Bowed External (Imperial)

Bowed construction permits resilient take-up of end play.

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Product Information

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

*sizes 018-023 Beryllium
Copper only

Dimensions: Inches

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.

	Shaft	Groove				Circlip					F
Part Code	S	G	Tol	W	Tol	D	Tol	t	Tol	H	(lb.f)
NA3101-018*	0.188	0.175	±.0015	0.03	+0.002 -0.00	0.168	+0.002 -0.004	0.015	±.002	0.015	20
NA3101-019*	0.197	0.185		0.03		0.179		0.015		0.015	20
NA3101-021*	0.219	0.205		0.03		0.196		0.015		0.015	15
NA3101-023*	0.236	0.222		0.03		0.215		0.015		0.015	15
NA3101-025	0.25	0.23		0.04	+0.003 -0.00	0.225		0.025		0.015	50
NA3101-027	0.275	0.255	±.002	0.04		0.25	+0.002 -0.005	0.025		0.015	50
NA3101-028	0.281	0.261		0.04		0.256		0.025		0.015	50
NA3101-031	0.312	0.29		0.04		0.281		0.025		0.015	50
NA3101-034	0.344	0.321		0.04		0.309		0.025		0.015	45
NA3101-035	0.354	0.33		0.04		0.32		0.025		0.015	45
NA3101-037	0.375	0.352		0.04		0.338		0.025		0.015	45
NA3101-039	0.393	0.369		0.04		0.354		0.025		0.015	40
NA3101-040	0.406	0.382		0.04		0.366		0.025		0.015	40
NA3101-043	0.438	0.412		0.04		0.395		0.025		0.015	35
NA3101-046	0.469	0.443		0.04		0.428		0.025		0.015	35
NA3101-050	0.5	0.468		0.055		0.461		0.035		0.02	90
NA3101-055	0.551	0.519		0.055		0.509	+0.005 -0.01	0.035		0.02	85
NA3101-056	0.562	0.53		0.055		0.521		0.035		0.02	80
NA3101-059	0.594	0.559	±.003	0.055		0.55		0.035		0.02	70
NA3101-062	0.625	0.588		0.055		0.579		0.035		0.02	60
NA3101-066	0.669	0.629		0.055		0.621		0.035		0.02	50
NA3101-068	0.688	0.646		0.062		0.635		0.042		0.02	70
NA3101-075	0.75	0.704		0.062		0.693		0.042		0.02	65
NA3101-078	0.781	0.733		0.062		0.722		0.042		0.02	60
NA3101-081	0.812	0.762		0.062		0.751		0.042		0.02	55
NA3101-087	0.875	0.821		0.062		0.81		0.042		0.02	45
NA3101-093	0.938	0.882		0.062		0.867		0.042		0.02	40
NA3101-098	0.984	0.926		0.062		0.91		0.042		0.02	40
NA3101-100	1	0.94		0.062		0.925		0.042		0.02	35
NA3101-102	1.023	0.961		0.062		0.946		0.042		0.02	35
NA3101-106	1.062	0.998	±.004	0.07		0.982	+0.01 -0.015	0.05		0.02	60
NA3101-112	1.125	1.059		0.07		1.041		0.05		0.02	55
NA3101-118	1.188	1.118		0.07		1.098		0.05		0.02	50
NA3101-125	1.25	1.176		0.07		1.156		0.05		0.02	45
NA3101-131	1.312	1.232		0.07		1.214		0.05		0.02	40
NA3101-137	1.375	1.291		0.07		1.272		0.05		0.02	35
NA3101-143	1.438	1.35		0.07		1.333		0.05		0.02	30
NA3101-150	1.5	1.406		0.07		1.387		0.05		0.02	30
NA3101-162	1.625	1.529	±.005	0.096	+0.005 -0.00	1.503	+0.013 -0.02	0.062	±.003	0.034	35
NA3101-175	1.75	1.65	±.005	0.096	+0.005 -0.00	1.618	+0.013 -0.02	0.062	±.003	0.034	50