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National Stock Number:
1240-00-420-9123
Federal Supply Class:
1240
National Item Identification Number:
004209123
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.
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Manufacturer Information:
| 10541928 | 19200 | US ARMY ARDEC RDECOM | | 1240004209123 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 1240004209123 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |
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Techincal Specification:
| STYLE DESIGNATOR | SHOULDERED | | SHOULDER LENGTH | 0.313 INCHES MINIMUM AND | | 0.344 INCHES MAXIMUM | | TAPERED HOLE MINOR DIAMETER | 1.000 INCHES MINIMUM AND | | 1.005 INCHES MAXIMUM | | TAPER ANGLE IN DEG | 10.5 | | OVERALL LENGTH | 0.422 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | FLANGE DIAMETER | 1.328 INCHES MINIMUM AND | | 1.344 INCHES MAXIMUM | | SHOULDER THREAD SIZE | 1.188 IN.-32UNS-2A | | MATERIAL | PLASTIC PHENOLIC AND | | SILICA | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-14, TYPE MFE MIL SPEC SINGLE MATERIAL RESPONSE | | DRIVE TYPE | SLOTTED | | HOLE OR SLOT QUANTITY | 2 | | WIDTH | 0.060 INCHES MINIMUM AND | | 0.070 INCHES MAXIMUM | | DEPTH | 0.060 INCHES MINIMUM AND | | 0.070 INCHES MAXIMUM | | DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | SETSCREW NOTCH | NOT PROVIDED | | SPECIAL FEATURES | GROOVE ADJACENT TO SHOULDER THREAD,0.047 IN. W,0.047 IN. DEEP. | | FSC APPLICATION DATA | PERISCOPE,TANK M32,M32C,M35,M36 | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19200 | | DESIGN CONTROL REFERENCE | 10541928 |
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