---
title: "API Cementing Tools Hinged Bolted Spiral Nail Casing Stop Ring (Collar)"
description: "API Cementing Tools Hinged Bolted Spiral Nail Casing Stop Ring (Collar) — Common, Ring-Shank & Specialty Nails. MOQ 10 pieces, US$1.80 – 14.40."
url: https://engineeringhardware.com/product/api-cementing-tools-hinged-bolted-spiral-nail-casing-stop-ring-collar/
source: Engineering Hardware & Fasteners
---

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

[![API Cementing Tools Hinged Bolted Spiral Nail Casing Stop Ring (Collar)](https://img.engineeringhardware.com/API-Cementing-Tools-Hinged-Bolted-Spiral-Nail-Casing-Stop-Ring-Collar.webp)](https://img.engineeringhardware.com/API-Cementing-Tools-Hinged-Bolted-Spiral-Nail-Casing-Stop-Ring-Collar.webp)

- Standard & made-to-drawing parts
- Checked before shipping
- Air, sea & express delivery

[Nails, Staples & Tacks › Common, Ring-Shank & Specialty Nails](https://engineeringhardware.com/fastener-products/nails-staples-tacks/common-ring-shank-specialty-nails/)

Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/api-cementing-tools-hinged-bolted-spiral-nail-casing-stop-ring-collar.md)

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

Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20API%20Cementing%20Tools%20Hinged%20Bolted%20Spiral%20Nail%20Casing%20Stop%20Ring%20%28Collar%29%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fapi-cementing-tools-hinged-bolted-spiral-nail-casing-stop-ring-collar%2F)

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](https://engineeringhardware.com/fastener-products/nails-staples-tacks/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/](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

[![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp)

Production floor

[![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp)

Inspection bench

[![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp)

Sorting & packing

[![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp)

Parts warehouse

[![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp)

Sample review

[![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp)

Sales office

[More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/)

## Request a quote for this product

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