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 |
|---|---|---|---|---|---|---|---|---|
| D8497-63-1 | 81336 | A | 5 | 2 | 5 | AX | ||
| D8497-63-1 | 5RQL2 | A | 5 | 2 | 5 | ZZ | ||
| 8497-63-1 | 97403 | A | 5 | 2 | 5 | AX | ||
| 5183A4TB350 | 91816 | A | 5 | 9 | 6 | AX | ||
| D8497-63-1 | 97403 | A | 5 | 2 | 5 | AX | ||
| 8497-63-1 | 81336 | A | 5 | 2 | 5 | AX | ||
| 5173A-4TB-350 | 91816 | A | 3 | 2 | 6 | AX | ||
| 27391 | 01359 | A | 5 | 2 | 5 | AX | ||
| D8497-63-1 | 94833 | A | 5 | 9 | 5 | AX |
CAGE Information
| Code | Company |
|---|---|
| 01359 | FAIRCHILD CONTROLS CORPORATION |
| 81336 | CHIEF OF ENGINEERS DEPT OF ARMY |
| 5RQL2 | DRS ENVIRONMENTAL SYSTEMS INC. |
| 97403 | CECOM LR CENTER |
| 91816 | CIRCOR AEROSPACE INC. DBA CIRCLE SEA |
| 94833 | KECO INDUSTRIES INC. |
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 |
|---|---|---|
| MEDA | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, SILICATE-ESTER BASE SINGLE RESPONSE |
| THSD | THREAD SERIES DESIGNATOR | UNF 2ND END |
| THSD | THREAD SERIES DESIGNATOR | UNJF 1ST END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 2ND END |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CQRB | SEAT ANGLE | 37.0 DEGREES 1ST END |
| AAJD | THREAD CLASS | 3A 1ST END |
| CSDC | OPENING PRESSURE SETTING | 350.0 POUNDS PER SQUARE INCH |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| MATT | MATERIAL | ALUMINUM ALLOY OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE |
| AEHZ | MAXIMUM OPERATING TEMP | 300.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| STYL | STYLE DESIGNATOR | ERR-090 |
| CQGM | MAXIMUM OPERATING PRESSURE | 2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES 2ND END |
| AAJD | THREAD CLASS | 3B 2ND END |
| AHNC | CONNECTION STYLE | ERR-090 ERR-100 |
| AAJF | THREAD DIRECTION | RIGHT-HAND 2ND END |
| CQJX | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | +265.0/+380.0 POUNDS PER SQUARE INCH |
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