MS21253S-2007 CLEVIS END, TURNBUCKLE, CLIP LOCKING (FOR BEARING).pdf

√CH-POUN
MS21253S
12 October 2007
SUPERSEDING
MS21253R
20 November 2002
DETAIL SPECIFICATION SHEET
CLEVIS END, TURNBUCKLE, CLIP LOCKING (FOR BEARING
This specification is approved for use by all Departments and Agencies of the Department
Defense
The requirements for acquiring the product described herein shall consist of this specification
sheet, MIL-DTL-8878, and QPL-8878
(NOTE 8)
C4A MAX
?10の?A
010
.010入
NOTE
1. G dimension should be inspected below cross-hole
FIGURE 1. Clevis end, turnbuckle,clip locking(for bearing)
AMSC N/A
FSC 1640
MS21253S
Table I Dash numbers and dimensions
Dash number
Wire rope
Minimum
Thread
a king
+0.000「+0.002+0.010
Direction of thread
strength
0.006
0.000
-0.005
RII
T IT Nominal Minimum
rclerencc
reference
3RS
3/32
0.093
1.600
MS27640-KP3「0.1900(4#10)-32「01390.190
0.500
3RI
-4RS
AlS
1/8
0.125
2,200
0.2500(1/4)-28
0.19
MS27640-KP4
0.250
0.750
-SS
5LS
5/3
0.156
3.200
-5LL
6RS
-6LS
0.3125(5/16)240.249
3/16
0.187
4.600
MS27640-KP5
0.313
0.813
Table I. Dash numbers and dimensions-continued
Dash number
M
SOS
Y
+0.010
radius
+0.047
+0.031
Direction of thread
0).000
-0.110
M
M1
-3RS
2.312
3RI
3L1
0.3121.062「0.0310.16380.156810.7500.156「0.500
3.187
-4RS
2.562
0.2224
0.2152
0.625
0.5001.188
0.875
SRS
0.047
0.188
2.687
-SRL
5LL
3.562
GRS T-LS T
0.750
0.5631.313
1.000
2.750
6RT
3.625
1/Tncludcs last full thread cngagcmcnt
REQUIREMENTS
1 Material Material shall be in accordance with MIL-DTL-8878
2 Protective treatment: Protective treatment shall be in accordance with
MIIL-DTL-8878
Heat treatment: Heat Treatment shall be in accordance with MIL-DTL-8878
4. Finish: Finish shall be in accordance with MIL-DTL-8878
5 Threads: Threads shall be in accordance with FED-STD-H28/20
6. Tolerances: Unless otherwise specified, tolerances: decimals +0.010, angles +0.5
7. Outside diameter(O D): O D. of the"J"dimension may be a flat area
MS21253S
NOTES
bu a This section contains information of a general or explanatory nature that may be helpful
ratory
1. The part or identifying number(PIN )consists of the letters MS, the specification shee
number and a dash number taken from table I A "C in lieu of dash indicates 17-4PH: a dash
indicates carbon or alloy steel. The first letter following the dash number or letter C indicates
direction of thread(left or right hand )and the second letter indicates length( short or long)
EXAMPLE: MS21253-3RL
Dash number(see table D)
Use"Ctr for 17-4PH
or a dash for carbon or alloy steel
Specification sheet number
MS prefix
MS21253C3LS Indicates-clevis end, 17-4PH, 0.1900(#10)-32 left hand thread, short
MS21253-3RL Indicates -Clevis end, steel, 0.1900(#10)-32 right hand thread, long
2. Remove burrs and sharp edges. (See MIL-DTL-8878
3. Dimensions are in inches
4. Interpret drawing in accordance with ASME Y14.5M
5, In