NSN 1240-01-079-3049 12282212, 01-079-3049, 010793049

Product Details | OPTICAL ELEMENT RETAINER

1240-01-079-3049 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: 12282212, 1240-01-079-3049, 01-079-3049, 1240010793049, 010793049

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
12	01 JUL 1979	01-079-3049	22451 ( RETAINER, OPTICAL ELEMENT )

Drawings & Photos | NSN 1240-01-079-3049

Part Number	Request Date	QTY	Origin
1240-01-079-3049	2019-09-267	219	DIBBS
1240-01-079-3049	2019-01-17	112	DIBBS
1240-01-079-3049	2018-08-224	90	DIBBS
1240-01-079-3049	2018-07-204	170	DIBBS
1240-01-079-3049	2018-07-193	170	DIBBS

Cross Reference | NSN 1240-01-079-3049

Part Number	Cage Code	Manufacturer
12282212	19200	US ARMY ARDEC RDECOM

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Related Products | NSN 1240-01-079-3049

1240-01-079-3050, 1240-01-079-3051, 1240-01-079-3053, 1240-01-079-4251, 1240-01-079-4636

Technical Data | NSN 1240-01-079-3049

Characteristic	Specifications
STYLE DESIGNATOR	F3 RECESSED
HOLE DIAMETER	2.750 INCHES NOMINAL
OVERALL LENGTH	0.220 INCHES NOMINAL
RECESS ANGLE IN DEG	45.0
RECESS DEPTH	0.190 INCHES NOMINAL
THREAD SIZE	A3.250
MATERIAL	ALUMINUM ALLOY, QQ-A-225/6
DRIVE TYPE	SLOTTED
HOLE OR SLOT QUANTITY	2
DIAMETER	0.030 INCHES NOMINAL
INTERNAL ANNULAR SERRATION	NOT PROVIDED
GUIDE DESIGN	THREAD CHAMFER
SETSCREW NOTCH	NOT PROVIDED
III END ITEM IDENTIFICATION	XM1 GPS;XM1 TANK
MANUFACTURERS CODE	19200
DESIGN CONTROL REFERENCE	12282212

Restrictions/Controls & Freight Information | NSN 1240-01-079-3049

Restrictions
Freight

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:	B	Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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	058110	OPTICAL GOODS OR INSTRUMENTS NOI
Less than car load rating	D	200
Less than truck load rating	D	200.0
Water commodity Code	744	unknown
Originating Activity Code	BF	U.S. Army Armament and Chemical Acquisition and Logistics Activity Rock Island, IL 61299-6000
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	M	Medical supplies, equipment, samples records, etc.
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 1240-01-079-3049

Army
Marines

Category	Code	Description
Materiel Category and Inventory Manager	Q	Electronics Materiel (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	J	Tanks
Weapons Systems/End Item or Homogeneous Group	JE	Tank, M1 Abrams Family of Vehicles (FOV)
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice Codes	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

Category	Code	Description
Stores Account Code	1	Marine Corps Stock Fund Account Item.
Combat Essentiality Code	5	Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management Code	1	Ammunition and Ordnance Materiel10; 11; 12; 13 except 1336, 1337, 1338; 2350; 3470; 4925; 4931; 4933; 6650
Echelon Management Code	6	ICP/DSSCs Weapon system-oriented consumable items assigned to another Service/Agency for integrated materiel management which are managed by the ICP on a complex basis and which have not been decontrolled by the Integrated Materiel Manager.
Source of Supply	B14	US Army Armament and Chemical Acquisition and Logistics Activity ATTN: AMSTA-AC Rock Island, IL 61299-6000
Agency	DM	U.S. Marine Corps
Service Organization	M	U.S. Marine Corps
Reparability	Z	Nonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice Codes	V	TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each