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SUBURBAN Tri-Block Pair: 2 Blocks, 23 Holes, 3 in x 2 in x 1 in, 0.0001 in Squareness - 1-2-3 Setup Blocks
SUBURBAN1-2-3 Setup Blocks

SUBURBAN Tri-Block Pair: 2 Blocks, 23 Holes, 3 in x 2 in x 1 in, 0.0001 in Squareness

The SUBURBAN Tri-Block Pair is a set of two 1-2-3 setup blocks with 23 tapped holes (3/8 in -16 in) and a squareness tolerance of 0.0001 in. Each block measures 3 in x 2 in x 1 in, supplied as one pair (MPN…

SKU 3G-OTH-279721

Also listed as: B123H23M · B 123 H23 M

Brand
SUBURBAN
Item
Tri-Block Pair: 2 Blocks, 23 Holes, 3 in x 2 in x 1 in, 0.0001 in Squareness
Category
1-2-3 Setup Blocks
Available to Order
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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

SUBURBAN
Manufacturer Part Number
B-123-H23-M
Type
3 in x 2 in x 1 in
PR
1
Holes
23
Squareness
0.0001 in

Technical Documents

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

Product Description

The SUBURBAN Tri-Block Pair is a set of two 1-2-3 setup blocks with 23 tapped holes (3/8 in -16 in) and a squareness tolerance of 0.0001 in. Each block measures 3 in x 2 in x 1 in, supplied as one pair (MPN B-123-H23-M). These precision blocks are designed for use in industrial setup and inspection applications.

Frequently Asked Questions

What is the SUBURBAN Tri-Block Pair used for?

The SUBURBAN Tri-Block Pair is used for precision setup and inspection in industrial machining and quality control. These 1-2-3 blocks provide a stable, square reference surface for clamping workpieces, aligning fixtures, or checking squareness during manufacturing processes.

What are the specifications of the SUBURBAN Tri-Block Pair?

Each block measures 3 in x 2 in x 1 in with 23 tapped holes (3/8 in -16 in). The pair has a squareness tolerance of 0.0001 in. The set includes two blocks, MPN B-123-H23-M, manufactured by SUBURBAN. These are precision 1-2-3 setup blocks for industrial use.

Where to buy SUBURBAN Tri-Block Pair worldwide?

You can source the SUBURBAN Tri-Block Pair through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this precision setup block pair.

How to maintain SUBURBAN 1-2-3 setup blocks?

Keep the blocks clean and free of burrs or debris. Store them in a protective case or on a clean surface to prevent damage to the precision-ground faces. Periodically check squareness with a calibrated square; if accuracy drifts, return to SUBURBAN for reconditioning.

Used in

Common applications for SUBURBAN
Surface grinding setup — SUBURBAN magnetic sine plates (e.g., MSP-126-S2) for angular workpiece positioning
Inspection and quality control — SUBURBAN steel straight edges (e.g., SE-12-TS) for checking flatness of machine tables
Toolroom fixturing — SUBURBAN slotted cast iron angle plates (e.g., SAW-120908) for holding workpieces during milling
Compound angle machining — SUBURBAN compound sine plates (e.g., SPC-1212-S2) for multi-axis angular setups
Precision grinding of small parts — SUBURBAN hardened steel angle plates (e.g., AP-334-S0) with 0.0002 in tolerance for tight-tolerance workholding

SUBURBAN Products

3G Electric supplies SUBURBAN 1-2-3 setup blocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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