KPW28-7 — BEARING,BALL,THRUST

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

KPW28-7: BEARING,BALL,THRUST.

The BEARING,BALL,THRUST is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-12 INNER RACE, alignment_type: SELF-ALIGNING, overall_height: 1.630 INCHES MAXIMUM IN, special_features: FOR REPAIR USE ONLY, surface_treatment: PASSIVATE INNER RACE, end_item_identification: EA-18G G. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-709-1648, 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

KPW28-7

NSN: 3110-01-709-1648
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 97613 — SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS (USA)

SPECIFICATIONS

material	STEEL COMP XM-12 INNER RACE
alignment_type	SELF-ALIGNING
overall_height	1.630 INCHES MAXIMUM IN
special_features	FOR REPAIR USE ONLY
surface_treatment	PASSIVATE INNER RACE
end_item_identification	EA-18G G
largest_outside_diameter	3.50 INCHES NOMINAL IN
material_document_and_classification	AMS5659 ASSN STD SINGLE MATERIAL RESPONSE INNER RACE
part_name_assigned_by_controlling_agency	BEARING, PLAIN, SELF ALIGNING-FLANGED, BERYLLIUM COPPER B
surface_treatment_document_and_classification	MS-QQ-P-35 OR AMS2700 ASSN STD SINGLE TREATMENT RESPONSE INNER RACE
lubrication_material_document_and_classification	MIL-PRF-81322 MIL SPEC 1ST MATERIAL RESPONSE
NSN	3110-01-709-1648

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MS-QQ-P-35 OR AMS2700 ASSN STD SINGLE TREATMENT RESPONSE INNER RACE

•

LARGEST OUTSIDE DIAMETER: 3.50 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5659 ASSN STD SINGLE MATERIAL RESPONSE INNER RACE

•

ALIGNMENT TYPE: SELF-ALIGNING

•

SURFACE TREATMENT: PASSIVATE INNER RACE

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.630 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MS-QQ-P-35 OR AMS2700 ASSN STD SINGLE TREATMENT RESPONSE INNER RACE
LARGEST OUTSIDE DIAMETER	3.50 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5659 ASSN STD SINGLE MATERIAL RESPONSE INNER RACE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B196/B196M AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE BALL
ALIGNMENT TYPE	SELF-ALIGNING
SPECIAL FEATURES	FOR REPAIR USE ONLY
SURFACE TREATMENT	PASSIVATE INNER RACE
PART NAME ASSIGNED BY CONTROLLING AGENCY	BEARING, PLAIN, SELF ALIGNING-FLANGED, BERYLLIUM COPPER B
END ITEM IDENTIFICATION	EA-18G G

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

4M367Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is KPW28-7?

KPW28-7 is a BEARING,BALL,THRUST.

What parts can replace KPW28-7?

There is 1 known substitute for KPW28-7: 4M367. Substitute compatibility should be verified for your specific system.

What is the NSN for KPW28-7?

KPW28-7 is cataloged in the U.S. Government catalog under NSN 3110-01-709-1648. This indicates validated use in U.S. government and defense supply chains.

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KPW28-7 — BEARING,BALL,THRUST

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