NSN 4820-01-168-1872 BAMAA05MHH, 20253-2-007-41M AND 16228, 20253-2-007-41M AND A6228
Product Details | SAFETY RELIEF VALVE
4820-01-168-1872 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: BAMAA05MHH, 20253-2-007-41M AND 16228, 20253-2-007-41M AND A6228 , 20253200741MAND16228, 20253200741MANDA6228, 4820-01-168-1872, 01-168-1872, 4820011681872, 011681872
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 14 DEC 1983 | 01-168-1872 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-01-168-1872
Demand History | NSN 4820-01-168-1872
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 20253-2-007-41M AND A6228 | 2025-12-338 | 19 | DIBBS |
| BAMAA05MHH | 2025-12-338 | 19 | DIBBS |
| 20253-2-007-41M AND A6228 | 2025-11-327 | 19 | DIBBS |
| BAMAA05MHH | 2025-11-327 | 19 | DIBBS |
| 20253-2-007-41M AND A6228 | 2025-10-287 | 6 | DIBBS |
| BAMAA05MHH | 2025-10-287 | 6 | DIBBS |
| 20253-2-007-41M AND A6228 | 2024-10-303 | 17 | DIBBS |
| BAMAA05MHH | 2024-10-303 | 17 | DIBBS |
| 20253-2-007-41M AND A6228 | 2024-10-276 | 16 | DIBBS |
| BAMAA05MHH | 2024-10-276 | 16 | DIBBS |
| 20253-2-007-41M AND A6228 | 2024-08-238 | 15 | DIBBS |
| BAMAA05MHH | 2024-08-238 | 15 | DIBBS |
| 20253-2-007-41M AND A6228 | 2024-07-206 | 52 | DIBBS |
| BAMAA05MHH | 2024-07-206 | 52 | DIBBS |
| 20253-2-007-41M AND A6228 | 2024-05-135 | 99 | DIBBS |
| BAMAA05MHH | 2024-05-135 | 99 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-11-334 | 8 | DIBBS |
| BAMAA05MHH | 2023-11-334 | 8 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-11-323 | 8 | DIBBS |
| BAMAA05MHH | 2023-11-323 | 8 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-10-303 | 9 | DIBBS |
| BAMAA05MHH | 2023-10-303 | 9 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-10-292 | 9 | DIBBS |
| BAMAA05MHH | 2023-10-292 | 9 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-10-275 | 6 | DIBBS |
| BAMAA05MHH | 2023-10-275 | 6 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-09-264 | 1 | DIBBS |
| BAMAA05MHH | 2023-09-264 | 1 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-09-250 | 2 | DIBBS |
| BAMAA05MHH | 2023-09-250 | 2 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-03-86 | 6 | DIBBS |
| BAMAA05MHH | 2023-03-86 | 6 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-03-75 | 6 | DIBBS |
| BAMAA05MHH | 2023-03-75 | 6 | DIBBS |
| 20253-2-007-41M AND A6228 | 2023-01-12 | 4 | DIBBS |
| BAMAA05MHH | 2023-01-12 | 4 | DIBBS |
| 20253-2-007-41M AND A6228 | 2022-12-363 | 5 | DIBBS |
| BAMAA05MHH | 2022-12-363 | 5 | DIBBS |
| 20253-2-007-41M AND A6228 | 2022-12-342 | 4 | DIBBS |
| BAMAA05MHH | 2022-12-342 | 4 | DIBBS |
| 20253-2-007-41M AND A6228 | 2022-11-331 | 4 | DIBBS |
| BAMAA05MHH | 2022-11-331 | 4 | DIBBS |
| 20253-2-007-41M AND A6228 | 2022-10-293 | 4 | DIBBS |
| BAMAA05MHH | 2022-10-293 | 4 | DIBBS |
| 20253-2-007-41M AND A6228 | 2022-06-160 | 5 | DIBBS |
| BAMAA05MHH | 2022-06-160 | 5 | DIBBS |
| 20253-2-007-41M AND A6228 | 2022-04-104 | 6 | DIBBS |
| BAMAA05MHH | 2022-04-104 | 6 | DIBBS |
| 20253-2-007-41M AND A6228 | 2022-03-76 | 7 | DIBBS |
| BAMAA05MHH | 2022-03-76 | 7 | DIBBS |
| 20253-2-007-41M AND A6228 | 2021-12-350 | 10 | DIBBS |
| BAMAA05MHH | 2021-12-350 | 10 | DIBBS |
| 20253-2-007-41M AND A6228 | 2021-11-305 | 7 | DIBBS |
| BAMAA05MHH | 2021-11-305 | 7 | DIBBS |
| 20253-2-007-41M AND A6228 | 2021-10-297 | 7 | DIBBS |
| BAMAA05MHH | 2021-10-297 | 7 | DIBBS |
| 20253-2-007-41M AND A6228 | 2021-07-204 | 9 | DIBBS |
| BAMAA05MHH | 2021-07-204 | 9 | DIBBS |
