201 gb/t 938-1988 游动自锁螺母 self-locking nuts, floating
202 gb/t 939-1988 单耳托板自锁螺母保护罩 boots for self-locking nuts, singlelug, anchor
203 gb/t 940-1988 双耳托板自锁螺母保护罩 boots for self-locking nuts,twolug, anchor
204 gb/t 941-1988 角形托板自锁螺母保护罩 boots for self-locking nuts,angle, anchor
205 gb/t 943-1988 自锁螺母技术条件 procurement specification for self-locking nuts
206 gb/t 945-1976 十字槽球面中柱头螺钉 screws,cross recessed,thin raised cheese head
207 gb/t 946-1988 开槽球面圆柱头轴位螺钉 slotted raised cheese head with shoulder
208 gb/t 947-1988 开槽球面大圆柱头螺钉 slotted large raised cheese head screws
209 gb/t 948-1988 开槽沉头不脱出螺钉 slotted countersunk head screws with waisted shank
210 gb/t 949-1988 开槽半沉头不脱出螺钉 slotted raised countersunk head screws with waisted shank
211 gb/t 950-1986 十字槽圆头木螺钉 cross recessed round head wood screws
212 gb/t 951-1986 十字槽沉头木螺钉 cross recessed countersunk head wood screws
213 gb/t 952-1986 十字槽半沉头木螺钉 cross recessed raised countersunk head wood screws
214 gb/t 953-1988 等长双头螺柱 c级 double end studs (clamping type)——product grade c
215 gb/t 954-1986 120°沉头铆钉 120°degree countersunk head rivets
216 gb/t 955-1987 波形弹性垫圈 wave spring washers
217 gb/t 956.1-1987 锥形锁紧垫圈 countersunk external toothed lock washers
218 gb/t 956.2-1987 锥形锯齿锁紧垫圈 countersunk serrated external toothed lock washers
219 gb/t 959.1-1986 挡圈技术条件——弹性挡圈 specifications for ring—circlips
220 gb/t 959.2-1986 挡圈技术条件——钢丝挡圈 specifications for ring—round wire snap rings
221 gb/t 959.3-1986 挡圈技术条件——切制挡圈 specifications for ring—cutting rings
222 gb/t 960-1986 夹紧挡圈 grip rings
223 gb/t 961-1988 单耳托板自锁螺母垫片 spacers for self-locking nuts,singlelug, anchor
224 gb/t 962-1988 双耳托板自锁螺母垫片 spacers for self-locking nuts,twolug, anchor
225 gb/t 963-1988 角形托板自锁螺母垫片 spacers for self-locking nuts,angle, anchor
226 gb/t 973-1976 十字槽扁圆头螺钉 screws,cross recessed,oval head
227 gb/t 974-1976 十字槽120°半沉头螺钉 screws,cross recessed,120°raised countersunk head
228 gb/t 975-1986 管状铆钉 pipe type rivets
229 gb/t 1007-1976 小六角较扁螺母 small hexagon medium thin nuts
230 gb/t 1009-1978 螺母专用技术条件 specified specifications for nuts
231 gb/t 1011-1986 大扁圆头铆钉 truss head rivets
232 gb/t 1012-1986 120°半沉头铆钉 120°degree oval countersunk rivets
233 gb/t 1013-1986 平锥头半空心铆钉 cone head semi-tubuler rivets
234 gb/t 1014-1986 大扁圆头半空心铆钉 truss head semi-tubuar rivets
235 gb/t 1015-1986 沉头半空心铆钉 countersunk head semi-tublar rivets
236 gb/t 1016-1986 无头铆钉 headless rivets
237 gb/t 1017-1978 铆钉专用技术条件 specified specifications for rivets
238 gb/t 1021-1976 角形垂直单耳止动垫圈 lock washers with angular upturn tab perpendicular to the lug
239 gb/t 1022-1976 角形单耳止动垫圈 lock washers with angular upturn tab in line to the lug
240 gb/t 1023-1976 角形垂直外舌止动垫圈 lock washers with angular upturn tab perpendicular to the external tab
241 gb/t 1024-1976 角形外舌止动垫圈 lock washers with angular upturn tab in line to the external tab
242 gb/t 1030-1988 内球面垫圈 inner sphere washers
243 gb/t 1047-1995 管道元件的公称通径 nominal size for pipe components
244 gb/t 1048-1990 管道元件公称压力 nominal pressure for pipe components
245 gb/t 1095-1979 平键 键和键槽的剖面尺寸 parallel keys——dimensions of cross sections and keyways
246 gb/t 1096-1979 普通平键 型式尺寸 plain parallel keys——types and dimensions
247 gb/t 1097-1979 导向平键 型式尺寸 feather keys——types and dimensions
248 gb/t 1098-1979 半圆键 键和键槽的剖面尺寸 semi-circular (woodruff) keys——dimensions of cross sections and keyways
249 gb/t 1099-1979 半圆键 型式尺寸 woodruff keys——types and dimensions
250 gb/t 1144-1987 矩形花键尺寸、公差和检验 straight-sided spline—dimensions tolerances and verification