PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

38KLL2FS381ABearing,ball,annular

Rbc Aircraft Products, Inc. · NSN 3110-00-156-3401 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-3401 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-3401. Primary manufacturer part number: 38KLL2FS381A.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 8.00 MILLIMETERS NOMINAL MM
  • Load Direction: RADIAL
  • Bearing Seal Type: CONTACT
  • Standard Tolerance Designation: ABEC NO.1
  • Lubrication Material: GREASE
  • Seal Quantity: 2
  • Lubrication Material Document and Classification: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Outer Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-156-3401, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rbc Aircraft Products, Inc.. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-156-3401
Primary Part Number38KLL2FS381A
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRbc Aircraft Products, Inc.
StatusACTIVE
Bore Diameter8.00 MILLIMETERS NOMINAL MM
Load DirectionRADIAL
Bearing Seal TypeCONTACT
Standard Tolerance DesignationABEC NO.1
Lubrication MaterialGREASE
Seal Quantity2
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Internal Fit-Up DesignationSTANDARD
Bore ShapeSTRAIGHT
Outer Ring Width0.3150 INCHES NOMINAL IN
Inner Ring Width0.4970 INCHES NOMINAL IN
Surface FinishGROUND
MaterialSTEEL OUTER RING
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL BALL
MaterialSTEEL INNER RING
MaterialSTEEL OR STEEL CORROSION RESISTING RETAINER
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter22.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4730-00-278-37258395454 INTERCHANGEABLE
Nipple,pipe
U S Army Tank Automotive Command Amsta-Im-Mm
5910-00-280-6018LK30-304B INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Plastic Capacitors Inc
5940-00-689-5181 INTERCHANGEABLE
Terminal,stud
4730-00-976-9915561534 INTERCHANGEABLE
Coupling,pipe
Hamilton Sundstrand Corporation Dba Collins Aerospace
7045-01-354-3517 INTERCHANGEABLE
Tape,electronic Data Processing
4730-01-442-34273/8FF-S INTERCHANGEABLE
Nipple,pipe
Bromma, Inc.
6520-01-574-049388038 INTERCHANGEABLE
Band,matrix,dental
Danville Materials, Inc. Div Danville Materials Inc.
4720-01-614-9525121724 INTERCHANGEABLE
Hose Assembly,nonmetallic
Wiggins Lift Co Inc
Cross-Reference Index
Part NumberManufacturer
8BCD082JHH Allied Research and Development Corp (USA)
481851 Terex American Crane Corp (USA)
88038 Fag Bearings Corporation (USA)
88038 General Motors Corp (USA)
38FFS Skf Usa Inc. (USA)
38KLL2 Timken Co Div the Timken Company (USA)
954248 General Motors Corp (USA)
88038 Cav Aerospace Limited (GBR)
88038CE1SA2 Nsk Corp Bearing Div (USA)
38KLL2FS381A Timken Co Div the Timken Company (USA)
88038 General Motors Corp Delco Moraine Ndh Div (USA)
481851 American Hoist and Derrick Co
561534 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
38LL2 Timken Co Div the Timken Company (USA)
1217-24 Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations (USA)
38KLL2FS381A PRIMARY Rbc Aircraft Products, Inc. (USA)
Related Parts
4730-00-278-3725INTERCHANGEABLE
NIPPLE,PIPE
8395454
5910-00-280-6018INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
LK30-304B
5940-00-689-5181INTERCHANGEABLE
TERMINAL,STUD
4730-00-976-9915INTERCHANGEABLE
COUPLING,PIPE
561534
7045-01-354-3517INTERCHANGEABLE
TAPE,ELECTRONIC DATA PROCESSING
4730-01-442-3427INTERCHANGEABLE
NIPPLE,PIPE
3/8FF-S
6520-01-574-0493INTERCHANGEABLE
BAND,MATRIX,DENTAL
88038
4720-01-614-9525INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
121724

Frequently Asked Questions

What is NSN 3110-00-156-3401?

NSN 3110-00-156-3401 is a Bearing,ball,annular, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-3401?

NSN 3110-00-156-3401 has 16 cross-referenced part numbers: 8BCD082JHH (Allied Research and Development Corp), 481851 (Terex American Crane Corp), 88038 (Fag Bearings Corporation), 88038 (General Motors Corp), 38FFS (Skf Usa Inc.) and 11 more.

What NSN replaces 3110-00-156-3401?

There are 8 known substitutes for 3110-00-156-3401: 4730-00-278-3725, 5910-00-280-6018, 5940-00-689-5181 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 38KLL2FS381A?

Key specifications for 38KLL2FS381A: Bore Diameter: 8.00 MILLIMETERS NOMINAL MM; Load Direction: RADIAL; Bearing Seal Type: CONTACT; Standard Tolerance Designation: ABEC NO.1. 19 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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