|
|
FED. SUP CLASS
5305
|
APPROVED 7 MAY 1958 REVISED .A. 6 MAR 1964 .B.29 DEC 1972
|
|
|
|
NOMINAL SIZE
|
|
.086
|
.112
|
.138
|
.164
|
.190
|
.250
|
.3125
|
.375
|
.500
|
|
|
THREADS PER INCH (UNC_3A)
|
|
56
|
40
|
32
|
32
|
24
|
20
|
18
|
16
|
13
|
|
J
|
SOCKET WIDTHACROSS FLATS
|
NOW
|
.035
|
.050
|
.062
|
.078
|
.094
|
.125
|
.156
|
.188
|
.250
|
|
P
|
POINT DIAMETER
|
MAXMIN
|
.057 .053
|
.075 .070
|
.092 .087
|
.109 .103
|
.127 .120
|
.156 .149
|
.203 .195
|
.250 .241
|
.344 .334
|
|
Q
|
POINT LENGTH
|
MAXMIN
|
.024 .020
|
.030 .026
|
.038 .032
|
.043 .037
|
.049 .041
|
.067 .059
|
.082 .074
|
.099 .089
|
.130 .120
|
|
L
|
LENGTH
|
TOL
|
DASH NUMBER
|
|
|
.125
.188
.250
.312
.375
.500
.625
|
+.010
|
1*
2*
3*
|
9*
10*
11*
12*
|
18*
19*
20*
21*
22*
23*
|
29*
30*
31*
32*
33*
|
39*
40*
41*
42*
43*
|
49*
50*
51*
52*
53*
|
61*
62*
63*
64*
65*
|
73*
74*
75*
76*
|
84*
85*
86*
|
|
|
.750
1.000
|
+.020
|
|
|
|
|
|
54*
55*
|
66*
67*
|
77*
78*
|
87*
88*
|
- Indicates manufacturer's non stock production items.
Notes:
-
|
MATERIAL :
|
Corrosion-Resisting steel, 300 Series, in accordance with procurement specification. |
-
|
PROTECTIVE COATING:
|
Passivate in according with qq-p-35. |
-
|
THREADS:
|
The threads shall be in accordane with MIL_S_7742. |
-
|
MAGNETIC PERMEABBILITY: |
These setscrews have a mangnetic permeability of 2.0 mx (air = 1.0)
for a field strength of H = 200 aersteds, when using a magnetic indicator
per MIL-I_17214. |
-
|
DIMENTIONS: | All dimensions are in inches, unless otherwise specidied. |
-
|
PART NUMBER: | The MS part number consists of the MS number, plus the dash number.
Example: MS51042_1. |
-
|
Referenced douments shall be of the issue in effect on date of invitations for bid. |
-
|
For design feature purposes, this standard takes precedence over procurement documents referenced herein. |
INTERCHANGEABILITY
-
Screws covered by the dash numbers given ini MS51046 are cancelled after 6 March 1964 and superseded by the srews covered on MS51045 having same dash nuber. Cancelled screw may be used until existing stocks are depleted. Use only MS51045 screws for new design.
|
|
P.A WC
Order Cust
82
|
TITLE
SETSCREW - HEXAGON SOCKET, HALF-DOG POINT,
CORROSION - RESIST STEEL, PASSIVATED,
UNC - 3A
|
MILITARY STANDARD
|
|
MS 51045
|
|
PROCUREMENT SPECIFICATION
FF-S-200
|
SUPERSEDES MS51046
|
SWEET 1 of 1
|
(800) 722-5525