4820-01-156-0526, VALVE,SAFETY RELIEF

National Stock Number:
4820-01-156-0526

Federal Supply Class:
4820

National Item Identification Number:
011560526

Description:
VALVE,SAFETY RELIEF

Detail:
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.

Manufacturer Information:

D48663	34889	HUNT VALVE COMPANY INC
D48663 PART R10AF1F116	11859	HUNT VALVE COMPANY, INC.
R10AF1F116 AND D48663	11859	HUNT VALVE COMPANY, INC.
R10AF1F116 AND D48663	34889	HUNT VALVE COMPANY INC
D48663 PART R10AF1F116	34889	HUNT VALVE COMPANY INC

Techincal Specification:

DISK LOADING METHOD	SPRING
ADJUSTABLE PRESSURE RANGE	+132.0/+163.0 POUNDS PER SQUARE INCH
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE	SOCKET WITH BRAZING RING ERR-100
FURNISHED ITEMS AND QUANTITY	1 LEVER
FLOW CONTROL DEVICE	POPPET
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL	NICKEL ALLOY FLOW CONTROL DEVICE
MATERIAL	NICKEL ALLOY SEAT
MATERIAL	STEEL CORROSION RESISTING STEM
PROPRIETARY CHARACTERISTICS	PACS
MAXIMUM OPERATING TEMP	250.0 DEG FAHRENHEIT SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED	1.000 INCHES ALL ENDS
OPENING PRESSURE SETTING	400.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHOD	AUTOMATIC
STYLE DESIGNATOR	ANGLE

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