We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

SEALMASTER Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 7/8 in Shaft Ht - General Purpose Pillow Block Ball Bearings
SEALMASTERGeneral Purpose Pillow Block Ball Bearings

SEALMASTER Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 7/8 in Shaft Ht

The SEALMASTER NP-20 is a general purpose pillow block ball bearing with a 1 1/4 in bore, designed for inch-system applications. This cast-iron unit features set-screw locking and a 1 7/8 in shaft height, with a 1/2…

SKU 3G-OTH-106370

Also listed as: NP20 · NP 20

Brand
SEALMASTER
Item
Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 7/8 in Shaft Ht
Category
General Purpose Pillow Block Ball Bearings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SEALMASTER
Manufacturer Part Number
NP-20
Type
Cast Iron, Set Screws, NP-20
Shaft Ht
1 7/8 in
Mounting Bolt Size
1/2 in
System of Measurement
Inch

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

SEALMASTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SEALMASTER NP-20 is a general purpose pillow block ball bearing with a 1 1/4 in bore, designed for inch-system applications. This cast-iron unit features set-screw locking and a 1 7/8 in shaft height, with a 1/2 in mounting bolt size. It is manufactured by SEALMASTER under part number NP-20.

Frequently Asked Questions

What is a SEALMASTER NP-20 pillow block bearing used for?

The SEALMASTER NP-20 is a general purpose pillow block ball bearing used to support rotating shafts in industrial machinery. It is ideal for conveyors, fans, and material handling equipment where a 1 1/4 in bore and inch-system mounting are required.

What are the specifications of the SEALMASTER NP-20 pillow block bearing?

The SEALMASTER NP-20 has a 1 1/4 in bore, cast iron housing with set-screw locking, a 1 7/8 in shaft height, and a 1/2 in mounting bolt size. It is an inch-system unit manufactured by SEALMASTER under part number NP-20.

Where to buy a SEALMASTER NP-20 pillow block bearing worldwide?

3G Electric supplies the SEALMASTER NP-20 pillow block bearing worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install a SEALMASTER NP-20 pillow block bearing?

To install the SEALMASTER NP-20, ensure the shaft is clean and the bearing bore aligns with the 1 1/4 in shaft. Tighten the set screws evenly to the manufacturer's torque specification. Use the 1/2 in mounting bolts to secure the base to a flat support surface.

Used in

Common applications for SEALMASTER
Conveyor systems — SEALMASTER NP series pillow block bearings for belt conveyor idler shafts
Material handling fans — SEALMASTER SFT series flange bearings for fan housing mounting
Pump drives — SEALMASTER MP series medium-duty pillow blocks for pump shaft support
Agricultural equipment — SEALMASTER ER series insert bearings in auger and elevator assemblies
Packaging machinery — SEALMASTER NPL low-base pillow blocks for compact conveyor sections
Industrial blowers — SEALMASTER SFT-23 flange bearing for blower shaft end support

