Part Number
Part Number:
NSN:
NIIN:
Item Name:
RETAINER , OPTICAL ELEMENT
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 89954 | BAE SYSTEMS CONTROLS INC. DBA PLATFO |
Federal Supply Class
Title
OPTICAL SIGHTING AND RANGING EQU
Inclusions:
INCLUDES PERISCOPES FOR SUBMARINES; RANGE AND HEIGHT FINDERS; TELESCOPIC SIGHTS; OPTICAL INSTRUMENTS INTEGRATED WITH FIRE CONTROL EQUIPMENT.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABUJ | THREAD SIZE | 4.375 IN.-32 UNS-2B |
| BMTT | SETSCREW NOTCH | NOT PROVIDED |
| BMTQ | GUIDE DESIGN | THREAD CHAMFER |
| SURF | SURFACE TREATMENT | ANODIZED BLACK |
| ABGL | WIDTH | 0.070 INCHES NOMINAL |
| MATL | MATERIAL | ALUMINUM ALLOY, WW-T-700/6, ALLOY 6061, T6, TYPE 1 |
| ABMD | RECESS DIAMETER | 4.100 INCHES MINIMUM AND 4.120 INCHES MAXIMUM |
| BPNC | HOLE CHAMFER ANGLE IN DEG | 45.0 |
| ZZZV | FSC APPLICATION DATA | AIRCRAFT GUNNERY FIRE CONTROL SYSTEM |
| AKCV | DRIVE TYPE | SLOTTED |
| BPND | HOLE CHAMFER DIAMETER | 4.220 INCHES MINIMUM AND 4.240 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 4.280 INCHES NOMINAL |
| BMTR | GUIDE LOCATION | EDGE OPPOSITE DRIVE EDGE |
| ABHP | OVERALL LENGTH | 0.195 INCHES NOMINAL |
| ABMH | RECESS DEPTH | 0.180 INCHES NOMINAL |
| BMTS | INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| ABKT | HOLE OR SLOT QUANTITY | 4 |
| STYL | STYLE DESIGNATOR | RECESSED |
| AEJZ | DEPTH | 0.035 INCHES NOMINAL |
| BMTN | DRIVE FACILITY ANGULAR SPACING IN DEG | 90.0 |