PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P343Bearing Unit,ball

Rexnord Industries, Llc Div Link-Belt Bearing Operation · NSN 3130-00-843-3620 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-00-843-3620 — this item is cataloged by the U.S. Government under National Stock Number 3130-00-843-3620. Primary manufacturer part number: P343.
Features
  • Bearing Unit,ball — FSC 3130
  • Features Provided: GROUND ROLLING ELEMENT GROOVE
  • Base Length: 4.2500 INCHES NOMINAL IN
  • Lubrication Fitting Angle From Horizontal Centerline: 45.0 DEGREES NOMINAL
  • Shaft End Type: OPEN
  • Alignment Type: SELF-ALIGNING
  • Lubrication Material: GREASE
  • Material: STEEL AND WOOL SEAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel and Wool Seal construction
General Description

The Bearing Unit,ball, cataloged under National Stock Number 3130-00-843-3620, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rexnord Industries, Llc Div Link-Belt Bearing Operation. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Cancelled.

Technical Specifications
ParameterValue
NSN3130-00-843-3620
Primary Part NumberP343
Item NameBearing Unit,ball
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerRexnord Industries, Llc Div Link-Belt Bearing Operation
StatusCANCELLED
Features ProvidedGROUND ROLLING ELEMENT GROOVE
Base Length4.2500 INCHES NOMINAL IN
Lubrication Fitting Angle From Horizontal Centerline45.0 DEGREES NOMINAL
Shaft End TypeOPEN
Alignment TypeSELF-ALIGNING
Lubrication MaterialGREASE
MaterialSTEEL AND WOOL SEAL
MaterialIRON CAST HOUSING
Style DesignatorPILLOW BLOCK, SOLID
Housing Width14.6250 INCHES NOMINAL IN
Center to Center Distance Between Mounting Holes Along Width11.8125 INCHES NOMINAL IN
Internal Fit-Up DesignationSTANDARD
Seal LocationBOTH ENDS
Base Thickness1.6250 INCHES NOMINAL IN
Height From Bottom of Base to Bore Centerline4.0000 INCHES NOMINAL IN
Mounting Slot Width0.9375 INCHES NOMINAL IN
Rolling Element Groove Quantity1
Seal TypeCONTACT
Block TypeFIXED
Bore Diameter2.6875 INCHES NOMINAL IN
Mounting Hole TypeSLOTTED
Assembly Overall Length4.2500 INCHES NOMINAL IN
Rotating Element Locking MethodDIRECT
Housing Height7.8750 INCHES NOMINAL IN
Load Capability TypeRADIAL AND THRUST
Mounting Slot Length1.5625 INCHES NOMINAL IN
Lubrication Fitting TypeHYDRAULIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-038-4317102682 INTERCHANGEABLE
Washer,flat
Linde Material Handling North America Corporation
5905-00-110-7622 INTERCHANGEABLE
Resistor,fixed,composition
5365-00-215-597510268-2 INTERCHANGEABLE
Spacer,ring
U.s. Pioneer, L.l.c.
2930-00-233-84858532 INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
4820-00-399-2643JMS-7613 INTERCHANGEABLE
Seat,valve
Clark-Reliance Llc
5305-00-638-0502MS35214-28 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5998-00-902-8693102498 INTERCHANGEABLE
Circuit Card Assembly
Drs Technologies Canada Ltd
5310-01-022-4225102498 INTERCHANGEABLE
Nut,plain,hexagon
Triumph Engine Control Systems Llc
5955-01-060-8424102682 INTERCHANGEABLE
Oscillator,crystal Controlled
Aimtron Systems, Llc
4320-01-198-0871VR-23 INTERCHANGEABLE
Follower,piston,pump
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
P343 PRIMARY Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA)
102682 Allianz Sweeper Company (USA)
P343 Gates Corporation (USA)
102498 Allianz Sweeper Company (USA)
P343/17C Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA)
Related Parts
5310-00-038-4317INTERCHANGEABLE
WASHER,FLAT
102682
5905-00-110-7622INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5365-00-215-5975INTERCHANGEABLE
SPACER,RING
10268-2
2930-00-233-8485INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8532
4820-00-399-2643INTERCHANGEABLE
SEAT,VALVE
JMS-7613
5305-00-638-0502INTERCHANGEABLE
SCREW,MACHINE
MS35214-28
5998-00-902-8693INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
102498
5310-01-022-4225INTERCHANGEABLE
NUT,PLAIN,HEXAGON
102498
5955-01-060-8424INTERCHANGEABLE
OSCILLATOR,CRYSTAL CONTROLLED
102682
4320-01-198-0871INTERCHANGEABLE
FOLLOWER,PISTON,PUMP
VR-23
6625-01-630-6276INTERCHANGEABLE
CASE,ELECTRICAL-ELECTRONIC TEST
102682
2940-01-631-3238INTERCHANGEABLE
FILTER,FLUID
P-3-4-3

Frequently Asked Questions

What is NSN 3130-00-843-3620?

NSN 3130-00-843-3620 is a Bearing Unit,ball, manufactured by Rexnord Industries, Llc Div Link-Belt Bearing Operation, classified under FSC 3130 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3130-00-843-3620?

NSN 3130-00-843-3620 has 5 cross-referenced part numbers: P343 (Rexnord Industries, Llc Div Link-Belt Bearing Operation), 102682 (Allianz Sweeper Company), P343 (Gates Corporation), 102498 (Allianz Sweeper Company), P343/17C (Rexnord Industries, Llc Div Link-Belt Bearing Operation).

What NSN replaces 3130-00-843-3620?

There are 12 known substitutes for 3130-00-843-3620: 5310-00-038-4317, 5905-00-110-7622, 5365-00-215-5975 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P343?

Key specifications for P343: Features Provided: GROUND ROLLING ELEMENT GROOVE; Base Length: 4.2500 INCHES NOMINAL IN; Lubrication Fitting Angle From Horizontal Centerline: 45.0 DEGREES NOMINAL; Shaft End Type: OPEN. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3130-00-843-3620 still in active supply?

NSN 3130-00-843-3620 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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