|
|
|
National Stock Number:
1240-00-994-9200
Federal Supply Class:
1240
National Item Identification Number:
009949200
Description:
RETAINER,OPTICAL ELEMENT
Detail:
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.
|
Manufacturer Information:
| 8619885 | 05584 | AUTODYNE MANUFACTURING CO INC | | 8619885 | 11934 | SEILER INSTRUMENT AND MANUFACTURING COMPANY, INCORPORATED | | 8619885 | 19200 | US ARMY ARDEC RDECOM | | 8619885 | 27777 | L3 TECHNOLOGIES, INC. | | 8619885 | 2S308 | FREEHOLD MANUFACTURING ASSEMBLY COMPANY, INC. |
|
Techincal Specification:
| STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 1.469 INCHES MINIMUM AND | | 1.470 INCHES MAXIMUM | | OVERALL LENGTH | 0.234 INCHES NOMINAL | | RECESS DIAMETER | 1.640 INCHES MINIMUM AND | | 1.645 INCHES MAXIMUM | | RECESS DEPTH | 0.1406 INCHES NOMINAL | | THREAD SIZE | 1.7188 IN.-32 INS-3A | | COUNTERBORE TAPER ANGLE IN DEG | 63.0 | | HOLE CHAMFER ANGLE IN DEG | 45.0 | | MATERIAL | ALUMINUM ALLOY, QQ-A-267, O-CANCELED | | SURFACE TREATMENT | ENAMEL | | DRIVE TYPE | SLOTTED | | HOLE OR SLOT QUANTITY | 2 | | WIDTH | 0.031 INCHES NOMINAL | | DEPTH | 0.031 INCHES NOMINAL | | DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | SETSCREW NOTCH | NOT PROVIDED | | FSC APPLICATION DATA | PERISCOPE,INTEGRATED WITH FIRE CONTROL EQUIPMENT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19200 | | DESIGN CONTROL REFERENCE | 8619885 |
|
|