NSN 1240-01-071-2592

Part Details | TANK PERISCOPE HEAD ASSEMBLY

1240-01-071-2592 The top section of a PERISCOPE, TANK, consisting of an inclosure which contains one or more mirror(s), and/or prism(s), and a window. It is readily removable to facilitate replacement.

Alternate Parts: 957F048052, 12266852, 1240-01-071-2592, 01-071-2592, 1240010712592, 010712592

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12FEB 04, 197901-071-259222416 ( HEAD ASSEMBLY, TANK PERISCOPE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-071-2592
Part Number Cage Code Manufacturer
957F04805234228L3 TECHNOLOGIES, INC.DBA L3 KEO
1226685219207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 1240-01-071-2592
Characteristic Specifications
SPECIAL FEATURESHEAD,OUTER;MATL:ALLOY CASTING 4340,ASTM A732 GRADE 10Q,HEAT TREAT TORC 30 TO 36;CASTING GAS TIGHT TO 40 PSIG;PROTECTIVE FINISH:IRON PHOSPHATE COAT PER TT-C-490,MTHD I,TYPE II;DIA 5 IN.;LENS OPENING;DIA 1.750;HOUSING UPPER DRIVE;MATL:CAST AL-BRONZE QQ-C-390,CL954 TYPE I,OPTIONAL,TYPE II OR TYPE III;CASTING MEET RQMTS OF SPEC MIL-C-6021,CLASS 4 GRADED;WINDOW ROUND:METRIC 51.0 DIA;BEVR=34.62;MATL:OPTICAL GLASS,SPEC MIL-G-174 GRB TYPE KS OR EQUIV;SUPPORT,MIRROR:MATL:ALUM CASTING A356.0T6,QQ-A-601;FINAL PROTECTIVE FINISH:ANODIZE PER MIL-A-8625,TYPE II,CLASS 2,DYEDBLACK;CASTING SPEC MIL-C-6021,CLASS 4;GRADE D;QUALITY ASSURANCE RQMTS 12266908 APPLY TO THIS DWG