NSN 1240-00-210-4396 1390118, 789PC4, 00-210-4396
Product Details | OPTICAL ELEMENT RETAINER
1240-00-210-4396 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: 1390118, 789PC4, 1240-00-210-4396, 00-210-4396, 1240002104396, 002104396
Fire Control Equipment | Optical Sighting and Ranging Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | 01 JAN 1963 | 00-210-4396 | 22451 ( RETAINER, OPTICAL ELEMENT ) |
Drawings & Photos | NSN 1240-00-210-4396
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Technical Data | NSN 1240-00-210-4396
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | F1 RECESSED |
| HOLE DIAMETER | 1.457 INCHES MINIMUM AND 1.462 INCHES MAXIMUM |
| OVERALL LENGTH | 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
| RECESS DIAMETER | 1.541 INCHES MINIMUM AND 1.543 INCHES MAXIMUM |
| RECESS DEPTH | 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| THREAD SIZE | 1.874 IN.-32 |
| HOLE CHAMFER ANGLE IN DEG | 0.0 |
| HOLE CHAMFER DIAMETER | 1.457 INCHES MINIMUM AND 1.462 INCHES MAXIMUM |
| MATERIAL | ALUMINUM ALLOY |
| SURFACE TREATMENT | ANODIZED BLACK |
| DRIVE TYPE | DRILLED HOLE |
| HOLE OR SLOT QUANTITY | 4 |
| DIAMETER | 0.079 INCHES NOMINAL |
| DEPTH | 0.250 INCHES NOMINAL |
| DRIVE FACILITY ANGULAR SPACING IN DEG | 90.0 |
| RADIUS FROM GEOMETRIC AXIS TO HOLE CENTER | 0.856 INCHES MINIMUM AND 0.862 INCHES MAXIMUM |
| INTERNAL ANNULAR SERRATION | NOT PROVIDED |
| GUIDE DESIGN | THREAD CHAMFER |
| GUIDE LOCATION | BOTH EDGES |
| SETSCREW NOTCH | NOT PROVIDED |
| III END ITEM IDENTIFICATION | TELESCOPE |
Restrictions/Controls & Freight Information | NSN 1240-00-210-4396
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| NMF Description | 095190 | HARDWARE, NOI SUB 9 |
| Less than car load rating | ||
| Less than truck load rating | Q | 70.0 |
| Water commodity Code | 72D | unknown |
| Originating Activity Code | XX | |
| 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 |
Management | NSN 1240-00-210-4396
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9N | Navy-owned stocks of defense electronic material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9E | Defense Supply Center Columbus Columbus, OH 43218 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |