PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8A1PS934Bearing Unit,ball

Neac Compressor Service Usa Inc · NSN 3130-00-791-7906 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-00-791-7906 — this item is cataloged by the U.S. Government under National Stock Number 3130-00-791-7906. Primary manufacturer part number: 8A1PS934.
Features
  • Bearing Unit,ball — FSC 3130
  • Material: RUBBER SEAL
  • Material: STEEL BEARING
  • Material: IRON CAST HOUSING
  • Bore Diameter: 2.1875 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Neac Compressor Service Usa Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Seal construction
General Description

The Bearing Unit,ball, cataloged under National Stock Number 3130-00-791-7906, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Neac Compressor Service Usa Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3130-00-791-7906
Primary Part Number8A1PS934
Item NameBearing Unit,ball
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerNeac Compressor Service Usa Inc
StatusACTIVE
MaterialRUBBER SEAL
MaterialSTEEL BEARING
MaterialIRON CAST HOUSING
Bore Diameter2.1875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5120-00-203-4804 INTERCHANGEABLE
Wrench,open End
2805-00-301-2940AG31 INTERCHANGEABLE
Rotor,engine Poppet Valve
Wisconsin Motors, Llc
5360-00-302-086628048 INTERCHANGEABLE
Spring,helical,compression
Parker-Hannifin Corporation
6640-00-328-9001 INTERCHANGEABLE
Hood,fume,laboratory
6680-00-403-9181LS-28048 INTERCHANGEABLE
Switch,liquid Level
Setra Systems, Inc. Dba Gems Sensors
5950-01-015-0084 INTERCHANGEABLE
Coil,radio Frequency
2910-01-725-834528048 INTERCHANGEABLE
Cap,filler Opening
Mgs Inc Div Defense Mobility Solutions
Cross-Reference Index
Part NumberManufacturer
9A1PS934 Chicago Pneumatic Tool Co (USA)
8A1PS934 Chicago Pneumatic Tool Co (USA)
28048 Young Touchstone Company Div Young Touchstone (USA)
8A1PS934 PRIMARY Neac Compressor Service Usa Inc (USA)
Related Parts
5120-00-203-4804INTERCHANGEABLE
WRENCH,OPEN END
2805-00-301-2940INTERCHANGEABLE
ROTOR,ENGINE POPPET VALVE
AG31
5360-00-302-0866INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
28048
6640-00-328-9001INTERCHANGEABLE
HOOD,FUME,LABORATORY
6680-00-403-9181INTERCHANGEABLE
SWITCH,LIQUID LEVEL
LS-28048
5950-01-015-0084INTERCHANGEABLE
COIL,RADIO FREQUENCY
2910-01-725-8345INTERCHANGEABLE
CAP,FILLER OPENING
28048

Frequently Asked Questions

What is NSN 3130-00-791-7906?

NSN 3130-00-791-7906 is a Bearing Unit,ball, manufactured by Neac Compressor Service Usa Inc, classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-00-791-7906?

NSN 3130-00-791-7906 has 4 cross-referenced part numbers: 9A1PS934 (Chicago Pneumatic Tool Co), 8A1PS934 (Chicago Pneumatic Tool Co), 28048 (Young Touchstone Company Div Young Touchstone), 8A1PS934 (Neac Compressor Service Usa Inc).

What NSN replaces 3130-00-791-7906?

There are 7 known substitutes for 3130-00-791-7906: 5120-00-203-4804, 2805-00-301-2940, 5360-00-302-0866 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8A1PS934?

Key specifications for 8A1PS934: Material: RUBBER SEAL; Material: STEEL BEARING; Material: IRON CAST HOUSING; Bore Diameter: 2.1875 INCHES NOMINAL IN. 4 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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