PB250NX1 3/8

PB250N Series Nickel Plated Pillow Block

Item #101033018

Cast Iron - Nickel Plated

Regreasable

Contact Seals

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Auto Replenish

each One-time purchase

Product Details

Molded glass fiber reinforced polyamide retainer
Grade 10 balls
Races and balls are 52100 steel, hardened, ground, and honed for quiet operation
Slotted bolt holes
Rugged cast iron or Hub-Alloy® housing
Zone-hardened inner race
Prelubricated with high quality lithium grease. 1/4-28 Zerk fitting provided to allow for relube
Choice of narrow or wide inner race, setscrew locking or eccentric collar locking, normal-duty, or medium-duty bearings
Knurled cup point setscrews at 120° to minimize inner ring distortion
Recessed housing base to accommodate uneven mounting surfaces
Spherical outer race to allow up to 1.5° misalignment
All bearings have single lip Nitrile rubber seals with steel trash guard
Steel fingers are standard on wide inner race bearings only

Specifications

Lubrication	Relubricatable
Insert Type	Steel Insert
Temperature Range [Min]	-25 °F
Bolt Holes	2
Housing Width	1 7/8 in
Shaft Dia.	1.375 in
Bolt Hole Spacing	5 3/32 in
Pillow Block Type	Thru-Bolt
Housing Material	Cast Iron - Nickel Plated
Bolt Hole Spacing Range [Min]	4 11/16 in
Length Through Bore	1.378 in
Misalignment Range	±1 1/2°
Inch/Metric	Inch Bore
Locking Device	Setscrew Locking Collar
Housing Height	3 5/8 in
Seal Type	Contact Seals
Bolt Hole Spacing Range [Max]	5 1/2 in
Base Height	5/8 in
Temperature Range [Max]	225 °F
Base Length	6 3/4 in
End Type	Open End
Bearing Insert	B250X1 3/8
Housing Construction	1 Piece
Bearing Design	Non-Expansion
Base Width	1 7/8 in
Bolt Size	1/2 in
Bearing Type	Ball Bearing
Series	PB250N
Center of Bearing to Front of Inner Ring	1.004 in
Overall Width	1 15/16 in
Mounted Unit Duty	Normal-Duty
Collar O.D.	1.815 in
Weight	4.0 LB
EAN or UPC	662798249445