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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
VALVE , SAFETY RELIEF

Definition:

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.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
5642 ITEM 21 22501 A 5 2 E AX
5652 ITEM 4 22501 A 5 2 E AX
5652C-4 22501 A 5 2 E AX
5652C-G504 22501 A 5 2 E AX
D559T-16D-20 91816 A 3 2 E AX

CAGE Information

Code Company
22501 HOWELL LABORATORIES INC.
91816 CIRCOR AEROSPACE INC. DBA CIRCLE SEA

Federal Supply Class

Title

VALVES, NONPOWERED

Inclusions:

INCLUDES AUTOMATIC NONPOWERED VALVES; GATE, GLOBE, ANGLE, CHECK, AND RELIEF VALVES; COCKS.

Exclusions:

EXCLUDES FIRE HYDRANTS (FSC 4210); SPRINKLER HEADS (FSC 4210); VALVES SPECIFICALLY DESIGNED FOR USE WITH FIRE FIGHTING EQUIPMENT (FSC 4210); PLUMBING EQUIPMENT, AND THE LIKE (FSC 4540).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AAJD THREAD CLASS 3A ALL ENDS
CMLP THREAD QUANTITY PER INCH 12 ALL ENDS
AQLR VALVE OPERATION METHOD AUTOMATIC
TMQY FURNISHED ITEMS AND QUANTITY 1 DEFLECTOR CAP
AWLS CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
STYL STYLE DESIGNATOR ERR-090
AAJF THREAD DIRECTION RIGHT-HAND ALL ENDS
ADQU FLOW CONTROL DEVICE POPPET
ADSU DISK LOADING METHOD SPRING
THSD THREAD SERIES DESIGNATOR UN ALL ENDS
AHNC CONNECTION STYLE ERR-090 ERR-100
CQCY ADJUSTABLE PRESSURE RANGE +14.0/+29.0 POUNDS PER SQUARE INCH
CQJX NOMINAL THREAD SIZE 1.312 INCHES ALL ENDS
MATT MATERIAL STEEL COMP 303 BODY

Similar Parts

5642 ITEM 21 , 5642ITEM21 , 4820-01-351-5838 , 4820013515838 , 013515838 , 5642 ITEM 21 , 5652 ITEM 4 , 5652C-4 , 5652C-G504 , D559T-16D-20 ,