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National Stock Number:
3020-01-487-7838
Federal Supply Class:
3020
National Item Identification Number:
014877838
Description:
GEAR RACK
Detail:
A BAR-LIKE ITEM WITH GEAR TEETH ON ONE FACE FOR ENGAGING WITH A SPUR, BEVEL, OR WORM GEAR, OR THE LIKE. IT IS SPECIFICALLY DESIGNED FOR STRAIGHT LINE MOTION.
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Manufacturer Information:
| 7069909 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 721-7069909-26 | 53711 | NAVAL SEA SYSTEMS COMMAND | | H861-1505-26 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A564 TY-630 COND H1100 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | III MATERIAL | STEEL COMP 630 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | PISTON RACK | | PITCH HEIGHT | 2.4940 INCHES MINIMUM AND 2.4960 INCHES MAXIMUM | | PRESSURE ANGLE | 20.0000 DEGREES | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL OUTSIDE DIAMETER | 2.989 INCHES | | NOMINAL OVERALL LENGTH | 14.500 INCHES | | NOMINAL THICKNESS | 0.438 INCHES | | SPECIAL FEATURES | NHA H861-1505-A1 AND 721-7069909-A1; RACK AND PISTON ARE MADE FROM ONE PIECE OF 5.000 IN DIA ROUND BAR. 1ST END IS 2.998 IN MIN - 2.990 IN MAX DIA WITH GROOVE CUT 0.280 IN FROM END FOR ITEMS 40 AND 41 O-RING PACKING AND BACKUP RING, GROOVE DIA 2.619 IN DIA MIN - 2.621 IN MAX; ONE HOLE 0.391 IN DIA DRILLED IN CENTER TO A DEPTH OF 1.380 IN WITH A 0.125 IN DIA HOLE DRILLED THRU LENGTH OF SHAFT; SECOND END IS 4.737 IN MIN - 4.739 MAX DIA WITH GROOVE CUT 0.280 IN FROM END FOR ITEMS 38 AND 39 O-RING PACKING AND BACKUP RING, GROOVE DIA 4.369 IN MIN - 4.371 IN MAX. | | STYLE DESIGNATOR | ROUND | | TEETH QUANTITY | 9 | | TEETH TYPE | SPUR |
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