Product Details | BALL VALVE

4820-01-156-0261 A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes VALVE, CHECK.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: RTBD362, R-TBD-362 , 46A55000001, 46A55000-001 , 588.90-211669-000, 58890211669000, 639AS10006, 7644F4Y, 8431355, 4820-01-156-0261, 01-156-0261, 4820011560261, 011560261

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 18 JUN 1983 01-156-0261

Drawings & Photos | NSN 4820-01-156-0261


Demand History | NSN 4820-01-156-0261

Part Number Request Date QTY Origin
7644F4Y 2025-05-139 20 DIBBS
7644F4Y 2025-05-128 20 DIBBS
7644F4Y 2024-06-155 3 United States
7644F4Y 2022-10-279 20 DIBBS
7644F4Y 2022-06-181 28 DIBBS
7644F4Y 2020-11-310 26 DIBBS
7644F4Y 2020-08-219 7 DIBBS
7644F4Y 2020-05-135 18 DIBBS
7644F4Y 2020-04-121 11 DIBBS
7644F4Y 2020-01-20 9 DIBBS
4820-01-156-0261 2018-10-298 8 DIBBS
4820-01-156-0261 2018-08-235 10 DIBBS
4820-01-156-0261 2017-07-206 13 DIBBS
4820-01-156-0261 2016-12-356 4 DIBBS
4820-01-156-0261 2016-10-280 6 DIBBS
4820-01-156-0261 2016-06-175 5 DIBBS
4820-01-156-0261 2014-05-132 22 DIBBS
4820-01-156-0261 2014-04-120 22 DIBBS
4820-01-156-0261 2014-01-05 4 DIBBS
4820-01-156-0261 2013-09-252 6 DIBBS
4820-01-156-0261 2012-03-68 15 DIBBS
4820-01-156-0261 2011-03-73 12 DIBBS
4820-01-156-0261 2010-12-335 12 DIBBS

Cross Reference | NSN 4820-01-156-0261

Part Number Cage Code Manufacturer
588.90-211669-000 D0078 DIEHL BGT DEFENCE GMBH & CO. KG
639AS10006 30003 NAVAL AIR SYSTEMS COMMAND
7644F4Y 28968 CIRCOR INSTRUMENTATION TECHNOLOGIES, INC.
8431355 98752 WARNER ROBINS AIR LOGISTICS CENTER

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Technical Data | NSN 4820-01-156-0261

Characteristic Specifications
MATERIAL STEEL COMP 316 BODY STEEL COMP 316 FLOW CONTROL DEVICE RUBBER PACKING PLASTIC POLYAMIDE SEAT
STYLE DESIGNATOR A2 CROSS
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD MANUAL
CONNECTION TYPE THREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G9 PLAIN ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.250 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
SPECIAL FEATURES HANDLE MATERIAL NYLON; PANEL MTG NUT 316SS; SEAT RETAINER 316SS; THRUST WASHER NYLATRON; SPACER WASHER 316SS; BELLEVILLE WASHER 302SS; BEARING TEFLON/NYLON FIBERGLASS REINFORCED; BACKUPRING TEFLON; 0.187 IN. ORIFICE

Restrictions/Controls & Freight Information | NSN 4820-01-156-0261

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 186620 TOOLS, NOI HAND OTHER THAN POWER
Less than car load rating Q 70
Less than truck load rating W Rating Variable
Water commodity Code 732 unknown
Originating Activity Code TG Warner-Robins Air Logistics Center
Robins AFB, GA 31098-5609
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4820-01-156-0261

Category Code Description
Price ValidationP The current standard price is the initial negotiated provisioned price.
  • This is the price paid by DoD for the item as the result of price negotiation of the Provisioned Item Order (PIO) or other initial negotiated price.
  • ZOP or Standard Price challenges are permissible but should be supported with adequate justification.
Budget CodeY variousO & M:AF centrally procured equipment items. They are separate, primary end items (other than the weapon system itself) needed by a user to perform an assigned mission. They are nonexpendable items (ERRCD NF or ND) which are not consumed in use, and they do not lose their original identity during periods of use by incorporation into, or attachment to another assembly.
Source of SupplyFLZWarner Robins Air Logistics Center
Robins AFB, GA 31098-5609
AgencyDFDepartment of the Air Force
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityUAF Equipment Management System (AFEMS)
Acquisition Advice CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each