| 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) | 01-050-4810 (010504810) |
| NCB Code | USA (01) |
| Manufacturer | Recon Optical Inc, Drs Sustainment Systems Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| BPNG | SHOULDER THREAD SIZE | 4.000IN.-6 |
| SR-5 | THE MANUFACTURERS DATA | |
| AKCV | DRIVE TYPE | DRILLED HOLE |
| SR-5 | DESIGN CONTROL REFERENCE | 12266637 |
| AATX | SHOULDER LENGTH | 1.034 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 3.490 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 1.484 INCHES NOMINAL |
| SR-5 | MANUFACTURERS CODE | 19207 |
| ABKK | FLANGE DIAMETER | 4.930 INCHES NOMINAL |
| ABKT | HOLE OR SLOT QUANTITY | 8 |
| MATL | MATERIAL | ALUMINUM ALLOY, 6061 |
| ABMZ | DIAMETER | 0.147 INCHES NOMINAL |
| AEJZ | DEPTH | 0.150 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | SHOULDERED |
| BMTN | DRIVE FACILITY ANGULAR SPACING IN DEG | 45.0 |
| BMTQ | GUIDE DESIGN | THREAD CHAMFER |
| BMTR | GUIDE LOCATION | DRIVE EDGE |
| BMTS | INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| BMTT | SETSCREW NOTCH | NOT PROVIDED |
| SURF | SURFACE TREATMENT | ANODIZED |
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