Internal Spirolox® Rings for Bores Range

Snap Rings (Imperial) – XFHE Series

Smalley Snap Rings are produced by edge-winding, with no custom tooling charges. They have been specified for many years in the strongautomotive/strong and heavy equipment industries as a standard choice of engineers.

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Product Information

Smalley Snap Rings are produced by edge-winding, with no custom tooling charges. They have been specified for many years in the automotive and heavy equipment industries as a standard choice of engineers.

- Over 1,000 stock sizes
- Stocked from .375 to 10 diameters
- Custom designs available from .157 to 120

Materials: Carbon Steel & 302 Stainless Steel.
Alternative materials available on request.

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Contact our Engineering team now +44 (0)1435 866011.

With ISO9001: 2015 approval incorporating Design Status, our qualified engineering staff are able to offer a completely free of charge engineering service and are available to assist with part selection, custom design, application requirements, material selection and more.

Applications are discussed in-depth, first-off design data and drawings are submitted for approval to ensure our customers are provided with the correct design, first time. However, on those rare occasions when modifications are necessary, our no-tooling process and flexible manufacturing procedures means the production of prototypes is easily and economically achieved without onerous tooling charges and long lead times.

At TFC we realise that Quality runs through the entire business, not just our products. We have continually invested in the right people to provide the superior market knowledge and customer service.

Our supply chain partners, from manufacturers to logistics and information technology are carefully chosen to ÿt our commitment to quality

Quality assured since 1981
ISO 9001:2015
Aerospace AS9100C & AS9120A

All products are batch traceable and can be supplied in accordance with REACH, RoHs and Weee.

Certificates of Conformity are available on request and Full material certification is also available on many items.

Dimensions:Inches
(in)¹Based on groove materials yield strength of 45,000 psi and safety factor of 2.²Based on safety factor of 3.Add suffix -S02 for 302 stainless steel

