Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Williams Interchangable Torque Wrench Open End Heads - Open End Torque Wrench Heads
WILLIAMSOpen End Torque Wrench Heads

Williams Interchangable Torque Wrench Open End Heads

The WILLIAMS Williams Interchangable Torque Wrench Open End Heads are open end torque wrench heads designed for use with compatible torque wrenches. This model, MPN QJO44A, features a 1-3/8 in SAE J-Shank drive size…

SKU 3G-OTH-294470

Brand
WILLIAMS
Item
Interchangable Torque Wrench Open End Heads
Category
Open End Torque Wrench Heads
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 — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

WILLIAMS
Manufacturer Part Number
QJO44A
Type
- SAE - J-Shank - 1-3/8"

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

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

Product Description

The WILLIAMS Williams Interchangable Torque Wrench Open End Heads are open end torque wrench heads designed for use with compatible torque wrenches. This model, MPN QJO44A, features a 1-3/8 in SAE J-Shank drive size. Manufactured by WILLIAMS, these heads enable torque application on fasteners in confined spaces.

Frequently Asked Questions

What is the WILLIAMS QJO44A torque wrench head used for?

The WILLIAMS QJO44A is an interchangeable open end torque wrench head used to apply precise torque to fasteners in confined spaces where a standard ratchet head cannot fit. It is commonly used in automotive, industrial, and maintenance applications requiring SAE J-Shank compatibility.

What are the specifications of the WILLIAMS QJO44A torque wrench head?

The WILLIAMS QJO44A is an open end torque wrench head with a 1-3/8 in SAE J-Shank drive size. It is manufactured by WILLIAMS and designed for use with compatible torque wrenches to apply torque in tight or restricted areas.

Where to buy the WILLIAMS QJO44A torque wrench head worldwide?

3G Electric supplies the WILLIAMS QJO44A torque wrench head worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this WILLIAMS component globally.

How to select the correct WILLIAMS interchangeable torque wrench head?

To select the correct WILLIAMS interchangeable torque wrench head, match the drive size (e.g., 1-3/8 in SAE J-Shank for model QJO44A) to your torque wrench's drive. Ensure the head type (open end) suits your fastener access needs. Consult the WILLIAMS compatibility chart for proper fit.

Used in

Common applications for WILLIAMS
Automotive assembly — WILLIAMS interchangeable open-end torque wrench heads for precise fastener tightening on engine components
Heavy equipment maintenance — WILLIAMS box-end leverage wrenches for breaking loose large SAE fasteners on machinery
Industrial manufacturing — WILLIAMS single-setting torque wrenches for repetitive bolting on production lines
Aerospace repair — WILLIAMS hex-key torque wrench heads for small fastener torque applications in confined spaces
General plant maintenance — WILLIAMS Y-shank open-end heads for metric fasteners on pumps and compressors

WILLIAMS Products

3G Electric supplies WILLIAMS open end torque wrench heads. 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
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - J-Shank - 1-1/16" (MPN QJO34A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - J-Shank - 1-1/16" (MPN QJO34A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - J-Shank - 1": 1 in Drive Size (MPN QJO32A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - J-Shank - 1": 1 in Drive Size (MPN QJO32A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 1-3/8" (MPN QXO44A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 1-3/8" (MPN QXO44A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Y-Shank - 1-3/4" (MPN QYO56A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Y-Shank - 1-3/4" (MPN QYO56A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 1-1/2" (MPN QXO48A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 1-1/2" (MPN QXO48A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Y-Shank - 1-1/4" (MPN QYO40A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Y-Shank - 1-1/4" (MPN QYO40A)

More from WILLIAMS

View all WILLIAMS parts
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Y-Shank - 7/8": 7/8 in Size (MPN QYO28A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Y-Shank - 7/8": 7/8 in Size (MPN QYO28A)
WILLIAMS Williams Torque Breakover Interchangeable Head (TBIH) - Open End Head - SAE -11/32" (MPN 068107W)
WILLIAMS
WILLIAMS Williams Torque Breakover Interchangeable Head (TBIH) - Open End Head - SAE -11/32" (MPN 068107W)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - Y-Shank - 18MM (MPN QYOM18A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - Y-Shank - 18MM (MPN QYOM18A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 14MM (MPN QJOM14A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 14MM (MPN QJOM14A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Z-Shank - Dual Pins - 1-7/16" (MPN QZO46ADP)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - Z-Shank - Dual Pins - 1-7/16" (MPN QZO46ADP)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 1-1/4" (MPN QXO40A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 1-1/4" (MPN QXO40A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 24MM (MPN QJOM24A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - Metric - J-Shank - 24MM (MPN QJOM24A)
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 2": 2 in Drive Size (MPN QXO64A)
WILLIAMS
WILLIAMS Williams Interchangable Torque Wrench Open End Heads - SAE - X-Shank - 2": 2 in Drive Size (MPN QXO64A)