AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Retainer Optical El |
| Federal Supply Group (FSG) | Fire Control Equipment |
| Federal Supply Class (FSC) | 1240 Optical Sighting And Ranging Equipment |
| National Item Identification Number (NIIN) | 00-155-3343 (001553343) |
| NCB Code | USA (00) |
| Manufacturer | Navair And Navsea Managed, Alliant Techsystems Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKT | Hole Or Slot Quantity | 2 |
| ABHP | Overall Length | 0.200 INCHES NOMINAL |
| ABMH | Recess Depth | 0.150 INCHES NOMINAL |
| BMTS | Internal Annular Serration | NOT PROVIDED |
| MATT | Material | COPPER ALLOY |
| AAUB | Hole Diameter | 0.188 INCHES NOMINAL |
| ABUJ | Thread Size | 0.438 IN.-20 |
| ABGL | Width | 0.060 INCHES NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| BMTR | Guide Location | EDGE OPPOSITE DRIVE EDGE |
| BMTT | Setscrew Notch | NOT PROVIDED |
| BMTN | Drive Facility Angular Spacing In Deg | 180 |
| BMTQ | Guide Design | THREAD RELIEF |
| AEJZ | Depth | 0.050 INCHES NOMINAL |
| BPNC | Hole Chamfer Angle In Deg | 0 |
| BPND | Hole Chamfer Diameter | 0.188 INCHES NOMINAL |
| AKCV | Drive Type | SLOTTED |
| ABME | Recess Angle In Deg | 30 |
| STYL | Style Designator | RECESSED |
| AGAV | End Item Identification | TELESCOPE MK79 |
| Relevant Components for NSN - 1240-00-155-3343, 1240001553343 | ||||
| 1240-01-613-5730 (1240016135730) | 1285-00-412-8060 (1285004128060) | 1260-00-898-4681 (1260008984681) | 1290-00-346-8168 (1290003468168) | |
| 1220-00-381-8911 (1220003818911) | 1285-00-220-2647 (1285002202647) | 1210-00-381-5307 (1210003815307) | 1265-00-152-7947 (1265001527947) | |
| 1290-01-372-5262 (1290013725262) | 1240-00-130-9547 (1240001309547) | 1270-00-606-7309 (1270006067309) | 1240-01-204-7772 (1240012047772) | |
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