Product Details | HYDRAULIC SYSTEM BLEEDER VALVE

4820-01-123-8261 A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. It may be furnished with or without a dust cap. Excludes spring loaded or automatic type air pressure relief valves, and BOLT, FLUID PASSAGE.

Part Alternates: 51670, 58320 ITEM 4 PART 51670, 58320-17 ITEM 18, 5832017ITEM18, 58320224, 58320-22-4, 58320-23 ITEM 4 PART 51670, 58320234, 58320-23-4, 5832023ITEM4PART51670, 58320-24 ITEM 4 PART 51670, 5832024ITEM4PART51670, 58320394, 58320-39-4, 58320-4 ITEM 4 PART 51670, 583204ITEM4PART51670, 58320-6 ITEM 4 PART 51670, 583206ITEM4PART51670, 58320ITEM4PART51670, 58330-10 IT 18, 5833010IT18, 58330-18 ITEM 18, 5833018ITEM18, 58330-2 ITEM 18, 58330-20 ITEM 18, 5833020ITEM18, 583302ITEM18, 58330-3 ITEM 18, 58330-37 ITEM 18, 5833037ITEM18, 58330-38 ITEM 18, 5833038ITEM18, 583303ITEM18, 58330-41 ITEM 18, 5833041ITEM18, 58330-44-ITEM 18, 5833044ITEM18, 58330-9 ITEM 18, 583309ITEM18, 61020-TAB ITEM 18, 61020TABITEM18, 254, 25-4, 4820-01-123-8261, 01-123-8261, 4820011238261, 011238261

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 18 DEC 1981 01-123-8261

Drawings & Photos | NSN 4820-01-123-8261


Demand History | NSN 4820-01-123-8261

Part Number Request Date QTY Origin
51670 2024-10-291 5 DIBBS
58330-10 IT 18 2024-10-291 5 DIBBS
61020-TAB ITEM 18 2024-10-291 5 DIBBS
51670 2022-08-237 5 DIBBS
58330-10 IT 18 2022-08-237 5 DIBBS
61020-TAB ITEM 18 2022-08-237 5 DIBBS
51670 2019-10-298 5 DIBBS
58330-10 IT 18 2019-10-298 5 DIBBS
61020-TAB ITEM 18 2019-10-298 5 DIBBS
51670 2019-10-287 5 DIBBS
58330-10 IT 18 2019-10-287 5 DIBBS
61020-TAB ITEM 18 2019-10-287 5 DIBBS
51670 2019-06-158 5 DIBBS
58330-10 IT 18 2019-06-158 5 DIBBS
61020-TAB ITEM 18 2019-06-158 5 DIBBS
51670 2019-04-94 5 DIBBS
58330-10 IT 18 2019-04-94 5 DIBBS
61020-TAB ITEM 18 2019-04-94 5 DIBBS
4820-01-123-8261 2017-09-262 1 United States
4820-01-123-8261 2012-10-288 2 DIBBS

Cross Reference | NSN 4820-01-123-8261

Part Number Cage Code Manufacturer
25-4 99643 EATON CORPORATION DBA EATON AEROSPACE
51670 99643 EATON CORPORATION DBA EATON AEROSPACE
58320 ITEM 4 PART 51670 99643 EATON CORPORATION DBA EATON AEROSPACE
58320-17 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58320-22-4 99643 EATON CORPORATION DBA EATON AEROSPACE
58320-23 ITEM 4 PART 51670 99643 EATON CORPORATION DBA EATON AEROSPACE
58320-23-4 99643 EATON CORPORATION DBA EATON AEROSPACE
58320-24 ITEM 4 PART 51670 99643 EATON CORPORATION DBA EATON AEROSPACE
58320-39-4 99643 EATON CORPORATION DBA EATON AEROSPACE
58320-4 ITEM 4 PART 51670 99643 EATON CORPORATION DBA EATON AEROSPACE
58320-6 ITEM 4 PART 51670 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-10 IT 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-18 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-2 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-20 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-3 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-37 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-38 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-41 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-44-ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
58330-9 ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE
61020-TAB ITEM 18 99643 EATON CORPORATION DBA EATON AEROSPACE

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Technical Data | NSN 4820-01-123-8261

Characteristic Specifications
MATERIAL COPPER ALLOY 464 BODY
STYLE DESIGNATOR A7 ANGLE
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHOD MANUAL
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE G46A PLAIN ALL ENDS
THREAD SERIES DESIGNATOR UNEF ALL ENDS
NOMINAL THREAD SIZE 0.812 INCHES ALL ENDS
THREAD CLASS 3A ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS

Restrictions/Controls & Freight Information | NSN 4820-01-123-8261

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 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 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 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 4820-01-123-8261

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable 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