NSN 1240-00-420-9122 10516720, 00-420-9122, 004209122
Product Details | OPTICAL ELEMENT RETAINER
1240-00-420-9122 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.20312400038Optical Sighting and Ranging Equipment58550055Night Vision Equipment, Emitted and Reflected Radiation66500063Optical Instruments, Test Equipment, Components and Accessories
Part Alternates: 10516720, 1240-00-420-9122, 00-420-9122, 1240004209122, 004209122
Fire Control Equipment | Optical Sighting and Ranging Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | 12 MAR 1969 | 00-420-9122 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
Drawings & Photos | NSN 1240-00-420-9122
Cross Reference | NSN 1240-00-420-9122
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 10516720 | 19200 | US ARMY ARDEC RDECOM |
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Related Products | NSN 1240-00-420-9122
Technical Data | NSN 1240-00-420-9122
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | F3 RECESSED |
| HOLE DIAMETER | 1.000 INCHES MINIMUM AND 1.005 INCHES MAXIMUM |
| OVERALL LENGTH | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| RECESS ANGLE IN DEG | 160.0 |
| RECESS DEPTH | 0.022 INCHES NOMINAL |
| THREAD SIZE | 1.312 IN.-32UNS-2A |
| MATERIAL | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T351 |
| SURFACE TREATMENT | ANODIZED, MIL-A-8625, TYPE 2, CLASS 2 |
| DRIVE TYPE | SLOTTED |
| HOLE OR SLOT QUANTITY | 2 |
| WIDTH | 0.062 INCHES MINIMUM AND 0.078 INCHES MAXIMUM |
| DEPTH | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 |
| INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| SETSCREW NOTCH | NOT PROVIDED |
| III FSC APPLICATION DATA | PERISCOPE,TANK M32,M32C,M35,M36 |
| MANUFACTURERS CODE | 19200 |
| DESIGN CONTROL REFERENCE | 10516720 |
Restrictions/Controls & Freight Information | NSN 1240-00-420-9122
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 013120 | ALUMINUM ARTICLE NOI SUB 6 |
| Less than car load rating | ||
| Less than truck load rating | J | 100.2 |
| Water commodity Code | 72D | unknown |
| Originating Activity Code | BG | RDECOM-ECBC-RI Rock Island, IL 61299 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | E | Engineer supplies, other than those listed under code B. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |