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National Stock Number:
1240-00-764-0180
Federal Supply Class:
1240
National Item Identification Number:
007640180
Description:
EYESHIELD,OPTICAL INSTRUMENT
Detail:
A RESILIENT RUBBER ITEM, DESIGNED TO BE ATTACHED TO THE VIEWING APERTURE OF AN OPTICAL INSTRUMENT, TO MAINTAIN PROPER EYE DISTANCE AND TO PROTECT THE EYE(S) OF THE OBSERVER FROM STRAY LIGHT, WIND, AND/OR INJURY DUE TO SHOCK OF GUN FIRE OR SIMILAR DISTURBANCES. EXCLUDES VISOR, PERISCOPE.
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Manufacturer Information:
| 7640180 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| ATTACHMENT END INSIDE DIAMETER | 1.562 INCHES | | ATTACHMENT METHOD | RING | | FSC APPLICATION DATA | TELESCOPE,STRAIGHT | | OVERALL LENGTH | 1.578 INCHES MINIMUM AND 1.609 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-STD-417, GRADE RS410ABC2F2 MIL SPEC ALL MATERIAL RESPONSES | | MATERIAL | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER BUTADIENE-STYRENE CLASS SBR | | SPECIAL FEATURES | SIX HOLES 0.078 IN. DIA. ON PERIPHERY,SPACED 60 DEG APART,APPROX. 0.562 IN. FROM END OF ATTACHMENT END | | VIEWING END INSIDE DIAMETER | 1.093 INCHES |
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