Model showing the applicability of "Skefko" S.K.F. patent self aligning double row ball bearings 1914
"Skefko" S.K.F. patent self contained double thrust bearing and half section of same, for 1" shaft, 1911-1914 Self contained double thrust bearing 1911-1914
Piece of bar steel 59.5mm diameter, rough. Piece of Bar Steel 59.5mm diameter, polished. Mounted on a board are: one A&B ring. Ready for hardening, one A&B ring surface ground, one A&B ring internal ground, one A&B ring race ground. One finished bearing. Bearing circa 1920
Single row ball journal bearings (a) with springs and clips, (b) with gunmetal cage to balls, (c) a single row ball bearing, obsolete pattern with full row of balls Single row ball journal bearings (a) with springs and clips
Sectioned light type narrow ball journal bearing, L.N.J. 45 Sectioned light type narrow ball journal bearing 1920
Sectioned heavy type ball journal Bearing H.J. 45 by Ransome and Marles. Sectioned heavy type ball journal Bearing H.J. 45 1920
Sectioned medium double row ball jounal bearing, M.D.S. 45 Sectioned medium double row ball jounal bearing 1920
Sectioned light type double thrust bearing D.L.T/ 1 1/2 by Ransome and Marles. Sectioned light type double thrust bearing 1920
Sectioned light type ball thrust bearing, L.T 1 1/2 by ransome and Marles Sectioned light type ball thrust bearing 1920
Sectioned heavy type ball thrust bearing, H.T. 1 1/2 by ransome and Marles. Sectioned heavy type ball thrust bearing 1920
MJT 2 1/4" double purpose ball bearing, (Journal Thrust) by Ransome & Marles MJT 2 1/4" double purpose ball bearing 1931
Hoffmann light type, double thrust washer W.S.14 Hoffmann light type, double thrust washer W.S.14 1899-1925
Sectioned medium type narrow ball journal bearing, M.N.J. 45 Sectioned medium type narrow ball journal bearing 1920
Sectioned medium type ball journal bearing M.J. 1 1/2 Sectioned medium type ball journal bearing 1920
Coloured photograph: Sprowston Mill ball-bearing, made 1780 or later Coloured photograph: Sprowston Mill ball-bearing
"Skefko" S.K.F. self aligning double row radial ball bearing and half-section of same; medium type for 1" shaft, 1911-1914 Self aligning double row radial ball bearing 1911-1914
Self aligning ball bearing hanger 1 1/4 inches made by Hoffmann manufacturing Co., Chelmsford, Essex, English, designed about 1908, manufactured 1925 Self aligning ball bearing hanger 1 1/4 inches made by Hoffmann manufacturing Co. 1925; circa 1908
Sectioned light double row ball journal bearing, L.D.J. 50 Sectioned light double row ball journal bearing 1920
Sectioned special open type ball journal bearing, 1.L.J. 45 Sectioned special open type ball journal bearing 1920
Ball journal anti-friction bearing for ultra high speeds, with duralumin cage Ball journal anti-friction bearing for ultra high speeds
Sectioned light type ball journal bearing L/J/ 1 1/2 Sectioned light type ball journal bearing L/J/ 1 1/2 1920
Self aligning ball bearing pedestal 1 1/4" by Hoffmann manufacturing Co. Self aligning ball bearing pedestal 1925
Sectioned ball bearing locating plummer block, F.P.B., 1 1/2; by ransome and Marles. Sectioned ball bearing locating plummer block
Hoffman medium type ball journal bearing M.S11 to suit shaft 1.125" diam. Hoffman medium type ball journal bearing 1925
Sectioned medium type ball thrust bearing MT 1 1/2 by ransome and Marles. Sectioned medium type ball thrust bearing 1920
Sectioned spherical seated light type ball thrust bearing S.L.T.45 by Ransome and Marles. Sectioned spherical seated light type ball thrust bearing 1920