Product Details | OPTICAL ELEMENT CELL

1270-01-171-6921 A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.20512400038Optical Sighting and Ranging Equipment12700040Aircraft Gunnery Fire Control Components58550055Night Vision Equipment, Emitted and Reflected Radiation66100018Flight Instruments66500063Optical Instruments, Test Equipment, Components and Accessories

Part Alternates: 13074711, 1270-01-171-6921, 01-171-6921, 1270011716921, 011716921

Fire Control Equipment | Aircraft Gunnery Fire Control Components

Supply Group (FSG) NSN Assign. NIIN
12 11 FEB 1984 01-171-6921

Cross Reference | NSN 1270-01-171-6921

Part Number Cage Code Manufacturer
13074711 04939 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
13074711 58260 PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 1270-01-171-6921

Technical Data | NSN 1270-01-171-6921

Characteristic Specifications
MATERIAL ALUMINUM ALLOY, QQ-A-225/8, ALLOY 6061, T6
SURFACE TREATMENT ANODIZED, MIL-A-8625, TYPE 1, CLASS 2
THREAD LOCATION EXTERNAL
THREAD SIZE 3 3/16-32
SCREW THREAD SERIES DESIGNATOR UNS
THREAD CLASS 2A
THREAD PITCH DIAMETERS 3.1615 TO 3.1659 INCHES
THREAD LENGTH 0.110 INCHES
THREAD DIRECTION RIGHT-HAND
ECCENTRIC CONSTRUCTION NOT PROVIDED
CHAMFER LOCATION OPPOSITE DRIVE END
CHAMFER SIZE 0.020 IN.BY 45 DEG
DRIVE TYPE SLOTTED DRIVE ON PERIPHERY
OVERALL LENGTH 0.110 INCHES NOMINAL
OVERALL DIAMETER 3.188 INCHES NOMINAL
MANUFACTURERS CODE 04939
DESIGN CONTROL REFERENCE 13074711

Restrictions/Controls & Freight Information | NSN 1270-01-171-6921

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:DMunitions List Item or Commerce Control List Item. Demilitarization required. Total destruction of the item and components so as to preclude restoration or repair to a usable condition by melting, cutting, tearing, scratching, crushing, breaking, punching, neutralizing, etc. (As an alternate, burial or deep water dumping may be used when coordinated with the DoD Demilitarization Program Office.)
Controlled Inventory Item Code:7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
Automatic Data Processing Equipment:0Represents 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 BD U.S. Army Aviation and Missile Command
Redstone Arsenal, AL 35898-5230
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
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 1270-01-171-6921

Category Code Description
Materiel Category and Inventory ManagerH Aircraft, Air Materiel
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic CodeC Other Aircraft Categories
Weapons Systems/End Item or Homogeneous GroupCDTarget Acquisition Designation Sight (TADS) and Pilot Night Vision Sensor
Accounting Requirements CodeX 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 SupplyB17US Army Aviation and Missile Command (Air)
ATTN: AMSMI-LC-MM-C
Redstone Arsenal, AL 35898-5230
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesVTERMINAL 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 Code7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each