NSN 4820-01-131-0229 20138, 20138C51, 20138C51SS
Product Details | SAFETY RELIEF VALVE
4820-01-131-0229 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Part Alternates: 20138, 20138C51, 20138C51SS, 20138C51SS CDS A15750, 20138C51SSCDSA15750, 20183, 20183LM41M, 2038501E0015, 20385A01E0005, 20385A01E0015, 4820-01-131-0229, 01-131-0229, 4820011310229, 011310229
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 02 MAY 1982 | 01-131-0229 | 05488 ( VALVE, SAFETY RELIEF ) |
Demand History | NSN 4820-01-131-0229
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 2013802S0015 | 2025-03-85 | 7 | DIBBS |
| 20138C51SS CDS A15750 | 2025-03-85 | 7 | DIBBS |
| 2013802S0015 | 2025-02-36 | 7 | DIBBS |
| 20138C51SS CDS A15750 | 2025-02-36 | 7 | DIBBS |
| 2013802S0015 | 2025-01-16 | 3 | DIBBS |
| 20138C51SS CDS A15750 | 2025-01-16 | 3 | DIBBS |
| 2013802S0015 | 2024-10-298 | 1 | DIBBS |
| 20138C51SS CDS A15750 | 2024-10-298 | 1 | DIBBS |
| 2013802S0015 | 2024-09-262 | 7 | DIBBS |
| 20138C51SS CDS A15750 | 2024-09-262 | 7 | DIBBS |
| 2013802S0015 | 2024-09-249 | 1 | DIBBS |
| 20138C51SS CDS A15750 | 2024-09-249 | 1 | DIBBS |
| 2013802S0015 | 2024-08-233 | 5 | DIBBS |
| 20138C51SS CDS A15750 | 2024-08-233 | 5 | DIBBS |
| 2013802S0015 | 2024-05-144 | 3 | DIBBS |
| 20138C51SS CDS A15750 | 2024-05-144 | 3 | DIBBS |
| 2013802S0015 | 2024-05-133 | 3 | DIBBS |
| 20138C51SS CDS A15750 | 2024-05-133 | 3 | DIBBS |
| 2013802S0015 | 2024-01-25 | 3 | DIBBS |
| 20138C51SS CDS A15750 | 2024-01-25 | 3 | DIBBS |
| 2013802S0015 | 2023-03-67 | 2 | DIBBS |
| 20138C51SS CDS A15750 | 2023-03-67 | 2 | DIBBS |
| 2013802S0015 | 2023-02-33 | 2 | DIBBS |
| 20138C51SS CDS A15750 | 2023-02-33 | 2 | DIBBS |
| 2013802S0015 | 2022-09-262 | 1 | DIBBS |
| 20138C51SS CDS A15750 | 2022-09-262 | 1 | DIBBS |
| 2013802S0015 | 2020-03-78 | 12 | DIBBS |
| 20138C51SS CDS A15750 | 2020-03-78 | 12 | DIBBS |
| 2013802S0015 | 2020-01-17 | 7 | DIBBS |
| 20138C51SS CDS A15750 | 2020-01-17 | 7 | DIBBS |
| 2013802S0015 | 2019-09-267 | 7 | DIBBS |
| 20138C51SS CDS A15750 | 2019-09-267 | 7 | DIBBS |
| 2013802S0015 | 2019-09-256 | 5 | DIBBS |
| 20138C51SS CDS A15750 | 2019-09-256 | 5 | DIBBS |
| 2013802S0015 | 2019-08-232 | 5 | DIBBS |
| 20138C51SS CDS A15750 | 2019-08-232 | 5 | DIBBS |
| 2013802S0015 | 2019-07-192 | 4 | DIBBS |
| 20138C51SS CDS A15750 | 2019-07-192 | 4 | DIBBS |
| 2013802S0015 | 2019-07-191 | 7 | DIBBS |
| 20138C51SS CDS A15750 | 2019-07-191 | 7 | DIBBS |
| 2013802S0015 | 2019-05-122 | 14 | DIBBS |
| 20138C51SS CDS A15750 | 2019-05-122 | 14 | DIBBS |
| 20138C51SS CDS A15750 | 2019-03-80 | 2 | DIBBS |
| 20138C51SS CDS A15750 | 2019-01-03 | 2 | DIBBS |
| 4820-01-131-0229 | 2018-10-298 | 14 | DIBBS |
| 4820-01-131-0229 | 2018-10-281 | 4 | DIBBS |
| 4820-01-131-0229 | 2018-09-249 | 2 | DIBBS |
| 4820-01-131-0229 | 2018-08-239 | 10 | DIBBS |
| 4820-01-131-0229 | 2018-08-221 | 4 | DIBBS |
| 4820-01-131-0229 | 2018-07-212 | 6 | DIBBS |
| 4820-01-131-0229 | 2018-06-158 | 2 | DIBBS |
| 4820-01-131-0229 | 2016-03-82 | 10 | DIBBS |
| 4820-01-131-0229 | 2016-01-11 | 10 | DIBBS |
| 4820-01-131-0229 | 2015-07-204 | 2 | DIBBS |
| 4820-01-131-0229 | 2015-05-137 | 5 | DIBBS |
| 4820-01-131-0229 | 2013-10-276 | 6 | DIBBS |
| 4820-01-131-0229 | 2013-07-190 | 6 | DIBBS |