| 20253-2-007-41M AND A6228 | 2021-07-193 | 9 | DIBBS |
| BAMAA05MHH | 2021-07-193 | 9 | DIBBS |
| 20253-2-007-41M AND A6228 | 2021-07-182 | 9 | DIBBS |
| BAMAA05MHH | 2021-07-182 | 9 | DIBBS |
| 20253-2-007-41M AND A6228 | 2020-10-301 | 13 | DIBBS |
| BAMAA05MHH | 2020-10-301 | 13 | DIBBS |
| 20253-2-007-41M AND A6228 | 2019-11-323 | 19 | DIBBS |
| BAMAA05MHH | 2019-11-323 | 19 | DIBBS |
| 20253-2-007-41M AND A6228 | 2019-10-276 | 13 | DIBBS |
| BAMAA05MHH | 2019-10-276 | 13 | DIBBS |
| 20253-2-007-41M AND A6228 | 2019-04-112 | 13 | DIBBS |
| BAMAA05MHH | 2019-04-112 | 13 | DIBBS |
| 4820-01-168-1872 | 2018-10-295 | 12 | DIBBS |
| 4820-01-168-1872 | 2018-10-282 | 12 | DIBBS |
| 4820-01-168-1872 | 2018-05-129 | 16 | DIBBS |
| 4820-01-168-1872 | 2018-03-74 | 5 | DIBBS |
| 4820-01-168-1872 | 2017-09-271 | 10 | DIBBS |
| 4820-01-168-1872 | 2017-08-218 | 12 | DIBBS |
| 4820-01-168-1872 | 2017-07-190 | 9 | DIBBS |
| 4820-01-168-1872 | 2016-10-280 | 14 | DIBBS |
| 4820-01-168-1872 | 2016-08-238 | 10 | DIBBS |
| 4820-01-168-1872 | 2016-07-213 | 10 | DIBBS |
| 4820-01-168-1872 | 2016-05-147 | 13 | DIBBS |
| 4820-01-168-1872 | 2016-05-136 | 13 | DIBBS |
| 4820-01-168-1872 | 2016-03-78 | 5 | DIBBS |
| 4820-01-168-1872 | 2016-03-67 | 5 | DIBBS |
| 4820-01-168-1872 | 2015-09-246 | 6 | DIBBS |
| 4820-01-168-1872 | 2015-07-211 | 4 | DIBBS |
| 4820-01-168-1872 | 2015-06-175 | 3 | DIBBS |
| 4820-01-168-1872 | 2014-04-103 | 9 | DIBBS |
| 4820-01-168-1872 | 2014-03-90 | 10 | DIBBS |
| 4820-01-168-1872 | 2014-03-79 | 10 | DIBBS |
| BAMAA05MHH | 2011-04-109 | 3 | US |
| BAMAA05MHH | 2011-04-109 | 1 | US |
| 4820-01-168-1872 | 2011-04-109 | 6 | DIBBS |
| 4820-01-168-1872 | 2011-03-80 | 18 | DIBBS |
| 4820-01-168-1872 | 2011-03-75 | 14 | DIBBS |
| 4820-01-168-1872 | 2011-02-55 | 10 | DIBBS |
| 4820-01-168-1872 | 2010-12-349 | 9 | DIBBS |
| 4820-01-168-1872 | 2010-12-341 | 4 | DIBBS |
| 4820-01-168-1872 | 2010-11-323 | 12 | DIBBS |
| 4820-01-168-1872 | 2010-10-281 | 15 | DIBBS |
| 4820-01-168-1872 | 2010-10-280 | 4 | DIBBS |
| 4820-01-168-1872 | 2009-04-105 | 3 | DIBBS |
Cross Reference | NSN 4820-01-168-1872
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 20253-2-007-41M AND 16228 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20253-2-007-41M AND A6228 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| 20253-2-007-41M AND A6228 | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
| BAMAA05MHH | 5P967 | DANTE VALVE COMPANY INC |
| BAMAA05MHH | 65079 | DANCO VALVE COMPANY |
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Related Products | NSN 4820-01-168-1872
Technical Data | NSN 4820-01-168-1872
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY BODY NICKEL ALLOY STEM |
| STYLE DESIGNATOR | C1 ANGLE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | G20B SOCKET ALL ENDS |
| NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES ALL ENDS |
| OPENING PRESSURE SETTING | 65.0 POUNDS PER SQUARE INCH |
| III END ITEM IDENTIFICATION | NIMITZ CLASS CVN |
Restrictions/Controls & Freight Information | NSN 4820-01-168-1872
| 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: | Q | Strategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.” |
| 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 | 594 | 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 4820-01-168-1872
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 3B | Navy-owned stocks of field level repairable 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 |