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		                        | National Stock Number:
 1680-01-453-8897
 
 Federal Supply Class:
 1680
 
 National Item Identification Number:
 014538897
 
 Description:
 BALLSCREW ASSEMBLY
 
 Detail:
 A SELF-CONTAINED POWER TRANSMITTING DEVICE DESIGNED TO CONVERT ROTARY MOTION TO LINEAR (STRAIGHT LINE) MECHANICAL MOVEMENT. MUST BE COMPRISED OF A BALL NUT, PILLOW BLOCK(S), SCREW SHAFT AND SUCH ACCESSORIES AS REQUIRED FOR THE SPECIFIC MOVING AND POSITIONING OF OTHER COMPONENTS.
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 Manufacturer Information:
 
 | B15345B-1A | 088K1 | BEAVER AEROSPACE & DEFENSE, INC. |  | B15345B-1A | 99167 | HAMILTON SUNDSTRAND CORPORATION | 
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 Techincal Specification:
 
 | BODY LENGTH | 46.200 INCHES NOMINAL |  | SPECIAL FEATURES | MATERIAL - 9310 CONSUMABLE ELECTRODE VACUUM MELTED STEEL PER SUNDSTRANDMS-10-1-01; HEAT TREAT - CARBURIZED, BALL THREADS TO BE HARDENED RW/E 58-62 PER BPP-H-200, CORE RW/E 37 MIN.; BALLTHREAD DATA - BALL DIA .390, THREADS PER INCH 2 1/16 RH, HELIX ANGLE 1 DEG 15 FT 49 IN.; EXTERNAL INVOLUTE SPLINE DATA DIAMETRAL PITCH 8/16, PRESSURE ANGLE 30 DEG, NUMBER OF TEETH 51, PITCH DIA 6.3750, MAJOR IDA 6.4710/6.4660, MINOR DIA 6.2210/6.2030, BASE DIA 5.5209, FORM DIA 6.2372, MEAS OVER PINS 6.7477/6.7374, PIN DIA .2400; CIRCULAR TOOTH THICKNESS - MAX EFFECTIVE .1944, MIN ACTUAL .1901, MAX ACTUAL .1920, MINEFFECTIVE .1925 | 
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