PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4802669-4Bearing Unit,plain

Kalmar AC Inc · NSN 3130-00-133-6791 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-00-133-6791 — this item is cataloged by the U.S. Government under National Stock Number 3130-00-133-6791. Primary manufacturer part number: 4802669-4.
Features
  • Bearing Unit,plain — FSC 3130
  • Load Capability Type: RADIAL
  • Housing Length: 0.563 INCHES NOMINAL IN
  • Bolt Circle Diameter: 1.750 INCHES NOMINAL IN
  • Mounting Hole Type: ROUND, UNTHREADED
  • Material: PLASTIC POLYAMIDE NYLON BEARING
  • Flange Thickness: 0.063 INCHES NOMINAL IN
  • Alignment Type: SELF-ALIGNING
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Plastic Polyamide Nylon Bearing construction
General Description

The Bearing Unit,plain, cataloged under National Stock Number 3130-00-133-6791, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Kalmar AC Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3130-00-133-6791
Primary Part Number4802669-4
Item NameBearing Unit,plain
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerKalmar AC Inc
StatusCANCELLED
Load Capability TypeRADIAL
Housing Length0.563 INCHES NOMINAL IN
Bolt Circle Diameter1.750 INCHES NOMINAL IN
Mounting Hole TypeROUND, UNTHREADED
MaterialPLASTIC POLYAMIDE NYLON BEARING
Flange Thickness0.063 INCHES NOMINAL IN
Alignment TypeSELF-ALIGNING
MaterialSTEEL HOUSING
Overall Outside Diameter2.938 INCHES NOMINAL IN
Assembly Overall Length0.563 INCHES NOMINAL IN
Mounting Hole Diameter0.281 INCHES NOMINAL IN
Style DesignatorFLANGE BLOCK
Bore Diameter0.5000 INCHES NOMINAL IN
Housing Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5905-00-125-7568 INTERCHANGEABLE
Resistor,fixed,wire Wound
3110-00-159-1335 INTERCHANGEABLE
Ring,bearing,inner
3040-01-148-5048FSN-8 INTERCHANGEABLE
Bracket,eye,rotating Shaft
Kalmar AC Inc
5962-01-171-7451932883-595 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
6515-01-266-442200-0191-018-00 INTERCHANGEABLE
Wire,bone
Zimmer, Inc. Dba Z Hotel
Cross-Reference Index
Part NumberManufacturer
FMN8 Velvac Inc (USA)
FMN8 Triangle Manufacturing Co (USA)
4802669-4 PRIMARY Kalmar AC Inc (USA)
4802669 Kalmar AC Inc (USA)
19118 Clayton Manufacturing Company (USA)
047585 Bgw Systems Inc (USA)
FMN8 Allis-Chalmers Corp (USA)
Related Parts
5905-00-125-7568INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
3110-00-159-1335INTERCHANGEABLE
RING,BEARING,INNER
3040-01-148-5048INTERCHANGEABLE
BRACKET,EYE,ROTATING SHAFT
FSN-8
5962-01-171-7451INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932883-595
6515-01-266-4422INTERCHANGEABLE
WIRE,BONE
00-0191-018-00

Frequently Asked Questions

What is NSN 3130-00-133-6791?

NSN 3130-00-133-6791 is a Bearing Unit,plain, manufactured by Kalmar AC Inc, classified under FSC 3130 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3130-00-133-6791?

NSN 3130-00-133-6791 has 7 cross-referenced part numbers: FMN8 (Velvac Inc), FMN8 (Triangle Manufacturing Co), 4802669-4 (Kalmar AC Inc), 4802669 (Kalmar AC Inc), 19118 (Clayton Manufacturing Company) and 2 more.

What NSN replaces 3130-00-133-6791?

There are 5 known substitutes for 3130-00-133-6791: 5905-00-125-7568, 3110-00-159-1335, 3040-01-148-5048 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4802669-4?

Key specifications for 4802669-4: Load Capability Type: RADIAL; Housing Length: 0.563 INCHES NOMINAL IN; Bolt Circle Diameter: 1.750 INCHES NOMINAL IN; Mounting Hole Type: ROUND, UNTHREADED. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3130-00-133-6791 still in active supply?

NSN 3130-00-133-6791 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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