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AMPCO Hook Spanner Wrench: 3 1/8 in to 3 1/2 in, 11 1/4 in Overall Lg - Fixed-Hook Spanner Wrenches
AMPCOFixed-Hook Spanner Wrenches

AMPCO Hook Spanner Wrench: 3 1/8 in to 3 1/2 in, 11 1/4 in Overall Lg

The AMPCO Hook Spanner Wrench (MPN 7420) is a fixed-hook spanner wrench with a capacity range of 3-1/8 in to 3-1/2 in. It features an overall length of 11 1/4 in and a hook thickness of 5/16 in. This tool is designed…

SKU 3G-OTH-304800

Brand
AMPCO
Item
Hook Spanner Wrench: 3 1/8 in to 3 1/2 in, 11 1/4 in Overall Lg
Category
Fixed-Hook Spanner Wrenches
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Technical Specifications

AMPCO
Manufacturer Part Number
7420
Overall Lg
11 1/4 in
Hook Thick
5/16 in
View Full Spec Sheet

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

Product Description

The AMPCO Hook Spanner Wrench (MPN 7420) is a fixed-hook spanner wrench with a capacity range of 3-1/8 in to 3-1/2 in. It features an overall length of 11 1/4 in and a hook thickness of 5/16 in. This tool is designed for adjusting or tightening locknuts and retaining rings within its specified size range.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the AMPCO Hook Spanner Wrench used for?

The AMPCO Hook Spanner Wrench (MPN 7420) is used for adjusting or tightening locknuts and retaining rings within a 3-1/8 in to 3-1/2 in capacity range. It is commonly applied in industrial maintenance and assembly tasks where precise engagement with slotted nuts or rings is required.

What are the specifications of the AMPCO Hook Spanner Wrench?

The AMPCO Hook Spanner Wrench (MPN 7420) has a capacity range of 3-1/8 in to 3-1/2 in, an overall length of 11-1/4 in, and a hook thickness of 5/16 in. It is a fixed-hook design, non-adjustable, and made by AMPCO. The tool is intended for locknut and retaining ring work.

Where to buy the AMPCO Hook Spanner Wrench worldwide?

You can source the AMPCO Hook Spanner Wrench (MPN 7420) 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; we supply this tool to procurement teams internationally.

How to select the correct AMPCO Hook Spanner Wrench size?

To select the correct AMPCO Hook Spanner Wrench, match the tool's capacity range (3-1/8 in to 3-1/2 in) to the locknut or retaining ring diameter. Ensure the hook thickness of 5/16 in fits the slot depth. For applications outside this range, consult the manufacturer's sizing guide or contact 3G Electric for alternatives.

Used in

Common applications for AMPCO
Oil and gas refinery maintenance — AMPCO combination wrench model 1512 for tightening flanges in classified areas
Chemical processing plant — AMPCO box-end wrench model 4422 for valve adjustment in volatile atmospheres
Grain handling facility — AMPCO open-end wrench model WO-22X23 for equipment repair in dust-hazard zones
Pharmaceutical manufacturing — AMPCO slotted screwdriver model S-39 for accessing control panels in cleanrooms
Mining operations — AMPCO impact socket model I-1D1-7/16 (4-PT) for heavy equipment maintenance underground
Aerospace fuel handling — AMPCO nut driver model ND-15MM for assembly of fuel system components

AMPCO Products

3G Electric supplies AMPCO fixed-hook spanner wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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