The same type A washers are suitable for assemblies. Type B washers are of higher quality and available in varied sizes and dimensions, 

Washers provide a smooth surface for the nut or bolt to be , making it less likely to loosen as a result of an uneven fastening surface. Type b is a series 

7/4 · Washers (Hardware) - Washer Types - Types of washers#washer #washer_bolt #lock_washerwasher bolt,types of lock washers,split lock washer,washer function,

04/27 · 189611 189611 protection plate gp500s-1046590635 11046590635 jaw plate, fixed z043-1046590667 11046590667 jaw, fixed,special q fe 2p,xt500 (s/b xt710) c140-1048294616 71048294616 Z036 COUNTER type a lock washer ch440 part DS300 SCREW 553164 (J BOLT) cone crusher

There is a series of steel washers at broad tolerances. The type B flat washers have tighter tolerances where the outside diameter is categorized as "narrow", " 

Type B Washers. Narrow washer is slightly thinner than wide and regular washers. Wide Flat, Regular Flat.

Type B appliances. The Gas Safety Act defines a Type B appliance as an appliance (including a second-hand appliance) with gas consumption in excess of 10MJ/h, including any components and fittings downstream of and including the appliance manual shut-off valve, but does not include a Type A appliance.

Spring Lock Washers. Excerpts○from○JIS○B○1251:2001. Type □□□Shape□and□dimensions□of□spring□lock□washers□for□general□purpose□(No.2).

a Nominal washer sizes are intended for use with comparable nominal screw or bolt sizes. b the 0.734-inch, 1.156-inch, and 1.469-inch outside diameters avoid 

These washers are readily available in a variety of standard bolt and screw sizes, including SAE, USS, and Type A and Type B series flat washers, which all meet with respective sizing and industrial standards. Type A and Type B washers are categorized as narrow, regular or wide, and are maintained as part of Superior Washer & Gasket Corp.'s

2004/6/28 · 28 Jun 2004. #5. Standby for washer edification: Form A: ext. diameter same as hexagon, with thick cross section. Form B: same as "A", but thin cross-section. Form C: ext.