NSN 4820-00-683-9348 M45712, MILV13612TYPE1, 40XL 3/4IN 125PSI

Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-00-683-9348 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.

Part Alternates: M45712, MILV13612TYPE1, 40XL 3/4IN 125PSI, 40XL3/4 IN, 40XL34IN, 40XL34IN125PSI, 4820-00-683-9348, 00-683-9348, 4820006839348, 006839348

Valves | Valves, Nonpowered

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
48	01 JAN 1961	00-683-9348	16996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE )

Drawings & Photos | NSN 4820-00-683-9348

Part Number	Request Date	QTY	Origin
40XL 3/4IN 125PSI	2024-04-109	58	DIBBS
40XL3/4 IN	2024-04-109	58	DIBBS
40XL 3/4IN 125PSI	2023-11-316	47	DIBBS
40XL3/4 IN	2023-11-316	47	DIBBS
40XL 3/4IN 125PSI	2022-07-207	15	DIBBS
40XL3/4 IN	2022-07-207	15	DIBBS
40XL 3/4IN 125PSI	2021-11-305	15	DIBBS
40XL3/4 IN	2021-11-305	15	DIBBS
40XL 3/4IN 125PSI	2021-10-297	15	DIBBS
40XL3/4 IN	2021-10-297	15	DIBBS
40XL 3/4IN 125PSI	2021-10-277	8	DIBBS
40XL3/4 IN	2021-10-277	8	DIBBS
40XL 3/4IN 125PSI	2020-12-345	16	DIBBS
40XL3/4 IN	2020-12-345	16	DIBBS
40XL 3/4IN 125PSI	2020-09-247	8	DIBBS
40XL3/4 IN	2020-09-247	8	DIBBS
40XL 3/4IN 125PSI	2020-08-227	8	DIBBS
40XL3/4 IN	2020-08-227	8	DIBBS
40XL 3/4IN 125PSI	2020-07-212	8	DIBBS
40XL3/4 IN	2020-07-212	8	DIBBS
40XL 3/4IN 125PSI	2020-04-114	32	DIBBS
40XL3/4 IN	2020-04-114	32	DIBBS
4820-00-683-9348	2018-08-242	72	DIBBS
4820-00-683-9348	2015-02-44	62	DIBBS
4820-00-683-9348	2015-02-33	62	DIBBS
4820-00-683-9348	2013-02-48	43	DIBBS
4820-00-683-9348	2013-01-14	3	DIBBS
4820-00-683-9348	2012-05-146	8	DIBBS

Cross Reference | NSN 4820-00-683-9348

Part Number	Cage Code	Manufacturer
40XL 3/4IN 125PSI	79227	WATTS REGULATOR CO
40XL3/4 IN	79227	WATTS REGULATOR CO
M45712	79227	WATTS REGULATOR CO
MILV13612TYPE1	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Related Products | NSN 4820-00-683-9348

4820-00-684-0102, 4820-00-684-0122, 4820-00-684-0244, 4820-00-684-0367, 4820-00-684-0368

Technical Data | NSN 4820-00-683-9348

Characteristic	Specifications
BODY STYLE	A27 TEE W/OFFSET
OFFSET DISTANCE	0.625 INCHES NOMINAL
BODY MATERIAL	BRONZE, ASTM B61 AND BRONZE, ASTM B62
SEAT MATERIAL	BRONZE, ASTM B61 AND BRONZE, ASTM B62
FLOW CONTROL DEVICE	POPPET
FLOW CONTROL DEVICE MATERIAL	NICKEL COPPER ALLOY
STEM MATERIAL	BRONZE, ASTM B61 AND BRONZE, ASTM B62
END CONNECTION QUANTITY	3
FIRST END CONNECTION TYPE	THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR	G11 PLAIN
FIRST END NOMINAL PIPE SIZE ACCOMMODATED	0.750 INCHES
FIRST END THREAD DIRECTION	RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
THIRD END RELATIONSHIP WITH PRECEDING ENDS	IDENTICAL WITH FIRST END
TEMP ADJUSTABILITY	NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED	WATER, FRESH
TEMP RATING	210.0 DEG FAHRENHEIT
VALVE DISCHARGE FLOW RATE	NOT RATED
BULB LENGTH	5.625 INCHES NOMINAL
TEMP CONTROL DEVICE TYPE	THERMOSTATIC
OPENING PRESSURE SETTING	125.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE	NOT RATED
FURNISHED ITEMS	EMERGENCY OPENING DEVICE
SPECIAL FEATURES	75.000 BTU PER HR MINDISCHARGE
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND B STYLE AND 2 CLASS AND X SIZE
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MILV13612TYPE1

Restrictions/Controls & Freight Information | NSN 4820-00-683-9348

Restrictions
Freight

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:	U	Precious 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	127220	PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating	P	77.5
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 4820-00-683-9348

Army
Navy

Category	Code	Description
Materiel Category and Inventory Manager	J	Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	0	Medical Materiel
Weapons Systems/End Item or Homogeneous Group	00	DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice Codes	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

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	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each