INCH-POUND
MS33781B
9 JULY 1996
SUPERSEDING MS33781A
24 JUNE 1965
MILITARY SPECIFICATION SHEET RECESS, OFFSET CRUCIFORM,
DIMENSIONS OF RECESS, GAGE AND DRIVER FOR
This specification is approved for use by all Departments and Agencies of the Department of Defense.
The requirements for acquiring the product described herein shall consist of this specification sheet and the issue of the following specification listed in that issue of the Department of Defense Index of Specification and Standards (DODISS) specified in the solicitation: NONE
FIGURE 1. OFFSET CRUCIFORM RECESS(b)
Table I. Offset Cruciform Recess Dimensions (c) |
|||||||
Recess Size |
N |
G |
R |
Y |
|||
Max |
Min |
Max |
Min |
Max |
Min |
Tol |
|
0 |
.018 |
.016 |
.037 |
.033 |
.010 |
.000 |
.012 |
1 |
.044 |
.040 |
|||||
2 |
.052 |
.048 |
|||||
3 |
.021 |
.018 |
.059 |
.055 |
|||
4 |
.023 |
.020 |
.067 |
.063 |
.018 |
.008 |
|
5 |
.026 |
.023 |
.075 |
.071 |
|||
6 |
.029 |
.026 |
.082 |
.078 |
.030 |
.016 |
|
8 |
.034 |
.031 |
.096 |
.092 |
|||
10 |
.039 |
.036 |
.111 |
.107 |
.040 |
.023 |
|
1/4 |
.051 |
.048 |
.147 |
.143 |
.016 |
||
5/16 |
.064 |
.061 |
.184 |
.180 |
.052 |
.031 |
|
3/8 |
.076 |
.073 |
.220 |
.216 |
|||
7/16 |
.089 |
.086 |
.256 |
.252 |
.072 |
.048 |
|
1/2 |
.102 |
.098 |
.292 |
.288 |
.089 |
.062 |
|
9/16 |
.115 |
.111 |
.328 |
.324 |
.108 |
.078 |
.024 |
5/8 |
.127 |
.123 |
.365 |
.361 |
(a) The specific part standard or drawing which specifies this recess drive referencing this document shall specify values for dimensions J, W, T, and depth GAGE PENETRATION, if the values specified herein are not compatible with the part configuration or performance requirements.
(b) These recesses are also produced and marketed by the Licensees of Phillips Screw Company under the designation of Torq-Set .
(c) For dimensions of ribbed recesses, sizes 6 through 5/16 inch, see MS14191.
AMSC N/A 1 of 7 FSC 53GP DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
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