Product Details | FLAT VALVE DIAPHRAGM

1660-00-420-7856 An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes DIAPHRAGM, VALVE, SPECIAL SHAPED and GASKET.20316600062Aircraft Air Conditioning, Heating, and Pressurizing Equipment48100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 59D20, 1660-00-420-7856, 00-420-7856, 1660004207856, 004207856

Aircraft Components and Accessories | Aircraft Air Conditioning, Heating, and Pressurizing Equipment

Supply Group (FSG) NSN Assign. NIIN
16 10 MAR 1969 00-420-7856

Demand History | NSN 1660-00-420-7856

Part Number Request Date QTY Origin
1660-00-420-7856 2014-04-98 81 DIBBS
1660-00-420-7856 2013-02-39 89 DIBBS
1660-00-420-7856 2012-09-257 18 DIBBS
1660-00-420-7856 2012-09-254 52 US
1660-00-420-7856 2012-09-253 52 DIBBS
1660-00-420-7856 2012-07-205 18 DIBBS
1660-00-420-7856 2010-06-180 58 DIBBS
1660-00-420-7856 2010-04-111 58 DIBBS
1660-00-420-7856 2010-03-83 3 DIBBS
1660-00-420-7856 2009-10-278 20 DIBBS
1660-00-420-7856 2009-03-72 7 DIBBS
1660-00-420-7856 2008-09-270 50 DIBBS
1660-00-420-7856 2008-06-155 8 DIBBS
1660-00-420-7856 2007-12-351 27 DIBBS
1660-00-420-7856 2007-08-234 27 DIBBS

Cross Reference | NSN 1660-00-420-7856

Part Number Cage Code Manufacturer
59D20 59364 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL
59D20 72914 GRIMES AEROSPACE COMPANY DBA HONEYWELL

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Technical Data | NSN 1660-00-420-7856

Characteristic Specifications
MEDIA FOR WHICH DESIGNED AIR
III END ITEM IDENTIFICATION HELICOPTER,OBSERVATION; MODEL OH-58

Restrictions/Controls & Freight Information | NSN 1660-00-420-7856

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious 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 133300 MACHINERY/MACHINES NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 671 unknown
Originating Activity Code CT U.S. Army Aviation and Missile Command (AIR)
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 1660-00-420-7856

Category Code Description
Materiel Category and Inventory ManagerQ Electronics Materiel (DLA/GSA Items)
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 Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
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 SupplySMSDefense Logistics Agency
Enterprise Business Systems
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 CodesZINSURANCE/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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each