SEALMASTER Products

3G Electric supplies SEALMASTER general purpose pillow block ball bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
SEALMASTER Pillow Block Bearing: 4 in Bore, Cast Iron, Set Screws, 5 in Shaft Ht, 17 in Overall Lg (MPN MP-64)
SEALMASTER
SEALMASTER Pillow Block Bearing: 4 in Bore, Cast Iron, Set Screws, 5 in Shaft Ht, 17 in Overall Lg (MPN MP-64)
SEALMASTER 4 Bolt Flange Bearing: Radial Ball, 1 3/16 in Bore, Cast Iron, Set Screws, 4 1/4 in Lg (MPN SF-19)
SEALMASTER
SEALMASTER 4 Bolt Flange Bearing: Radial Ball, 1 3/16 in Bore, Cast Iron, Set Screws, 4 1/4 in Lg (MPN SF-19)
MOLINE BEARING Pillow Block Bearing: 2 7/16 in Bore, Spherical Roller Bearing, Cast Iron, 2 Holes (MPN 19621207)
MOLINE BEARING
MOLINE BEARING Pillow Block Bearing: 2 7/16 in Bore, Spherical Roller Bearing, Cast Iron, 2 Holes (MPN 19621207)
MOLINE BEARING Pillow Block Bearing: 1 7/16 in Bore, Spherical Roller Bearing, Cast Iron, 2 Holes (MPN 19721107)
MOLINE BEARING
MOLINE BEARING Pillow Block Bearing: 1 7/16 in Bore, Spherical Roller Bearing, Cast Iron, 2 Holes (MPN 19721107)
Sleeve Bearing: Bronze, SAE 841, 20 mm Bore, 24 mm OD, 16 mm Lg, 49,938 lb/sq in-fpm Max PV, 10 PK (MPN AAM2024-16B)
OILITE
Sleeve Bearing: Bronze, SAE 841, 20 mm Bore, 24 mm OD, 16 mm Lg, 49,938 lb/sq in-fpm Max PV, 10 PK (MPN AAM2024-16B)
Sleeve Bearing: Bronze, SAE 841, 12 mm Bore, 16 mm OD, 25 mm Lg, 49,938 lb/sq in-fpm Max PV, 10 PK (MPN AAM1216-25B)
OILITE
Sleeve Bearing: Bronze, SAE 841, 12 mm Bore, 16 mm OD, 25 mm Lg, 49,938 lb/sq in-fpm Max PV, 10 PK (MPN AAM1216-25B)

More from SEALMASTER

View all SEALMASTER parts
SEALMASTER Pillow Block Bearing: 1 1/2 in Bore, Cast Iron, Set Screws, 1 15/16 in Shaft Ht (MPN NP-24)
SEALMASTER
SEALMASTER Pillow Block Bearing: 1 1/2 in Bore, Cast Iron, Set Screws, 1 15/16 in Shaft Ht (MPN NP-24)
SEALMASTER Pillow Block Bearing: 1 9/16 in Bore, Cast Iron, Set Screws, 1 15/16 in Shaft Ht (MPN NP-25)
SEALMASTER
SEALMASTER Pillow Block Bearing: 1 9/16 in Bore, Cast Iron, Set Screws, 1 15/16 in Shaft Ht (MPN NP-25)
SEALMASTER Pillow Block Bearing: 2 3/16 in Bore, Cast Iron, Set Screws, 2 1/2 in Shaft Ht (MPN NP-35)
SEALMASTER
SEALMASTER Pillow Block Bearing: 2 3/16 in Bore, Cast Iron, Set Screws, 2 1/2 in Shaft Ht (MPN NP-35)
SEALMASTER Pillow Block Bearing: 1 13/16 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht (MPN NP-29)
SEALMASTER
SEALMASTER Pillow Block Bearing: 1 13/16 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht (MPN NP-29)
SEALMASTER Pillow Block Bearing: 2 7/8 in Bore, Cast Iron, Set Screws, 3 1/2 in Shaft Ht, 2,450 RPM (MPN NP-46)
SEALMASTER
SEALMASTER Pillow Block Bearing: 2 7/8 in Bore, Cast Iron, Set Screws, 3 1/2 in Shaft Ht, 2,450 RPM (MPN NP-46)
SEALMASTER Pillow Block Bearing: 13/16 in Bore, Cast Iron, Set Screws, 1 7/16 in Shaft Ht, 6,350 RPM (MPN NP-13)
SEALMASTER
SEALMASTER Pillow Block Bearing: 13/16 in Bore, Cast Iron, Set Screws, 1 7/16 in Shaft Ht, 6,350 RPM (MPN NP-13)
SEALMASTER Pillow Block Bearing: 11/16 in Bore, Cast Iron, Set Screws, 1 3/16 in Shaft Ht, 7,300 RPM (MPN NP-11)
SEALMASTER
SEALMASTER Pillow Block Bearing: 11/16 in Bore, Cast Iron, Set Screws, 1 3/16 in Shaft Ht, 7,300 RPM (MPN NP-11)
SEALMASTER Pillow Block Bearing: 1 15/16 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht (MPN NP-31)
SEALMASTER
SEALMASTER Pillow Block Bearing: 1 15/16 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht (MPN NP-31)