Product Details | FLAT VALVE DIAPHRAGM

4820-01-371-7257 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: 733, 73302, 733-02, 4820-01-371-7257, 01-371-7257, 4820013717257, 013717257

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 21 FEB 1993 01-371-7257

Demand History | NSN 4820-01-371-7257

Part Number Request Date QTY Origin
733-02 2024-05-123 11 DIBBS
733-02 2022-09-258 13 DIBBS
733-02 2020-10-282 20 DIBBS
733-02 2020-06-167 12 DIBBS
733-02 2020-05-152 12 DIBBS
733-02 2020-05-135 12 DIBBS
733-02 2020-04-100 7 DIBBS
733-02 2020-02-37 3 DIBBS
733-02 2019-08-234 6 DIBBS
4820-01-371-7257 2017-08-233 25 DIBBS
4820-01-371-7257 2017-06-164 4 DIBBS
4820-01-371-7257 2014-03-64 24 DIBBS
4820-01-371-7257 2013-10-275 10 DIBBS
4820-01-371-7257 2013-02-32 27 DIBBS
4820-01-371-7257 2011-04-105 2 DIBBS
4820-01-371-7257 2010-06-159 5 DIBBS
4820-01-371-7257 2010-05-131 12 DIBBS
4820-01-371-7257 2009-06-161 2 DIBBS
4820-01-371-7257 2009-05-146 2 DIBBS
733 2008-02-60 1 LV

Cross Reference | NSN 4820-01-371-7257

Part Number Cage Code Manufacturer
733 55378 TRAC REGULATORS INC
733-02 55378 TRAC REGULATORS INC

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Restrictions/Controls & Freight Information | NSN 4820-01-371-7257

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:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem 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.
Category Code Description
NMF Description 127200 PRESSURE REDCNG WATER RELIEF VALVE
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-01-371-7257

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
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