PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20388Bearing Unit,plain

Alfa Laval Niagara Inc. · NSN 3130-00-715-8070 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-00-715-8070 — this item is cataloged by the U.S. Government under National Stock Number 3130-00-715-8070. Primary manufacturer part number: 20388.
Features
  • Bearing Unit,plain — FSC 3130
  • Housing Length: 1.5000 INCHES NOMINAL IN
  • Lubrication Fitting Angle From Horizontal Centerline: 90.0 DEGREES NOMINAL
  • Center to Center Distance Between Mounting Holes Along Width: 4.3750 INCHES NOMINAL IN
  • Mounting Hole Type: SLOTTED
  • Height From Bottom of Base to Bore Centerline: 1.5000 INCHES NOMINAL IN
  • Material: COPPER ALLOY BEARING
  • Style Designator: PILLOW BLOCK, SOLID
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Bearing construction
General Description

The Bearing Unit,plain, cataloged under National Stock Number 3130-00-715-8070, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Alfa Laval Niagara Inc.. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3130-00-715-8070
Primary Part Number20388
Item NameBearing Unit,plain
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerAlfa Laval Niagara Inc.
StatusACTIVE
Housing Length1.5000 INCHES NOMINAL IN
Lubrication Fitting Angle From Horizontal Centerline90.0 DEGREES NOMINAL
Center to Center Distance Between Mounting Holes Along Width4.3750 INCHES NOMINAL IN
Mounting Hole TypeSLOTTED
Height From Bottom of Base to Bore Centerline1.5000 INCHES NOMINAL IN
MaterialCOPPER ALLOY BEARING
Style DesignatorPILLOW BLOCK, SOLID
MaterialSTEEL CORROSION RESISTING HOUSING
Base Thickness0.4375 INCHES NOMINAL IN
Mounting Slot Length0.8750 INCHES NOMINAL IN
Features ProvidedREMOVABLE LINER
Alignment TypeSELF-ALIGNING
Housing Width5.3125 INCHES NOMINAL IN
Base Length0.9375 INCHES NOMINAL IN
Housing Height2.8125 INCHES NOMINAL IN
Mounting Slot Width0.3750 INCHES NOMINAL IN
Bore Diameter1.0000 INCHES NOMINAL IN
Lubrication Fitting TypeCUP
Lubrication MaterialOIL
Load Capability TypeRADIAL
Shaft End TypeOPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5365-00-035-454120388 INTERCHANGEABLE
Plug Retaining
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
3110-00-100-6155MS19059-2418 INTERCHANGEABLE
Ball,bearing
American Society for Testing and Materials Dba Astm International
5360-00-135-6449 INTERCHANGEABLE
Spring
5945-00-539-2955 INTERCHANGEABLE
Relay,electromagnetic
5995-01-062-4001365-41682 INTERCHANGEABLE
Wiring Harness,branched
Wheeler Fleet Solutions, Co.
6680-01-093-144541682 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
6105-01-155-497620388 INTERCHANGEABLE
Motor,alternating Current
Scott and Fetzer Co the Wayne Home Equipment Div
3040-01-315-335220388-1 INTERCHANGEABLE
Hub,body
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
Cross-Reference Index
Part NumberManufacturer
41682 Alfa Laval Niagara Inc. (USA)
20388 PRIMARY Alfa Laval Niagara Inc. (USA)
Related Parts
5365-00-035-4541INTERCHANGEABLE
PLUG RETAINING
20388
3110-00-100-6155INTERCHANGEABLE
BALL,BEARING
MS19059-2418
5360-00-135-6449INTERCHANGEABLE
SPRING
5945-00-539-2955INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5995-01-062-4001INTERCHANGEABLE
WIRING HARNESS,BRANCHED
365-41682
6680-01-093-1445INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
41682
6105-01-155-4976INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
20388
3040-01-315-3352INTERCHANGEABLE
HUB,BODY
20388-1

Frequently Asked Questions

What is NSN 3130-00-715-8070?

NSN 3130-00-715-8070 is a Bearing Unit,plain, manufactured by Alfa Laval Niagara Inc., classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-00-715-8070?

NSN 3130-00-715-8070 has 2 cross-referenced part numbers: 41682 (Alfa Laval Niagara Inc.), 20388 (Alfa Laval Niagara Inc.).

What NSN replaces 3130-00-715-8070?

There are 8 known substitutes for 3130-00-715-8070: 5365-00-035-4541, 3110-00-100-6155, 5360-00-135-6449 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20388?

Key specifications for 20388: Housing Length: 1.5000 INCHES NOMINAL IN; Lubrication Fitting Angle From Horizontal Centerline: 90.0 DEGREES NOMINAL; Center to Center Distance Between Mounting Holes Along Width: 4.3750 INCHES NOMINAL IN; Mounting Hole Type: SLOTTED. 21 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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