Product Details | FLUID FLOW RESTRICTOR

4730-00-121-9431 An item of solid one-piece construction, designed to restrict the flow of a fluid through it. It has an orifice of a smaller size than the diameter of flow into it. Excludes items such as VALVE (1), (as modified); and others with an adjustable orifice. Excludes pipe, tube, or hose fittings with restricted passages and items designed to test fluid flow. For items containing screens or filters, see RESTRICTOR UNIT, FLUID FLOW.

Part Alternates: 4G52458, 4G52458101A, 4G52458-101A, 4730-00-121-9431, 00-121-9431, 4730001219431, 001219431

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 25 OCT 1968 00-121-9431

Demand History | NSN 4730-00-121-9431

Part Number Request Date QTY Origin
4730-00-121-9431 2023-11-333 12 DIBBS
4730-00-121-9431 2023-07-187 12 DIBBS
4730-00-121-9431 2023-03-74 11 DIBBS
4730-00-121-9431 2019-12-339 21 DIBBS
4730-00-121-9431 2018-02-44 12 DIBBS
4730-00-121-9431 2015-04-111 18 DIBBS
4730-00-121-9431 2013-12-357 7 DIBBS
4730-00-121-9431 2012-06-164 11 DIBBS
4730-00-121-9431 2008-12-358 24 DIBBS

Cross Reference | NSN 4730-00-121-9431

Part Number Cage Code Manufacturer
4G52458 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
4G52458-101A 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 4730-00-121-9431

Characteristic Specifications
MATERIAL ALUMINUM
DESIGN TYPE PLATE
THREAD PROVISION THREADED
THREAD SIZE DESIGNATOR 8.000-12
THREAD SERIES UNS
THREAD PITCH DIAMETERS 7.9405 TO 7.9459 INCHES
THREAD DIRECTION RIGHT-HAND
OUTSIDE DIAMETER 7.770 INCHES NOMINAL
LENGTH 0.900 INCHES NOMINAL
ORIFICE DIAMETER 2.024 INCHES MINIMUM AND 2.025 INCHES MAXIMUM
MANUFACTURERS CODE 98897
DESIGN CONTROL REFERENCE 4G52458-101A

Restrictions/Controls & Freight Information | NSN 4730-00-121-9431

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 051400 PIPE FITTINGS ALUMINUM
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 576 unknown
Originating Activity Code SU Ogden Air Logistics Center
Hill AFB, UT 84056-5609
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4730-00-121-9431

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.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
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