Part Number
Definition:
A TUBULAR SHAPED ITEM DESIGNED TO MAINTAIN A PREDETERMINED DISTANCE BETWEEN OPTICAL ELEMENTS, SUCH AS LENSES, RETICLES, AND THE LIKE. THE BORE MAY BE STRAIGHT, TAPERED OR COUNTERBORED, AND MAY HAVE ANNULAR SERRATIONS TO CONVERGE OR DIVERGE LIGHT RAYS. THE SURFACES, WHICH MATE WITH THE OPTICS, ARE USUALLY CHAMFERED, CONCAVE, AND/OR HAVE A SPECIFIED FINISH DESIGNATION IN THE RANGE OF 1 TO 125 MICROINCHES ARITHMETICAL AVERAGE (AA). SEE ALSO SPACER, SLEEVE AND CELL, OPTICAL ELEMENT.
CAGE Information
| Code | Company |
|---|---|
| 04939 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Federal Supply Class
Title
OPTICAL INSTRUMENTS, TEST EQUIPM
Inclusions:
INCLUDES BINOCULARS; MAGNIFIERS; MICROSCOPES; PERISCOPES; TELESCOPES; OPTICAL ELEMENTS; SUCH AS LENS, PRISMS, WINDOWS; OPTICAL BENCHES AND ASSOCIATED DEVICES; ENDOSCOPES, FIBER OPTICS (NON-MEDICAL).
Exclusions:
EXCLUDES FIRE CONTROL INSTRUMENTS, OPTICAL; SURVEYING INSTRUMENTS, OPTICAL; PHOTOGRAMMETRIC INSTRUMENTS; OCTANTS; AND SEXTANTS; OPTICAL INSTRUMENTS INTEGRATED WITH FIRE CONTROL EQUIPMENT; OPTHALMOLOGICAL INSTRUMENTS; ELECTRONIC FIBER OPTIC TEST EQUIPMENT; MEDICAL ENDOSCOPES.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| FEAT | SPECIAL FEATURES | 63,125 MICROINCH FINISH AS REQUIRED |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| ADAR | BODY OUTSIDE DIAMETER | 2.625 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | SPACER |
| ABHP | OVERALL LENGTH | 0.228 INCHES NOMINAL |