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National Stock Number: 1640-00-443-6843
Federal Supply Class: 1640
National Item Identification Number: 004436843
Description: TURNBUCKLE BODY
Detail: A METAL LOOP, SLEEVE OR SOLID ITEM HAVING BOTH ENDS THREADED OR ONE END THREADED AND THE OTHER END DESIGNED TO ACCOMMODATE A SWIVEL. ITEMS WITH BOTH ENDS THREADED SHALL HAVE RIGHT HAND SCREW THREADS ON ONE AND LEFT HAND SCREW THREADS ON THE OTHER. IT IS A COMPONENT OF TURNBUCKLE. SEE ALSO TIE ROD, TENSIONING, THREADED END. FOR ITEMS SPECIFICALLY DESIGNED FOR AVIATION, SEE TURNBUCKLE BODY, AVIATION.
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Manufacturer Information:
21251-A5S | 22277 | BELL-MEMPHIS INC | MS21251-A5S | 00624 | EATON AEROQUIP LLC | MS21251A5S | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
BODY LENGTH | 4.000 INCHES NOMINAL | BODY STYLE | ROUND OPEN BODY | MATERIAL | ALUMINUM OVERALL | NOMINAL THREAD SIZE | 0.250 INCHES BODY | SURFACE TREATMENT | ANODIZE OVERALL | THREAD DIRECTION | LEFT-HAND ROD END | THREAD CLASS | 3B BODY | THREAD LENGTH | 4.000 INCHES NOMINAL OVERALL | THREAD SERIES DESIGNATOR | UNF BODY |
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