Product Details | CHECK VALVE

4820-01-327-6451 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: DAA3287P002105, DAA3287P002-105, 00212701003, 0021270100-3, 4820-01-327-6451, 01-327-6451, 4820013276451, 013276451

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 18 OCT 1990 01-327-6451

Drawings & Photos | NSN 4820-01-327-6451


Cross Reference | NSN 4820-01-327-6451

Part Number Cage Code Manufacturer
0021270100-3 83533 ESSEX INDUSTRIES, INC. DIV MANUFACTURING DIVISION
DAA3287P002-105 1W025 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
DAA3287P002-105 76823 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE

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Technical Data | NSN 4820-01-327-6451

Characteristic Specifications
MATERIAL PLASTIC FLOW CONTROL DEVICE
STYLE DESIGNATOR A2A STRAIGHT THRU FLANGED ENDS
VALVE SIZE 5.000 INCHES
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
DISK LOADING METHOD SPRING
MANUFACTURERS CODE 1W025
MFR SOURCE CONTROLLING REFERENCE DAA3287P002-105

Restrictions/Controls & Freight Information | NSN 4820-01-327-6451

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
No Freight Information

Management | NSN 4820-01-327-6451

Category Code Description
Materiel Management Aggregation CodeBQTN:B-2 TSSP, NORTHROP GRUMMAN
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.
Budget CodeS 1557X3010:Aircraft Replenishment Spares
Source of SupplyF59Northrop Grumman IS ACS
2501 Liberty Parkway, Suite 101
Midwest, OK 73110-2885
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative