NSN 1240-00-209-5127

Part Details | OPTICAL ELEMENT RETAINER

1240-00-209-5127 A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED.

Alternate Parts: 11737432, 1240-00-209-5127, 00-209-5127, 1240002095127, 002095127

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12APR 13, 197300-209-512722451 ( RETAINER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES

RECESSED

Cross Reference | NSN 1240-00-209-5127
Part Number Cage Code Manufacturer
1173743219200US ARMY ARDEC RDECOM
Technical Data | NSN 1240-00-209-5127
Characteristic Specifications
STYLE DESIGNATOR RECESSED
HOLE DIAMETER1.125 INCHES MINIMUM AND 1.135 INCHES MAXIMUM
OVERALL LENGTH0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
THREAD SIZE1.312 IN.-32UNS-2A
MATERIAL STEEL CORROSION RESISTING
SURFACE TREATMENT PASSIVATE
DRIVE TYPE SLOTTED
HOLE OR SLOT QUANTITY2
DIAMETER1.303 INCHES MINIMUM AND 1.323 INCHES MAXIMUM
WIDTH0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
DEPTH0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
DRIVE FACILITY ANGULAR SPACING IN DEG180.0
SETSCREW NOTCH NOT PROVIDED
FSC APPLICATION DATARECEIVER-TRANSMITTER,LASER