38.604, DSP6FS464, 2910120 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MS27643-6?

MS27643-6 is cataloged in the U.S. Government catalog under NSN 3110-00-042-4262. This indicates validated use in U.S. government and defense supply chains.

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MS27643-6 — BEARING,BALL,AIRFRAME

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