PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KP6ABearing,ball,airframe

Skf Usa Inc. · NSN 3110-00-142-4468 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-142-4468 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-142-4468. Primary manufacturer part number: KP6A.
Features
  • Bearing,ball,airframe — FSC 3110
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
  • Outer Ring Width: 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
  • Load Direction: RADIAL
  • Seal Quantity: 2
  • Inner Ring Width: 0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
  • Bearing Seal Type: CONTACT
  • Lubrication Material: GREASE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Ball construction
General Description

The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-142-4468, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-142-4468
Primary Part NumberKP6A
Item NameBearing,ball,airframe
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
Outer Ring Width0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
Load DirectionRADIAL
Seal Quantity2
Inner Ring Width0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
Bearing Seal TypeCONTACT
Lubrication MaterialGREASE
Bore Diameter0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
Surface TreatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
Overall Outside Diameter0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP E52100 BALL
Style DesignatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
MaterialSTEEL COMP E52100 OUTER RING
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL COMP E52100 INNER RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-034-5257MS27641-6 INTERCHANGEABLE
Bearing,ball,airframe
Sae International Dba Sae International
5342-01-644-8229901630-1 INTERCHANGEABLE
Fairlead,tubular
Lockheed Martin Corp
Cross-Reference Index
Part NumberManufacturer
KP6A Skf Usa Inc. (USA)
AN201KP6A Westvaco Inc U S Envelope Div Flexible Packaging (USA)
AN201KP6A Timken Co Div the Timken Company (USA)
KP6AFS160 Timken Co Div the Timken Company (USA)
137-042-9104 Honeywell International Inc. Div Aerospace - Torrance (USA)
KP6A Timken Co Div the Timken Company (USA)
KP6AFS160M6B Timken Co Div the Timken Company (USA)
KP6AFS50125 Timken Co Div the Timken Company (USA)
AN201KP6A Aeronautical Standards Group Dept of Navy and Air Force (USA)
MS20201KP6A Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
158346 Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA)
137-085-9001 Honeywell International Inc. Div Aerospace - Torrance (USA)
KP6AFS10125 Timken Co Div the Timken Company (USA)
KP6AANG25 Timken Co Div the Timken Company (USA)
9-01-6301 Rexnord Industries Llc Div Stearns (USA)
Related Parts
3110-00-034-5257INTERCHANGEABLE
BEARING,BALL,AIRFRAME
MS27641-6
5342-01-644-8229INTERCHANGEABLE
FAIRLEAD,TUBULAR
901630-1

Frequently Asked Questions

What is NSN 3110-00-142-4468?

NSN 3110-00-142-4468 is a Bearing,ball,airframe, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-142-4468?

NSN 3110-00-142-4468 has 15 cross-referenced part numbers: KP6A (Skf Usa Inc.), AN201KP6A (Westvaco Inc U S Envelope Div Flexible Packaging), AN201KP6A (Timken Co Div the Timken Company), KP6AFS160 (Timken Co Div the Timken Company), 137-042-9104 (Honeywell International Inc. Div Aerospace - Torrance) and 10 more.

What NSN replaces 3110-00-142-4468?

There are 2 known substitutes for 3110-00-142-4468: 3110-00-034-5257, 5342-01-644-8229. Verify interchangeability with system specifications before substitution.

What are the specifications of KP6A?

Key specifications for KP6A: Standard Tolerance Designation: AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS; Outer Ring Width: 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN; Load Direction: RADIAL; Seal Quantity: 2. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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