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Worldwide distributor of NSN parts and consumables located in the USA.

Ball Bearing Unit

Model / MPN: SPB-20-OPN-MODIFIED | NSN: 3130-01-318-2101
ITAR Registered seal

An assembled unit, composed of a housing incorporating a single or multiple row ball bearin (s) , designed to meet various or specific conditions of mounting.

Product Details
NATO Stock Number
3130-01-318-2101
Sold in multiples of
1 EA
DEMIL
NO
Mounting Hole Diameter
Between 0.203 inches and 0.235 inches
Bore Diameter
1.2500 inches
Base Thickness
Between 0.407 inches and 0.469 inches
Center To Center Distance Between Mounting Holes Along Width
Between 3.490 inches and 3.510 inches
Center To Center Distance Between Mounting Holes Along Length
Between 1.990 inches and 2.010 inches
Housing Height
Between 2.500 inches and 2.624 inches
Housing Length
Between 3.250 inches and 3.500 inches
Housing Width
Between 3.938 inches and 4.062 inches
Lubrication Fitting Type
Self lubricated
Alignment Type
Self-aligning
Internal Fit-up Designation
Standard
Seal Type
Contact
Block Type
Fixed
Shaft End Type
Open
Seal Location
Both ends
Load Capability Type
Radial and thrust
Height From Bottom Of Base To Bore Centerline
Between 1.497 inches and 1.503 inches
Mounting Hole Type
Round, unthreaded
Material
Aluminum alloy 6061 housing
Material
Rubber synthetic seal
Material
Steel bearing
Surface Treatment
Plastic polyurethane
Surface Treatment Specification
Mil-c-83286 military specification single treatment response
Style Designator
Pillow block, open, adjustable diameter
SPB20 Series Parts

Pricing and Availability

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SPB-20-OPN-MODIFIED Cross Reference
  • 4080-58022-001
  • 4080-58022-001
  • 4080-58022-001