RHPNP1-3/4Two-Bolt Pillow Block Unit – 1-3/4 in Bore, Cast Iron, Set-Screw Locking

Product Description

What this part is:

RHP Self-Lube NP1-3/4 mounted ball bearing unit. Housing Style: Two-Bolt Pillow Block, cast iron, one piece. Bore / Shaft Size: 1-3/4 in (44.45 mm). Locking Method: Two knurled cup-point set screws in the extended inner ring. Series: NP, normal duty. Unit Quantity: 1 Pc.

Specifications:

Design Units: Inch. Housing Material: Cast Iron. Insert Series: RHP 1000G. Rolling Elements: Balls. Cage Type: Two-piece riveted metal cage. Cage Material: Pressed Steel. Seal Type: Single lip seal, nitrile rubber moulded lip bonded to a steel pressing secured in the outer ring. Insert Outer Ring: Spherical seating. Lubricant: grease. Relubrication: Grease nipple fitted to the housing as standard. Operating Temperature Range: -20 to +110 °C on the standard mineral oil / lithium soap grease. Inner and outer rings are through-hardened high quality steel with super-finished raceways.

Dimensions and mounting:

Two-bolt pillow block base. Bolt Hole Centres: 140.5 to 154.5 mm across the slot range. Base to Shaft Centre Height: 54.0 mm. Housing Length: 190.5 mm. Overall Height: 108.0 mm. Dowel pin positions are cast into the base. The spherical outer seating lets the insert swivel in the housing.

Compatibility and replacement:

Replacement Insert: RHP 1000G series. The insert lifts out of the housing, so the housing and the insert are separate items within the Self-Lube range. Part Number: NP1-3/4. MPN Variants: NP1-3/4, NP 1-3/4, NP1.3/4, NP-1.3/4, NP1 3/4.

Frequently asked questions:

What is the bore size of the RHP NP1-3/4?

1-3/4 in (44.45 mm).

What type of housing does it have?

A cast iron two-bolt pillow block.

How is the shaft locked?

Two knurled cup-point set screws in the extended inner ring.