JB/T 7384.7-1994 Fastener slot width plug gauge

This standard specifies the types and sizes of plug gauges for detecting the slot width of screws, nuts, wood screws, self-tapping screws and retaining rings. This standard applies to item 18 of table 2 of ZB J13 002.1, item 3 of table 1 of ZB J13 002.2, item 3 of table 2 of ZB J13 002.3, item 5 of table 1 of ZB J13 002.7. JB/T 7384.7-1994 Fastener slot width plug gauge JB/T7384.7-1994 standard download decompression password: www.bzxz.net

Machinery Industry Standard of the People's Republic of China
JB/T7384.1~7384.18-94
Special Inspection Fixtures for Fasteners
Issued on July 26, 1994
Ministry of Machinery Industry of the People's Republic of China
Implementation on July 1, 1995
Mechanical Industry Standard of the People's Republic of China
Fasteners
Slot Width Plug Gauge
1 Subject Content and Scope of Application
JB/T 7384.7—94
This standard specifies the types and sizes of slot width plug gauges for detecting screws, nuts, wood screws, self-tapping screws and retaining rings. This standard applies to item 18 of table 2 of ZBJ13002.1, item 3 of table 1 of ZBJ13002.2, item 3 of table 2 of ZBJ13002.3, item 5 of table 1 of ZBJ13002.7.
Referenced Standards
GB1957
Smoothness Limit Width Gauge
ZB J13 002.1
Test methods for fasteners
Dimensions and geometrical accuracy of bolts, screws, studs and nuts ZBJ13002.2 Test methods for fasteners Dimensions and geometrical accuracy of wood screws ZBJ13002.3 Test methods for fasteners Dimensions and geometrical accuracy of self-tapping screws ZBJ13002.7
3 Types and sizes
Test methods for fasteners Dimensions and geometrical accuracy of retaining rings The types and sizes of the screw slot width plug gauges shall be in accordance with the provisions of Figure 1 and Table 1, and the types and sizes of the nut slot width plug gauges shall be in accordance with the provisions of Figure 1 and Table 2; the types and sizes of the wood screw slot width plug gauges shall be in accordance with the provisions of Figure 1 and Table 3; the types and sizes of the self-tapping screw slot width plug gauges shall be in accordance with the provisions of Figure 1 and Table 4; the types and sizes of the retaining ring opening width plug gauges shall be in accordance with the provisions of Figure 1 and Table 5. Plug
Protective plate
Shrimp or source line
42 ($3)
Approved by the Ministry of Machinery Industry in 19940726
Implemented on 1995-07-01
Coal grain specifications
Basic size
Limit compensation difference
Basic size
Limit deviation
Thread specifications
Basic size
Limit difference
Basic size
Report limit deviation
Thread specifications
Basic size
Limit deviation
Basic size
Limit deviation
Thread specifications
Basic size
Stock extension deviation
Basic size
Grade limit deviation
JB/T 7384.7~94
.3. 31
+0,0245
M16M20
Nominal diameter
Basic size
Limit deviation
Basic size
Limit deviation
Thread specification
Basic limit
Limit deviation
Basic sizewww.bzxz.net
Limit deviation
Basic size
Limit deviation
+0, 011
JB/T 7384. 7-- 94
75~105
110~200
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