MS21953B
TABLE II. Dimensions for contour and mounting end.
Type Fitting |
A .031 |
B Max 1/ |
c Max 2/ |
D Max 2/ |
F .0005 |
G .004 |
H .005 |
J .010 |
K .010 |
L .004 |
M .005 |
Low Flow |
.562 |
.636 |
.844 |
.995 |
.5000 |
.664 |
1.000 |
.797 |
.312 |
.249 |
.143 |
High Flow |
.812 |
.909 |
1.156 |
1.188 |
.8125 |
1.045 |
1.188 |
1.078 |
.375 |
.283 |
.175 |
1/ B radius is the max envelope dimension for forging draft, flash, and other projections on A radius.
2/ Dimensions c and D represent the max envelope which shall be large enough to meet final part dimensions.
REQUIREMENTS:
1. The requirements for acquiring the product described herein shall consist of this specification sheet and SAE AS4875/1.
2. Material: Aluminum alloy 7075-T73 per AMS-QQ-A-225/9. Aluminum alloy forging 7075-T73 per
AMS-QQ-A-367.
3. Finish: See acquisition standard SAE AS4875/1. Aluminum alloy 7075 fittings shall be dyed brown.
4. All machined surfaces shall be finished to 250 in Ra, unless otherwise specified. Surface finish shall be in accordance with ASME B46.1.
5. Fittings shall be free of all burrs and slivers. NOTES:
1. Dimensions in inches. Unless otherwise specified, tolerances: decimals .010, angles 1/2 .
2. Dimensions and tolerancing per ASME Y14.5.
3. Part Identification number (PIN)
Example of PIN: MS21953W4L
MS21953 W 4L
Basic part identifier
Material code "W" replaces the dash (-) for al alloy 7075.
Size 4 low flow fitting
5
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