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National Stock Number:
5975-01-461-6525
Federal Supply Class:
5975
National Item Identification Number:
014616525
Description:
HOUSING SECTION
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Manufacturer Information:
| 11456111 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| OVERALL HEIGHT | 3.485 INCHES MINIMUM AND 3.505 INCHES MAXIMUM | | OVERALL LENGTH | 6.950 INCHES MINIMUM AND 6.990 INCHES MAXIMUM | | OVERALL WIDTH | 3.910 INCHES MINIMUM AND 3.970 INCHES MAXIMUM | | MATERIAL | ALUMINUM | | SPECIAL FEATURES | ALTERNATE CONSTRUCTION CAST HIGH STRENGTH ALUMINUM A356.0, CLASS II, GRADE-D (MIL-A-21180); PINS 0.060/0.090 IN. DIAMETER NOMINAL 6061-T6 ALUMINUM QQ-A-200/8; 25 PERCENT OF TOTAL PINS MAY BE DEFORMED WITH MATERIAL LOSS OF EACH PIN NOT TO EXCEED 80 PERCENT OF ITS AREA; MISSING PINS ARE PERMISSABLE NOT TO EXCEED 15 PERCENT OF THE 25 PERCENT TOTAL; AFTER DIP BRAZING (MIL-B-7883, GRADE-B) CHROMATE CHEMICAL FILM IS APPLIED(MIL-C-5541, CLASS-1A); WELD (MIL-STD-2219, CLASS-C) USING FILLER ALLOY 4043 (ANS A5.10); AFTER BRAZING AND WELDING, SOLUTION HEAT TREATED AND TEMPERED TO T4 CONDITION (MIL-H-6088) | | SURFACE TREATMENT | CHROMATE |
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