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Nails, Staples & Tacks › Common, Ring-Shank & Specialty Nails

API Cementing Tools Hinged Bolted Spiral Nail Casing Stop Ring (Collar)

Updated 2026-11-04 · Markdown version

Model no. MED

US$1.80 – 14.40 / piece

MOQ 10 pieces · Final price confirmed in your quote

Surface Treatment: Spray-Paint
Material: Carbon Steel
Materials: Carbon Steel, Nylon, Aluminum Alloy, Zinc Alloy, O
Standards: API, or Others as Required

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Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Certification	API
Surface Treatment	Spray-Paint
Centralizer Type	Stop Collar
Model NO.	MED
Structure	Slider
Material	Carbon Steel
Type	Stop Collar
Classification	Hinged, Slip on
Purpose	Oil Well Cementing
Materials	Carbon Steel, Nylon, Aluminum Alloy, Zinc Alloy, O
Standards	API, or Others as Required
Transport Package	Standard Export Packing
Specification	4 1/2" --- 20", or as required
Origin	China
HS Code	7307
Production Capacity	50000 PCS/Year
Category	Common, Ring-Shank & Specialty Nails

Technical parameters

Size in	Material	ID mm	OD mm	Heightmm	Screw type and Qty
4	20#	106±1	116±1	35±2	M10x6
4 1/2	20#	118±1	125±1	35±2	M10x6
5	20#	131±1	140±1	35±2	M10x6
5 1/2	20#	143±1		35±2	M10x6
5 3/4	20#	152±2		40±2	M10x6
6 5/8	20#	171±1.5	182±1.5	40±2
7	20#	182±2	195±2	40±2	M12x8
7 5/8	20#	198±2		40±2	M12x8
9 5/8	20#	250±2	264±2	40±2	M12x10
12 3/4	20#	329±3		40±2	M12x18
13 3/8	20#	345±3		40±2	M12x14
16 3/4	20#	435±3		40±2	M12x20
18 5/8	20#	477±2		40±2	M12x18

Size in	Material	ID mm	OD mm	Heightmm	Screw type and Qty
4 1/2	Q235	108±5		60±2	M10x1
7	Q235	168±5		60±2	M10x1
7 5/8	Q235	184±5		60±2	M10x1
9 5/8	Q235	235±5		60±2	M10x1
12 3/4	Q235	327±5	338±5	60±2	M10x1
13 3/8	Q235	330±5		60±2	M10x1
16 3/4	Q235	415±5		60±2	M10x1
20	Q235	498±5		60±2	M10x1

Description

API Cementing Tools Hinged Bolted Spiral Nail Casing Stop Ring (Collar) is part of our common, ring-shank & specialty nails range (Nails, Staples & Tacks).

Key details

Type: Stop Collar
Material: Carbon Steel
Surface Treatment: Spray-Paint
Certification: API
Centralizer Type: Stop Collar
Structure: Slider
Classification: Hinged, Slip on
Purpose: Oil Well Cementing

Available configurations include surface treatment, material, materials and standards. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 10 pieces at US$1.80 – 14.40 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for API Cementing Tools Hinged Bolted Spiral Nail Casing Stop Ring (Collar)?

The listed minimum order is 10 pieces, at US$1.80 – 14.40 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of API Cementing Tools Hinged Bolted Spiral Nail Casing Stop Ring (Collar)?

Type: Stop Collar; Material: Carbon Steel; Surface Treatment: Spray-Paint; Certification: API; Centralizer Type: Stop Collar; Structure: Slider. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include surface treatment, material, materials and standards. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other common, ring-shank & specialty nails are available?

The Common, Ring-Shank & Specialty Nails category lists 5,413 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nails-staples-tacks/common-ring-shank-specialty-nails/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

Request a quote for this product

US$1.80 – 14.40MOQ 10 piecesGet a quote WA