Product Details | POPPET DRAIN COCK

4820-00-657-1552 An item designed to drain fluids from fuel systems, tanks, filters, or similar items. It has a mounting end, a free flowing end, and a quick-acting nonmetallic sealed closure, usually spring loaded, that holds it in an "off" position. It requires no lubrication other than from the fluid being drained.

Part Alternates: 6D125, 4820-00-657-1552, 00-657-1552, 4820006571552, 006571552

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-657-1552

Drawings & Photos | NSN 4820-00-657-1552


Cross Reference | NSN 4820-00-657-1552

Part Number Cage Code Manufacturer
6D125 82829 ALLEN AIRCRAFT PRODUCTS INC

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Technical Data | NSN 4820-00-657-1552

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 BODY
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR A1 STRAIGHT THRU
FLOW CONTROL DEVICE PISTON
VALVE OPERATION METHOD MANUAL
CONNECTION TYPE FLANGE 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B43 EXTERNAL SEAT FOR GASKET SEAL 2ND END
SEAT ANGLE 37.0 DEGREES 2ND END
FLANGE SHAPE OVAL WITH HOLES 1ST END
NOMINAL THICKNESS 0.125 INCHES 1ST END
NOMINAL LENGTH 2.000 INCHES 1ST END
BOLT HOLE QUANTITY 2 1ST END
BOLT HOLE NOMINAL DIAMETER 0.280 INCHES 1ST END
BOLT CIRCLE NOMINAL DIAMETER 1.460 INCHES 1ST END
FLANGE FACE DESIGN PLAIN 1ST END
THREAD SERIES DESIGNATOR UNJ 2ND END
NOMINAL THREAD SIZE 0.562 INCHES 2ND END
THREAD QUANTITY PER INCH 18 2ND END
THREAD CLASS 3A 2ND END
THREAD DIRECTION RIGHT-HAND 2ND END
MANUFACTURERS CODE 82829
DESIGN CONTROL REFERENCE 6D125

Restrictions/Controls & Freight Information | NSN 4820-00-657-1552

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: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 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code XX
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 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-00-657-1552

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 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
Purchasing QTY
UOM
1
EA : Each