124 GB/T 837-1988 开槽盘头不脱出螺钉 Slotted pan head screws with waisted shank
125 GB/T 838-1988 六角头不脱出螺钉 Hexagon screws with waisted shank
126 GB/T 839-1988 滚花头不脱出螺钉 Knurled thumb screws with waisted shank
127 GB/T 840-1988 塑料滚花头螺钉 Plastic diamond knurlhead screws
128 GB/T 845-1985 十字槽盘头自攻螺钉 Cross recessed pan head tapping screws
129 GB/T 846-1985 十字槽沉头自攻螺钉 Cross recessed countersunk head tapping screws
130 GB/T 847-1985 十字槽半沉头自攻螺钉 Cross recessed raised countersunk head tapping screws
131 GB/T 848-1985 小垫圈--A级 Plain washers--Small series--Product grade A
132 GB/T 849-1988 球面垫圈 Weshers with ball face
133 GB/T 850-1988 锥面垫圈 Washers with cone face
134 GB/T 851-1988 开口垫圈 Washers with split
135 GB/T 852-1988 工字钢用方斜垫圈 Square taper washers for I section
136 GB/T 853-1988 槽钢用方斜垫圈 Square taper washers for slot section
137 GB/T 854-1988 单耳止动垫圈 Tab washers with long tab
138 GB/T 855-1988 双耳止动垫圈 Tab washers with long tab and wing
139 GB/T 856-1988 外舌止动垫圈 External tab washers
140 GB/T 858-1988 圆螺母用止动垫圈 Tab washers for round nut
141 GB/T 859-1987 轻型弹簧垫圈 Single coil spring lock washers,Light type
142 GB/T 860-1987 鞍形弹性垫圈 Curved spring washers
143 GB/T 861.1-1987 内齿锁紧垫圈 Lock washers internal teeth
144 GB/T 861.2-1987 内锯齿锁紧垫圈 Serrated lock washers internal teeth
145 GB/T 862.1-1987 外齿锁紧垫圈 Lock washers external teeth
146 GB/T 862.2-1987 外锯齿锁紧垫圈 Serrated lock washers external teeth
147 GB/T 863.1-1986 半圆头铆钉 (粗制) Round head rivets--Black