TFC Ltd. Datasheets for Retaining Rings and Snap Rings

Retaining rings and snap rings are fasteners used to axially position a component on a shaft or in a bore.
Retaining Rings and Snap Rings: Learn more

Product Name Notes
Bevelled External (Imperial) Circlip Standard Material: Carbon spring steel Standard Finish: Phosphate & oil H: Max rigid endplay take-up Dimensions: Inches
XFHE Internal Snap Rings (Imperial)
XXAH Constant Section Retaining Rings
XXDH Constant Section Retaining Rings
Standard Materials: Carbon Steel / 302 Stainless Steel. Add suffix “-S02” for stainless steel. Dimensions: Inches Thrust Capacity: Pounds (1) Based on groove material yield strength of 45,000 psi and...
XFH Internal Snap Rings (Metric) Standard Materials: Carbon Steel / 302 Stainless Steel. Add suffix “-S02” for stainless steel. Dimensions: mm Thrust Capacity: Newtons (1) Based on groove material yield strength of 310 N/mm2...
XXAS Constant Section Retaining Rings Standard Materials: Carbon Steel and 302 Stainless Steel. Add suffix “-S02” for stainless steel. Dimensions: Inches Thrust Capacity: Pounds (1) Based on groove material yield strength of 45,000 psi and...
XFSE External Snap Rings (Imperial)
XXDS Constant Section Retaining Rings
Standard Materials: Carbon Steel and 302 Stainless Steel. Add suffix “-S02” for stainless steel. Dimensions: Inches Thrust Capacity: Pounds Based on groove material yield strength of 45,000 psi and safety...
XFS External Snap Rings (Metric) Standard Materials: Carbon Steel and 302 Stainless Steel. Add suffix “-S02” for stainless steel. Dimensions: mm Thrust Capacity: Newtons (1) Based on groove material yield strength of 310 N/mm2...
Bevelled Internal (Imperial) Circlip Bevelled feature permits rigid take-up of end play. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil H: Max rigid endplay take-up Tc: Allowable thrust load of circlip Dimensions:...
Bowed Internal (Imperial) Circlip Bowed construction permits resilient take-up of end play. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil H: Max resilient endplay take-up F: Force required to flatten ring Dimensions:...
Bowed External (Imperial) Circlip Bowed construction permits resilient take-up of end play. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil H: Max rigid endplay take-up F: Force required to flatten ring...
Plain External Rings Designed specifically to give low clearance for use with needle roller bearings. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Specification: Incorporating DIN 5417 Dimensions in Millimeters
External Snap Rings Metric Designed specifically to give low shoulder for use with needle roller bearing. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Millimeters
Internal Snap Ring Metric Designed specifically to give low shoulder for use with needle roller bearings. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Millimeters
Hoopster – External (Imperial) Retaining Rings External, Shaft Rings available from .375" to 3"in carbon and 302 stainless steel. Standard Materials: Carbon Steel and 302 Stainless Steel. Add suffix “-S02” for stainless steel. Dimensions: Inches Thrust...
Hoopster - External (Metric) Retaining Rings External, Shaft Rings available from 10 - 76mm in carbon and 302 stainless steel. Standard Materials: Carbon Steel and 302 Stainless Steel. Add suffix “-S02” for stainless steel. Dimensions: mm...
Hoopster – Internal (Imperial) Retaining Rings Internal Housing Rings available from .375" to 3" in carbon and 302 stainless steel. Internal Hoopster Retaining Rings can be difficult to remove from the groove without a removal provision.
Hoopster – Internal (Metric) Retaining Rings Internal Housing Rings available from 10 - 76mm in carbon and 302 stainless steel. Internal Hoopster Retaining Rings can be difficult to remove from the groove without a removal provision.
External Inverted (Metric) Circlip Inverted construction provides a smaller external clearance diameter than basic type Beam Configuration: On some larger sizes Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions: mm
External Inverted (Imperial) Circlip Inverted construction provides a smaller external clearance than basic type Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions: Inches
Inverted Internal (Imperial) Circlip Inverted construction provides greater fitted internal clearance than basic type. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Inches
Inverted Internal (Metric) Circlip Inverted construction provides greater fitted internal clearance than basic type. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Millimeters
Spirolox Retaining Rings Smalley Retaining Rings are interchangeable with both imperial and metric retaining ring grooves. We offer free samples of stock retaining rings to test in your application. Cross reference a standard...
Light Duty, Imperial - XVH Retaining Rings
Light Duty, Metric - XVHM Retaining Rings
Light Duty, Metric - XVSM Retaining Rings
Medium Duty, Imperial – XWH Retaining Rings
Medium Duty, Imperial – XWS Retaining Rings
Medium Heavy Duty, Imperial – XWHT Retaining Rings
Medium Heavy Duty, Imperial – XWST Retaining Rings
Spirals are manufactured by coiling the ring from flat wire. This unique process produces a retaining ring that has no protruding lugs or burrs that would interfere in your assembly.
