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OTC Locknut Socket: 3/4 in Drive Size, 2 1/4 in Socket Size, 6-Point, Deep - SAE Lock Nut Sockets
OTCSAE Lock Nut Sockets

OTC Locknut Socket: 3/4 in Drive Size, 2 1/4 in Socket Size, 6-Point, Deep

The OTC Locknut Socket (MPN 1920) is an SAE lock nut socket with a 3/4 in drive size and a 2 1/4 in socket size. It features a 6-point, deep, unfinished design and is not tether capable.

SKU 3G-OTH-329039

Brand
OTC
Item
Locknut Socket: 3/4 in Drive Size, 2 1/4 in Socket Size, 6-Point, Deep
Category
SAE Lock Nut Sockets
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

OTC
Manufacturer Part Number
1920
Type
6-Point, Deep, Unfinished, SAE
Socket Size
2 1/4 in

Technical Documents

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

Product Description

The OTC Locknut Socket (MPN 1920) is an SAE lock nut socket with a 3/4 in drive size and a 2 1/4 in socket size. It features a 6-point, deep, unfinished design and is not tether capable.

Frequently Asked Questions

What is the OTC Locknut Socket 1920 used for?

The OTC Locknut Socket 1920 is used to install or remove SAE locknuts on heavy equipment and machinery. Its 3/4 in drive and 2 1/4 in socket size suit industrial maintenance and repair tasks across sectors like automotive, construction, and material handling.

What are the specifications of the OTC Locknut Socket 1920?

The OTC Locknut Socket 1920 has a 3/4 in drive size, 2 1/4 in socket size, 6-point deep design, and unfinished SAE finish. It is not tether capable. The manufacturer part number is 1920, and it is made by OTC.

Where to buy the OTC Locknut Socket 1920 worldwide?

3G Electric supplies the OTC Locknut Socket 1920 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this SAE lock nut socket.

How to select the correct OTC locknut socket size?

To select the correct OTC locknut socket, match the drive size to your ratchet or torque wrench (e.g., 3/4 in) and the socket size to the locknut hex (e.g., 2 1/4 in). Confirm the fastener type (SAE) and depth (deep) for clearance. OTC offers 6-point designs for secure grip.

Used in

Common applications for OTC
Automotive repair — OTC bearing splitters (model 1124) for removing bearings from transmission shafts
Heavy equipment maintenance — OTC hydraulic electric pump (model 4044) for powering hydraulic cylinders in press applications
Truck wheel service — OTC Budd Wheel Socket (MPN 1948A) for removing and installing lug nuts on commercial vehicles
Industrial assembly — OTC lock nut sockets (MPN 1939) for tightening SAE lock nuts on machinery
Agricultural equipment repair — OTC puller set (model 4518) for extracting gears and pulleys from tractor components
Construction equipment maintenance — OTC drive socket set (MPN 4542) for servicing metric and SAE fasteners on excavators

OTC Products

3G Electric supplies OTC sae lock nut sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
OTC Locknut Socket: 3/4 in Drive Size, 2 1/2 in Socket Size, 6-Point, Deep, Unfinished, SAE (MPN 1921)
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OTC Locknut Socket: 3/4 in Drive Size, 2 5/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1922)
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OTC Locknut Socket: 3/4 in Drive Size, 2 5/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1922)
OTC Locknut Socket: 3/4 in Drive Size, 4 1/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1915)
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OTC Locknut Socket: 3/4 in Drive Size, 4 1/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1915)
OTC Locknut Socket: 3/4 in Drive Size, 4 3/8 in Socket Size, 8-Point, Deep, Unfinished (MPN 1917)
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OTC Locknut Socket: 3/4 in Drive Size, 4 3/8 in Socket Size, 8-Point, Deep, Unfinished (MPN 1917)
OTC Locknut Socket: 3/4 in Drive Size, 4 3/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1916)
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OTC Locknut Socket: 3/4 in Drive Size, 4 3/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1916)
OTC Locknut Socket: 3/4 in Drive Size, 2 7/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1932)
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OTC Locknut Socket: 3/4 in Drive Size, 2 7/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1932)

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OTC Locknut Socket: 3/4 in Drive Size, 2 3/8 in Socket Size, 6-Point, Deep, Unfinished, SAE (MPN 1978)
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OTC Locknut Socket: 3/4 in Drive Size, 4 7/8 in Socket Size, 6-Point, Deep, Unfinished (MPN 1918)
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OTC Locknut Socket: 3/4 in Drive Size, 3 3/4 in Socket Size, 6-Point, Deep, Unfinished (MPN 1926)
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OTC Locknut Socket: 3/4 in Drive Size, 3 3/4 in Socket Size, 6-Point, Deep, Unfinished (MPN 1926)