PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A4812Bearing,ball,linear Motion

Thomson Industries Inc · NSN 3110-00-227-2597 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-227-2597 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-227-2597. Primary manufacturer part number: A4812.
Features
  • Bearing,ball,linear Motion — FSC 3110
  • Material: STEEL SLEEVE
  • Material: STEEL BALL
  • Outside Diameter: 0.4996 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
  • Working Bore Diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
  • 10 verified cross-references
  • Primary manufacturer: Thomson Industries Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Sleeve construction
General Description

The Bearing,ball,linear Motion, cataloged under National Stock Number 3110-00-227-2597, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Thomson Industries Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-227-2597
Primary Part NumberA4812
Item NameBearing,ball,linear Motion
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThomson Industries Inc
StatusACTIVE
MaterialSTEEL SLEEVE
MaterialSTEEL BALL
Outside Diameter0.4996 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
Working Bore Diameter0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-155-9145 INTERCHANGEABLE
Bearing,ball,thrust
5120-00-189-29925120-00-189-2992 INTERCHANGEABLE
Key,socket Head Screw
General Services Administration Federal Supply Service
5985-00-201-3680L4 INTERCHANGEABLE
Attenuator,variable
Yosemite Investment Inc Dba North American Capacitor Co
4730-00-289-4858A-4812 INTERCHANGEABLE
Elbow,pipe to Tube
Mueller Brass Co.
2530-00-359-0276FC1331 INTERCHANGEABLE
Boot,vehicular Components
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
4820-00-460-2412 INTERCHANGEABLE
Valve,globe
5120-00-618-8981L4 INTERCHANGEABLE
Tacker
Markwell Mfg Co Inc
5365-00-629-72737762603 INTERCHANGEABLE
Bushing,nonmetallic
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-641-20690S528 INTERCHANGEABLE
Seal,plain Encased
Hoist Liftruck Mfg Inc
5340-00-821-85581004A INTERCHANGEABLE
Key Blank
Ilco Unican Corp Dba Wolf Sales
Cross-Reference Index
Part NumberManufacturer
2409-794439ALTBPC42 Naval Ship Systems Command (USA)
2200-3107507ALT1PC492 Naval Ship Systems Command (USA)
271142CPCALL Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
F133-1 Bae Systems Information and Electronic Systems Integration Inc. (USA)
271142 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
A4812 PRIMARY Thomson Industries Inc (USA)
7406191P1 General Electric Company (USA)
66976ALT1PC492 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
963394-1 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
L4 Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
Related Parts
3110-00-155-9145INTERCHANGEABLE
BEARING,BALL,THRUST
5120-00-189-2992INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-189-2992
5985-00-201-3680INTERCHANGEABLE
ATTENUATOR,VARIABLE
L4
4730-00-289-4858INTERCHANGEABLE
ELBOW,PIPE TO TUBE
A-4812
2530-00-359-0276INTERCHANGEABLE
BOOT,VEHICULAR COMPONENTS
FC1331
4820-00-460-2412INTERCHANGEABLE
VALVE,GLOBE
5120-00-618-8981INTERCHANGEABLE
TACKER
L4
5365-00-629-7273INTERCHANGEABLE
BUSHING,NONMETALLIC
7762603
5330-00-641-2069INTERCHANGEABLE
SEAL,PLAIN ENCASED
0S528
5340-00-821-8558INTERCHANGEABLE
KEY BLANK
1004A
2940-00-892-6214INTERCHANGEABLE
FILTER ELEMENT,FLUID
104397A
5330-01-231-4011INTERCHANGEABLE
GASKET
L4

Frequently Asked Questions

What is NSN 3110-00-227-2597?

NSN 3110-00-227-2597 is a Bearing,ball,linear Motion, manufactured by Thomson Industries Inc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-227-2597?

NSN 3110-00-227-2597 has 10 cross-referenced part numbers: 2409-794439ALTBPC42 (Naval Ship Systems Command), 2200-3107507ALT1PC492 (Naval Ship Systems Command), 271142CPCALL (Lockheed Martin Corporation Div Rms - Mitchel Field), F133-1 (Bae Systems Information and Electronic Systems Integration Inc.), 271142 (Lockheed Martin Corporation Div Rms - Mitchel Field) and 5 more.

What NSN replaces 3110-00-227-2597?

There are 12 known substitutes for 3110-00-227-2597: 3110-00-155-9145, 5120-00-189-2992, 5985-00-201-3680 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A4812?

Key specifications for A4812: Material: STEEL SLEEVE; Material: STEEL BALL; Outside Diameter: 0.4996 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN; Overall Length: 0.7400 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN. 5 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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