Part Number	Housing Diameter	Outside Diameter		Radial Wall		Thickness		Groove Diameter		Groove Width		Groove Yield¹(Lb)	Ring Shear²(Lb)
XFHE-0050	0.500	0.529	+0.013/-0.000	0.055	±0.004	0.037	±0.002	0.524	+0.004/-0.000	0.043	+0.006/-0.000	424	2325
XFHE-0056	0.562	0.591		0.055		0.037		0.586		0.043		477	2613
XFHE-0062	0.625	0.665		0.065		0.037		0.657		0.043		707	2906
XFHE-0068	0.687	0.726		0.065		0.037		0.719		0.043		777	3194
XFHE-0075	0.750	0.797		0.075		0.037		0.790	+0.005/-0.000	0.043		1060	3487
XFHE-0081	0.812	0.860		0.075		0.037		0.852		0.043		1148	3775
XFHE-0087	0.875	0.924		0.075		0.037		0.915		0.043		1237	4068
XFHE-0093	0.937	1.000	+0.015/-0.000	0.085		0.045		0.985	+0.008/-0.000	0.051		1590	5334
XFHE-0100	1.000	1.058		0.085		0.045		1.048		0.051		1696	5693
XFHE-0106	1.062	1.121		0.094		0.045		1.110		0.051		1802	6045
XFHE-0112	1.125	1.192		0.094		0.045		1.181		0.051		2227	6404
XFHE-0118	1.187	1.252		0.094		0.045		1.243	+0.010/-0.00	0.051		2349	6757
XFHE-0125	1.250	1.336		0.094		0.045		1.316		0.051		2916	7116
XFHE-0131	1.312	1.391		0.094		0.045		1.378		0.051		3060	7469
XFHE-0137	1.375	1.470		0.128		0.057		1.453		0.063		3791	9307
XFHE-0143	1.437	1.529		0.128		0.057		1.515		0.063		3961	9727
XFHE-0150	1.500	1.592		0.128		0.057		1.578		0.063		4135	10153
XFHE-0156	1.562	1.687	+0.020/-0.000	0.158		0.067		1.666		0.073		5741	12400
XFHE-0162	1.625	1.746		0.158		0.067		1.729		0.073		5973	12901
XFHE-0168	1.687	1.808		0.158		0.067		1.791		0.073		6201	13393
XFHE-0175	1.750	1.885		0.158		0.067		1.862		0.073		6927	13893
XFHE-0181	1.812	1.942		0.158		0.067		1.924		0.073		7173	14385
XFHE-0187	1.875	2.007		0.158		0.067		1.987	+0.012/-0.000	0.073		7422	14885
XFHE-0193	1.937	2.074	0.025/-0.000	0.200	±0.005	0.076	±0.003	2.055		0.085		8078	16649
XFHE-0200	2.000	2.143		0.200		0.076		2.118		0.085		8341	17191
XFHE-0206	2.062	2.200		0.200		0.076		2.180		0.085		8599	17724
XFHE-0212	2.125	2.264		0.200		0.076		2.243		0.085		8862	18265
XFHE-0218	2.187	2.327		0.200		0.076		2.305		0.085		9121	18798
XFHE-0225	2.250	2.389		0.200		0.076		2.368		0.085		9384	19340
XFHE-0231	2.312	2.453		0.200		0.076		2.430		0.085		9642	19873
XFHE-0237	2.375	2.517		0.200		0.076		2.493		0.085		9905	20414
XFHE-0243	2.437	2.582		0.200		0.076		2.555		0.085		10163	20947
XFHE-0250	2.500	2.643		0.200		0.076		2.618		0.085		10426	21488
XFHE-0256</a	2.562	2.705	+0.030/-0.000	0.200		0.095		2.680		0.104		10685	26225
XFHE-0262	2.625	2.777		0.200		0.095		2.743		0.104		10947	26870
XFHE-0268	2.687	2.828		0.200		0.095		2.805		0.104		11206	27504
XFHE-0275	2.750	2.899		0.200		0.095		2.868		0.104		11469	28149
XFHE-0281	2.812	2.958		0.200		0.095		2.930		0.104		11727	28784
XFHE-0287	2.875	3.022		0.200		0.095		2.993		0.104		11990	29429
XFHE-0293	2.937	3.084		0.200		0.095		3.055		0.104		12249	30063
XFHE-0300	3.000	3.145		0.200		0.095		3.118		0.104		12511	30708
XFHE-0306	3.062	3.218		0.200		0.095		3.184	+0.013/-0.000	0.104		13203	31343
XFHE-0312	3.125	3.294		0.237		0.095		3.263		0.104		15242	31988
XFHE-0318	3.187	3.357		0.237		0.095		3.325		0.104		15544	32622
XFHE-0325	3.250	3.420		0.237		0.095		3.388		0.104		15851	33267
XFHE-0331	3.312	3.483	0.035/-0.000	0.248		0.115		3.450		0.124	+0.007/-0.000	16154	38952
XFHE-0337	3.375	3.547		0.248		0.115		3.513		0.124		16461	39693
XFHE-0343	3.437	3.609		0.248		0.115		3.575		0.124		16763	40422
XFHE-0350	3.500	3.673		0.248		0.115		3.638		0.124		17071	41163
XFHE-0356	3.562	3.728		0.248		0.115		3.700		0.124		17373	41892
XFHE-0362	3.625	3.799		0.248		0.115		3.763		0.124		17680	42633
XFHE-0368	3.687	3.862		0.248		0.115		3.825		0.124		17983	43362
XFHE-0375	3.750	3.922		0.248		0.115		3.888		0.124		18290	44103
XFHE-0381	3.812	3.988		0.248		0.115		3.950		0.124		18592	44832
XFHE-0387	3.875	4.044		0.248		0.115		4.013		0.124		18900	45573
XFHE-0393	3.937	4.114		0.248		0.115		4.075		0.124		19202	46302
XFHE-0400	4.000	4.223	0.050/-0.000	0.265		0.153	±0.004	4.158	+0.021/-0.000	0.163		22337	60283
XFHE-0412	4.125	4.329		0.265		0.153		4.283		0.163		23035	62166
XFHE-0425	4.250	4.452		0.265		0.153		4.408		0.163		23733	64050
XFHE-0437	4.375	4.576		0.265		0.153		4.533		0.163		24431	65934
XFHE-0450	4.500	4.703		0.265		0.153		4.658		0.163		25129	67818
XFHE-0462	4.625	4.829		0.265		0.153		4.783	+0.024/-0.000	0.163		25827	69702
XFHE-0475	4.750	4.945		0.265		0.153		4.908		0.163		26525	71585
XFHE-0487	4.875	5.082		0.265		0.153		5.033		0.163		27223	73469
XFHE-0500	5.000	5.207		0.265		0.153		5.158		0.163		27921	75353
XFHE-0525	5.250	5.460		0.265		0.153		5.408		0.163		29317	79121
XFHE-0550	5.500	5.719		0.265		0.153		5.658		0.163		30713	82888
XFHE-0575	5.750	5.965		0.265		0.153		5.908		0.163		32109	86656
XFHE-0600	6.000	6.256	0.055/-0.000	0.316	±0.006	0.153		6.196		0.163		41563	90,424
XFHE-0625	6.250	6.508		0.316		0.153		6.446		0.163		43295	94191
XFHE-0650	6.500	6.760		0.316		0.153		6.696		0.163		45027	97959
XFHE-0675	6.750	7.013		0.316		0.153		6.946		0.163		46759	101727
XFHE-0700	7.000	7.266		0.316		0.153		7.196	+0.028/-0.000	0.163		48490	105494
XFHE-0725	7.250	7.541	0.070/-0.000	0.316		0.153		7.446		0.163		50222	109262
XFHE-0750	7.500	7.762		0.316		0.153		7.696		0.163		51954	113030
XFHE-0775	7.750	8.023		0.316		0.153		7.946		0.163		53686	116797
XFHE-0800	8.000	8.276		0.316		0.153		8.196		0.163		55418	120565
XFHE-0825	8.250	8.580		0.373		0.192	±0.005	8.486		0.203		68813	147399
XFHE-0850	8.500	8.821		0.373		0.192		8.736		0.203		70898	151866
XFHE-0875	8.750	9.073		0.373		0.192		8.986		0.203		72983	156332
XFHE-0900	9.000	9.326		0.373		0.192		9.236		0.203		75068	160799
XFHE-0925	9.250	9.580		0.373		0.192		9.486		0.203		77154	165265
XFHE-0950	9.500	9.831		0.373		0.192		9.736		0.203		79239	169732
XFHE-0975	9.750	10.083		0.373		0.192		9.986	+0.031/-0.000	0.203		81324	174199
XFHE-1000	10.000	10.414		0.435	±0.007	0.192		10.314		0.203		110977	178665
XFHE-1025	10.250	10.660		0.435		0.192		10.564		0.203		113751	183132
XFHE-1050	10.500	10.919		0.435		0.192		10.814		0.203		116526	187599
XFHE-1075	10.750	11.171		0.435		0.192		11.064		0.203		119300	192065
XFHE-1100	11.000	11.440	+0.120/-0.000	0.435		0.192		11.314		0.203		122074	196532