| 4820-01-131-0229 | 2012-12-345 | 2 | DIBBS |
| 4820-01-131-0229 | 2012-12-339 | 4 | DIBBS |
| 4820-01-131-0229 | 2012-11-331 | 6 | DIBBS |
| 4820-01-131-0229 | 2012-10-290 | 2 | DIBBS |
| 4820-01-131-0229 | 2011-08-216 | 1 | US |
| 4820-01-131-0229 | 2011-08-215 | 5 | DIBBS |
| 4820-01-131-0229 | 2011-07-189 | 5 | DIBBS |
| 4820-01-131-0229 | 2011-06-153 | 4 | DIBBS |
| 4820-01-131-0229 | 2008-11-316 | 3 | DIBBS |
Cross Reference | NSN 4820-01-131-0229
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 20138 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20138C51 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20138C51SS | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20138C51SS CDS A15750 | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
| 20183 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20183LM41M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20183LM41M | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
| 2038501E0015 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20385A01E0005 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20385A01E0005 | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
| 20385A01E0015 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20385A01E0015 | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
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Related Products | NSN 4820-01-131-0229
Technical Data | NSN 4820-01-131-0229
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL BODY STEEL COMP 304 FLOW CONTROL DEVICE STEEL COMP 304 SEAT STEEL COMP 304 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A216,GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY ASTM A276,TYPE 304 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASTM A276,TYPE 304 ASSN STD SINGLE MATERIAL RESPONSE SEAT ASTM A276,TYPE 304 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| STYLE DESIGNATOR | C1A ANGLE FLANGED ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.250 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 3.250 INCHES |
| VALVE SIZE | 0.500 INCHES |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 275.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 150.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | FLANGE ALL ENDS |
| FLANGE SHAPE | ROUND ALL ENDS |
| NOMINAL OUTSIDE DIAMETER | 3.500 INCHES ALL ENDS |
| NOMINAL THICKNESS | 0.376 INCHES ALL ENDS |
| FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS |
| RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS |
| RAISED FACE NOMINAL DIAMETER | 1.375 INCHES ALL ENDS |
| BONNET TYPE | EXPOSED SPRING |
| BONNET ATTACHMENT METHOD | BOLTED |
| ADJUSTABLE PRESSURE RANGE | 15.0 TO 19.0 POUNDS PER SQUARE INCH |
| III END ITEM IDENTIFICATION | NIMITZLASS CVN |
Restrictions/Controls & Freight Information | NSN 4820-01-131-0229
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item 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 | 127220 | PRESSURE REG/RED/RELIEF VALVES NOI |
| Less than car load rating | ||
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 671 | 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 4820-01-131-0229
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | D | DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |



