|
|
|
National Stock Number:
1240-01-190-1125
Federal Supply Class:
1240
National Item Identification Number:
011901125
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:
| 8615958 | 19200 | US ARMY ARDEC RDECOM |
|
Techincal Specification:
| DRIVE TYPE | SLOTTED | | DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | DEPTH | 0.057 INCHES NOMINAL | | FLANGE THREAD SIZE | 1.750 IN.-32UNS | | GUIDE DESIGN | THREAD RELIEF | | GUIDE LOCATION | EDGE OPPOSITE DRIVE EDGE | | HOLE DIAMETER | 1.490 INCHES NOMINAL | | HOLE OR SLOT QUANTITY | 1 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.350 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-8606, COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 321 | | SETSCREW NOTCH | NOT PROVIDED | | SHOULDER DIAMETER | 1.687 INCHES NOMINAL | | SHOULDER LENGTH | 0.090 INCHES NOMINAL | | STYLE DESIGNATOR | SHOULDERED | | SURFACE TREATMENT | OXIDE | | WIDTH | 0.057 INCHES NOMINAL |
|
|