Part Number
Part Number:
NSN:
NIIN:
Item Name:
RING , RETAINING , OPTICAL ELEMENT
Definition:
A CYLINDRICAL ITEM HAVING AN INTERNALLY FLANGED DIAMETER DESIGNED TO RETAIN A LENS OR WINDOW IN THE OBJECTIVE END, OR A DIOPTER SCALE AT THE VIEWING END OF AN OPTICAL INSTRUMENT. IT MAY HAVE ONE OR MORE OF THE FOLLOWING CHARACTERISTICS: INTERNAL THREAD OR MACHINED FOR A PRESS FIT, METHOD OF SECURING, AND/OR KNURLED PERIPHERY. FOR EXTERNALLY THREADED ITEMS, SEE RETAINER, OPTICAL ELEMENT. EXCLUDES CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; AND RING, RETAINING.
CAGE Information
| Code | Company |
|---|---|
| 19200 | U S ARMY ARMAMENT RESEARCH & DEVELOP |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ALGC | MOUNTING CONFIGURATION | NONE 0.086 /NO. 2/-64 UNF-3B SETSCREW |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNS |
| ABVL | APERTURE DIAMETER | 2.433 INCHES NOMINAL |
| SURF | SURFACE TREATMENT | ANODIZED |
| ABET | THREAD LENGTH | 0.250 INCHES |
| BPDQ | KNURLED PERIPHERY | NOT PROVIDED |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABKV | OUTSIDE DIAMETER | 2.750 INCHES NOMINAL |
| BMTL | INTERNAL FLANGE THICKNESS | 0.125 INCHES NOMINAL |
| MATL | MATERIAL | ALUMINUM ALLOY, WW-T-700, TEMPER T3 |
| ABUJ | THREAD SIZE | 2.625 IN.-48 |
| ABHP | OVERALL LENGTH | 0.406 INCHES NOMINAL |
| APJC | THREAD LOCATION | INTERNAL |
| AAJD | THREAD CLASS | 2B |