PartsTable
Technical Data Sheet
Download PDF

MS27642 — BEARING,BALL,AIRFRAME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MS27642: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEAL, bore_diameter: 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.4345 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN, outer_ring_width: 0.3750 INCHES NOMINAL IN, style_designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-042-0444, 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
MS27642
NSN: 3110-00-042-0444
NIINs: 000420444, 001353796
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEAL
bore_diameter0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
inner_ring_width0.4345 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
outer_ring_width0.3750 INCHES NOMINAL IN
style_designatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
bearing_seal_typeCONTACT
surface_treatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
overall_outside_diameter1.7490 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
specification/standard_data81343-MS27642-16G PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD G
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-042-0444
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MS27642 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BEARING SEAL TYPE: CONTACT
•
OUTER RING WIDTH: 0.3750 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: SINGLE ROW INNER RING EXTENDED BOTH SIDES
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES BALL
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
OUTER RING WIDTH0.3750 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED
STYLE DESIGNATORSINGLE ROW INNER RING EXTENDED BOTH SIDES
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES BALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3652 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 3666 ASSN STD SINGLE MATERIAL RESPONSE SEAL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE INNER RING
OVERALL OUTSIDE DIAMETER2.0625 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES 8
6026-7055Reference document
Same NSN cross-reference
Reference document — Secondary reference
KP21BFS10160Reference document
Same NSN cross-reference
Reference document — Secondary reference
AN202KP21BANG25Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS27642KP21BReference document
Same NSN cross-reference
Reference document — Secondary reference
6026-7055-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS27642Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy MS27642?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is MS27642?
MS27642 is a BEARING,BALL,AIRFRAME.
What parts can replace MS27642?
There are 8 known substitutes for MS27642: 6026-7055, KP21BFS10160, AN202KP21BANG25 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS27642?
MS27642 is cataloged in the U.S. Government catalog under NSN 3110-00-042-0444. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — MS27642

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.