API 5-1/2'' Slip On Set Screw Stop Collar
Stop Collar also called spacing ring, locking ring, brake, etc., Stop collar (Stop ring) is used to fix the centralizer on the casing and prevent centralizers moving up and down.It's using to limit on the casing centralizer or cement umbrella, sliding, covered wire, set screw type and jewels three.
Hinged bolted Stop Collar is cit has a cross bolt design which makes it an efficient and user friendly device.This hinged Stop Collar has an internal groove into which a spiral-locking pin is driven. It tightens the collar to the casing firmly. They can be latched on the casing pipe without having to be slipped on. The stop collar or stop ring can be installed on any position on casing to limit the axial movement of centralizers and cement baskets.
 
Features
Using hinged connection, easy installation 
Fixed with set screws, having very high holding force
 
Slip on stop collar is a high cost-utility ratio stop collars. There has a row of set screws on the single piece and seamless stop collar body to grip easily and firmly around the casing. The slipped on set screw type stop collars are tested to provide the highest holding force among all stop collar types.
Features
1.Using quality high-strength steel
2.Fixed with set screws, having high holding force
3.Beveled on one side, making it easy to run into the hole

Specification,in	13 3/8″	10 3/4″	9 5/8″	8 1/8″	7 5/8″	7″	5 1/2″	5″	4 1/2″
ID,mm	338	272	245	206	193	177	139	126	114
OD,mm	350	284	257	218	285	189	151	138	126
Holding Force,KN	40	40	40	30	30	30	30	24	24

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