PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

314891-1Bearing Unit,ball

Naval Air Warfare Center Aircraft Division Joint Base Jbmdl · NSN 3130-01-667-7693 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-01-667-7693 — this item is cataloged by the U.S. Government under National Stock Number 3130-01-667-7693. Primary manufacturer part number: 314891-1.
Features
  • Bearing Unit,ball — FSC 3130
  • Style Designator: PILLOW BLOCK, SOLID
  • Housing Height: 4.50 INCHES MAXIMUM IN
  • Bore Diameter: 1.7500 INCHES MINIMUM AND 1.7505 INCHES MAXIMUM IN
  • Mounting Hole Width: 5.625 INCHES NOMINAL IN
  • Housing Width: 1.938 INCHES MINIMUM AND 2.062 INCHES MAXIMUM IN
  • Housing Length: 7.50 INCHES MAXIMUM IN
  • Block Type: FIXED
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Iron Housing construction
General Description

The Bearing Unit,ball, cataloged under National Stock Number 3130-01-667-7693, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Air Warfare Center Aircraft Division Joint Base Jbmdl. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3130-01-667-7693
Primary Part Number314891-1
Item NameBearing Unit,ball
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerNaval Air Warfare Center Aircraft Division Joint Base Jbmdl
StatusACTIVE
Style DesignatorPILLOW BLOCK, SOLID
Housing Height4.50 INCHES MAXIMUM IN
Bore Diameter1.7500 INCHES MINIMUM AND 1.7505 INCHES MAXIMUM IN
Mounting Hole Width5.625 INCHES NOMINAL IN
Housing Width1.938 INCHES MINIMUM AND 2.062 INCHES MAXIMUM IN
Housing Length7.50 INCHES MAXIMUM IN
Block TypeFIXED
Mounting Hole Diameter0.781 INCHES NOMINAL IN
MaterialIRON HOUSING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-00-050-169816793781-001 INTERCHANGEABLE
Adapter,connector
Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services
6130-01-354-639631-4891-1 INTERCHANGEABLE
Power Supply
Grimes Aerospace Company
Cross-Reference Index
Part NumberManufacturer
314891-1 PRIMARY Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
Related Parts
5935-00-050-1698INTERCHANGEABLE
ADAPTER,CONNECTOR
16793781-001
6130-01-354-6396INTERCHANGEABLE
POWER SUPPLY
31-4891-1

Frequently Asked Questions

What is NSN 3130-01-667-7693?

NSN 3130-01-667-7693 is a Bearing Unit,ball, manufactured by Naval Air Warfare Center Aircraft Division Joint Base Jbmdl, classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-01-667-7693?

NSN 3130-01-667-7693 has 1 cross-referenced part number: 314891-1 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl).

What NSN replaces 3130-01-667-7693?

There are 2 known substitutes for 3130-01-667-7693: 5935-00-050-1698, 6130-01-354-6396. Verify interchangeability with system specifications before substitution.

What are the specifications of 314891-1?

Key specifications for 314891-1: Style Designator: PILLOW BLOCK, SOLID; Housing Height: 4.50 INCHES MAXIMUM IN; Bore Diameter: 1.7500 INCHES MINIMUM AND 1.7505 INCHES MAXIMUM IN; Mounting Hole Width: 5.625 INCHES NOMINAL IN. 9 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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