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Bullseye levels in frame, to screw on

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        Bullseye levels in frame, to screw on

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DescriptionMaterial:Frame brass.
Bullseye level body polyamide.Version:Nickel-plated and high-gloss polished.Note:Bubble levels are used as a type of zero indicator instrument for checking horizontal inclination in e.g. spirit levels, inclinometers, metrology instruments and machine constructions.
These bullseye levels can either be screwed down using the three holes (Form A) or recessed (Form B).
- Form A: calibrated to the ground bottom face
- Form B: calibrated to the underside of the flange
- Sensitivity in angular minutes for 2 mm bubble travel
- Clear filling
- Black contrast ring
- White level baseTemperature range:-35 °C up to +55 °C.Special features:

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Datasheet 21800 Bullseye levels in frame, to screw on

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Bullseye levels in frame to screw on, Form A with screw-on flange

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Bullseye levels in frame to screw on, Form A with screw-on flange

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Order No.	Form	D	D1	D2	D3	D4	H	H1	Sensitivity
21800-1141030	A	20	14	10	17	1,6	10	1,8	30'
21800-1171030	A	25	17	12	21	2	10	2	30'
21800-1181130	A	30	18	12	24	2,5	11	3	30'
21800-1281430	A	40	28	20	34,5	2,5	14	4	30'
21800-1341530	A	50	34	25	43	3	15	5	30'

Bullseye levels in frame to screw on, Form B with flange

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Bullseye levels in frame to screw on, Form B with flange

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Order No.	Form	D	D1	D2	D3	D4	H	H1	Sensitivity
21800-2141030	B	20	14	10	17	1,6	10	1,8	30'
21800-2171030	B	25	17	12	21	2	10	2	30'
21800-2181130	B	30	18	12	24	2,5	11	3	30'
21800-2281430	B	40	28	20	34,5	2,5	14	4	30'
21800-2341530	B	50	34	25	43	3	15	5	30'