Basic External (Metric) - DIN 471 Circlip Tapered design principle permits rings to maintain constant circularity and pressure against the bottom of the groove. DIN: 471 Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions:...
Basic Internal (Imperial) Circlip Tapered design principle permits rings to maintain constant circularity and pressure against the bottom of the groove. Standard Material: Carbon spring steel Standard finish: Phosphate & oil Dimensions: Inches
Basic External (Imperial) Circlip Tapered design principle permits rings to maintain constant circularity and pressure against the bottom of the groove. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Inches...
Basic Internal Circlips (Metric) - DIN 472 Tapered design principle permits rings to maintain constant circularity and pressure against the bottom of the groove DIN: 472 Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions:...
DIN Series, Metric - XDNH Retaining Rings The DNH Series Spirolox Retaining Ring is Smalley's equivalent to the European or "Hard" metric retaining ring series. With their 2-turn offset configuration, these spiral rings will fit into the...
DIN Series, Metric - XDNS Retaining Rings The DNS Series Spirolox Retaining Ring is Smalley's equivalent to the European or "Hard" metric retaining ring series. With their 2-turn offset configuration, these spiral rings will fit into the...
Aerospace Series, Metric - XEH Retaining Rings The EH Series metric retaining rings are Smalley's standard Spiral Retaining Rings produced to Metric Aerospace specifications (MA 4017). They fit grooves specifically designed for 2-turn spiral retaining rings and...
Aerospace Series, Metric - XES Retaining Rings The ES Series metric retaining rings are Smalley's standard Spiral Retaining Rings produced to Metric Aerospace specifications. They fit grooves specifically designed for 2-turn spiral retaining rings and accommodate light...
External WaveRings - YWSW
Internal WaveRings - YWHW
The WaveRing is a spiral retaining ring with an axial wave form. It acts like a standard retaining ring with the additional feature of compressibility. It compensates for the overall...
Heavy Duty, Imperial – XWHM Retaining Rings The WHM Series Spirolox Retaining Ring is designed for the toughest retaining ring jobs. WHM series retaining rings use standard industry groove dimensions and are interchangeable with many stamped retaining...
Heavy Duty, Imperial – XWSM Retaining Rings The WSM Series Spirolox Retaining Ring is designed for the toughest retaining ring jobs. WSM series retaining rings use standard industry groove dimensions and are interchangeable with many stamped retaining...
Light Duty, Imperial - XVS Retaining Rings The XVS Series Spirolox Retaining Ring are specified for light duty, low clearance applications or where axial positioning rather than load carrying is the principal function. These retaining rings are...
Crescent Type Circlip - Imperial Applied radially over shaft. Secure against impact and vibration. Ideal where radial clearance is limited. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Inches
Crescent Type Circlip - Metric Applied radially over shaft. Secure against impact and vibration. Ideal where radial clearance is limited. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Millimetres
Griprings (Imperial) Axially applied and adjustable on plain shaft. Can be assembled and dismantled repeatedly. No machining of groove required. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions: Inches...
Griprings (Metric) Axially applied and adjustable on plain shaft. Can be assembled and dismantled repeatedly. No machining of groove required. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in...
Kliprings Easy, effective retention. Installed easily using pliers and removed using a screwdriver. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Inches
Ext Heavy Duty (Imperial) Circlip
Ext Heavy Duty (Metric) Circlip
Heavy duty ring resistant to high thrust and impact loads. Greater load supporting area than basic series. Beam configuration: On some larger sizes Standard Material: Carbon spring steel Standard Finish:...
Reinforced E Clips Radially applied. Provides greater retaining strength and higher r.p.m. limits than standard ‘e’ ring. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Inches
Bowed E Clips - Imperial Radially applied. Provides large shoulder on small shaft diameter. Bowed construction permits resilient take-up of end play. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Inches...
Standard Series ‘E’ Clips - Imperial Radially applied Provides large shoulder on small shaft diameter Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Inches *this size Beryllium Copper only
Standard Series ‘E’ Clips - Metric Radially applied Provides large shoulder on small shaft diameter Specification: Din 6799 Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Millimetres
Internal Round Wire Rings Round wire sections for semi-circular grooves. Low cost. Simplifies assembly. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Specification: Version B - DIN 7993 Dimensions in Millimeters
External Round Wire Rings Round wire sections for semi-circular grooves. Low cost. Simplifies assembly. Standard Material: Carbon spring steel Standard Finish: Phosphate & oil Dimensions in Inches