PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BB-18-43Bearing,ball,annular

Itw Food Equipment Group Llc Dba Hobart Service · NSN 3110-01-275-3405 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-275-3405 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-275-3405. Primary manufacturer part number: BB-18-43.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: RUBBER SEAL
  • Material: STEEL INNER RING
  • Material: STEEL RETAINER
  • Surface Finish: GROUND
  • Bearing Seal Type: CONTACT
  • Load Direction: RADIAL
  • Standard Tolerance Designation: ABEC NO.1
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Seal construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-275-3405, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Itw Food Equipment Group Llc Dba Hobart Service. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN3110-01-275-3405
Primary Part NumberBB-18-43
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerItw Food Equipment Group Llc Dba Hobart Service
StatusACTIVE
MaterialRUBBER SEAL
MaterialSTEEL INNER RING
MaterialSTEEL RETAINER
Surface FinishGROUND
Bearing Seal TypeCONTACT
Load DirectionRADIAL
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Retainer Fabrication MethodPRESSED
Seal Quantity1
Alignment TypeRIGID
Lubrication MaterialGREASE
MaterialSTEEL OUTER RING
MaterialSTEEL BALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Lubrication Material Document and ClassificationMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
Bore Diameter20.0 MILLIMETERS NOMINAL MM
Overall Outside Diameter47.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5970-00-322-66559204 INTERCHANGEABLE
Insulator,bushing
Te Connectivity Corporation
2825-00-446-93219204 INTERCHANGEABLE
Bushing with Pin
Northrop Grumman Systems Corporation Div Marine Systems
4820-00-480-179821324 INTERCHANGEABLE
Valve,expansion
Schneider Metal Mfg Co Inc Ross Temp Div
9540-00-595-8624 INTERCHANGEABLE
Angle,structural
5945-00-602-4009C-4088 INTERCHANGEABLE
Relay,electromagnetic
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
6145-00-661-0191 INTERCHANGEABLE
Cable,radio Frequency
4920-01-016-30609-204 INTERCHANGEABLE
Power Monitor
Automation Products Group, Inc.
7035-01-110-5739 INTERCHANGEABLE
Carrying Case,modul
5963-01-134-98905196430 INTERCHANGEABLE
Electronic Module,standardized
Naval Sea Systems Command
5950-01-135-6818 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
6204-LU5C N T N Bearing Corp of America (USA)
BB-18-43 PRIMARY Itw Food Equipment Group Llc Dba Hobart Service (USA)
9204 Hoover Group Inc Ball and Roller Div (USA)
Related Parts
5970-00-322-6655INTERCHANGEABLE
INSULATOR,BUSHING
9204
2825-00-446-9321INTERCHANGEABLE
BUSHING WITH PIN
9204
4820-00-480-1798INTERCHANGEABLE
VALVE,EXPANSION
21324
9540-00-595-8624INTERCHANGEABLE
ANGLE,STRUCTURAL
5945-00-602-4009INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
C-4088
6145-00-661-0191INTERCHANGEABLE
CABLE,RADIO FREQUENCY
4920-01-016-3060INTERCHANGEABLE
POWER MONITOR
9-204
7035-01-110-5739INTERCHANGEABLE
CARRYING CASE,MODUL
5963-01-134-9890INTERCHANGEABLE
ELECTRONIC MODULE,STANDARDIZED
5196430
5950-01-135-6818INTERCHANGEABLE
COIL,RADIO FREQUENCY
6510-01-351-3593INTERCHANGEABLE
DRESSING,HYDROCOLLOID
4235-01-391-3110INTERCHANGEABLE
SPILL CLEAN-UP KIT,HAZARDOUS MAT
SK55

Frequently Asked Questions

What is NSN 3110-01-275-3405?

NSN 3110-01-275-3405 is a Bearing,ball,annular, manufactured by Itw Food Equipment Group Llc Dba Hobart Service, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-275-3405?

NSN 3110-01-275-3405 has 3 cross-referenced part numbers: 6204-LU5C (N T N Bearing Corp of America), BB-18-43 (Itw Food Equipment Group Llc Dba Hobart Service), 9204 (Hoover Group Inc Ball and Roller Div).

What NSN replaces 3110-01-275-3405?

There are 12 known substitutes for 3110-01-275-3405: 5970-00-322-6655, 2825-00-446-9321, 4820-00-480-1798 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BB-18-43?

Key specifications for BB-18-43: Material: RUBBER SEAL; Material: STEEL INNER RING; Material: STEEL RETAINER; Surface Finish: GROUND. 20 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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