Buy C491-2 Part of Circor Aerospace Inc with NSN 4820-00-191-6881
MPN: C491-2
Alternate P/N: C4912
Manufacturer: Circor Aerospace Inc
NSN: 4820-00-191-6881
Item Name: Valve Safety Relief
CAGE Code: 91816
Part number C491-2 is available for immediate shipping. The NSN for part number is 4820001916881. This part is manufactured by Circor Aerospace Inc. It is described as Valve Safety Relief. Would you like to request a quote for part number C491-2? Please fill out the form.
The form includes various important fields such as your contact details, Need Parts By, and Quantity. Please make sure to fill out all these fields accordingly before clicking to submit the form. Our experts will review your answers for Need Parts By and Quantity to calculate your quote.

Upload RFQ Sheet
If you have more than one item, upload your spreadsheet here
NSN Information for Part Number C491-2 with NSN 4820-00-191-6881, 4820001916881
NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
---|---|---|---|---|---|---|
4820-00-191-6881 Item Description: Valve Safety Relief | 4820 | 001916881 | 0 | N | ||
CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
U | A | |||||
Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
C491-2 | 2 | 2 | 7 |
Characteristics Data of NSN 4820-00-191-6881, 4820001916881
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A 1ST END |
AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
ADQU | FLOW CONTROL DEVICE | DISK |
ADSY | VALVE DISCHARGE FLOW RATE | 200.0 CUBIC FEET PER MINUTE |
AEHZ | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT SINGLE RESPONSE |
AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END |
AQLR | VALVE OPERATION METHOD | AUTOMATIC |
AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END |
CBBL | FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE |
CMLP | THREAD QUANTITY PER INCH | 12 1ST END |
CQCY | ADJUSTABLE PRESSURE RANGE | +47.0/+53.0 POUNDS PER SQUARE INCH |
CQGM | MAXIMUM OPERATING PRESSURE | 60.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
CQJX | NOMINAL THREAD SIZE | 1.312 INCHES 1ST END |
CSDC | OPENING PRESSURE SETTING | 50.0 POUNDS PER SQUARE INCH |
CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.000 INCHES 1ST END |
MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY2024 FED SPEC ALL MATERIAL RESPONSES OVERALL |
MEDA | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE |
SFTT | SURFACE TREATMENT | ANODIZE |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
STYL | STYLE DESIGNATOR | STRAIGHT THRU |
THSD | THREAD SERIES DESIGNATOR | UN 1ST END |
Sought-After NSN Components List
Leading NSN Part Manufacturers