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PROTO Impact Socket: SAE, 2 3/4 in Socket Size, 6-Point, Std, 4 1/4 in Overall Lg - #5 Spline Drive SAE Impact Sockets
PROTO#5 Spline Drive SAE Impact Sockets

PROTO Impact Socket: SAE, 2 3/4 in Socket Size, 6-Point, Std, 4 1/4 in Overall Lg

The PROTO Impact Socket is a #5 Spline Drive SAE Impact Socket with a 2-3/4 in socket size, 6-point, standard length, and 4-1/4 in overall length. It features a Black Oxide finish and is identified by manufacturer…

SKU 3G-OTH-400886

Also listed as: J 09944 · J-09944

Brand
PROTO
Item
Impact Socket: SAE, 2 3/4 in Socket Size, 6-Point, Std, 4 1/4 in Overall Lg
Category
#5 Spline Drive SAE Impact Sockets
Available to Order
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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

PROTO
Manufacturer Part Number
J09944
Type
6-Point, Std, Black Oxide
Overall Lg
4 1/4 in
Socket Size
2 3/4 in

Technical Documents

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

Product Description

The PROTO Impact Socket is a #5 Spline Drive SAE Impact Socket with a 2-3/4 in socket size, 6-point, standard length, and 4-1/4 in overall length. It features a Black Oxide finish and is identified by manufacturer part number J09944.

Frequently Asked Questions

What is the PROTO J09944 impact socket used for?

The PROTO J09944 impact socket is designed for heavy-duty fastening and loosening of SAE hex fasteners up to 2-3/4 in. It is commonly used in industrial maintenance, heavy equipment repair, and manufacturing where high-torque impact wrenches are required.

What are the specifications of the PROTO J09944 impact socket?

The PROTO J09944 is a #5 Spline Drive SAE impact socket with a 2-3/4 in socket size, 6-point, standard length, and 4-1/4 in overall length. It features a Black Oxide finish for corrosion resistance and is made by PROTO.

Where to buy the PROTO J09944 impact socket worldwide?

3G Electric supplies the PROTO J09944 impact socket worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this heavy-duty SAE socket.

How to select the correct impact socket for a 2-3/4 in fastener?

For a 2-3/4 in SAE hex fastener, select a 6-point impact socket with a #5 Spline Drive, like the PROTO J09944. Ensure the drive size matches your impact wrench and the socket is rated for impact use to prevent cracking under high torque.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

PROTO Products

3G Electric supplies PROTO #5 spline drive sae impact 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
PROTO Impact Socket: SAE, 2 5/8 in Socket Size, 6-Point, Std, 4 1/2 in Overall Lg, Black Oxide (MPN J09942)
PROTO
PROTO Impact Socket: SAE, 2 5/8 in Socket Size, 6-Point, Std, 4 1/2 in Overall Lg, Black Oxide (MPN J09942)
PROTO Impact Socket: 1 1/2 in Drive Size, SAE, 5 in Socket Size, 6-Point, Std, 6 3/4 in Overall Lg (MPN J15080)
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PROTO Impact Socket: 1 1/2 in Drive Size, SAE, 5 in Socket Size, 6-Point, Std, 6 3/4 in Overall Lg (MPN J15080)
PROTO Impact Socket: 1 1/2 in Drive Size, SAE, 4 5/8 in Socket Size, 6-Point, Std, Black Oxide (MPN J15074)
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PROTO Impact Socket: 1 1/2 in Drive Size, SAE, 4 5/8 in Socket Size, 6-Point, Std, Black Oxide (MPN J15074)
PROTO Impact Socket: 1 1/2 in Drive Size, SAE, 4 3/4 in Socket Size, 6-Point, Std, Black Oxide (MPN J15076)
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PROTO Impact Socket: 1 1/2 in Drive Size, SAE, 4 3/4 in Socket Size, 6-Point, Std, Black Oxide (MPN J15076)

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