4820-00-005-8470
Cartr Holding Valve
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Official Item Classification
- Name
- Cartr Holding Valve
- (NSN) National Stock Number
- 4820-00-005-8470
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 77777
- (FIIG) Federal Item Identification Guide
- A23900
- Date
- 06/11/1972 (54 years ago)
Holding Valve NSN 4820000058470.
Specs & Compatibility
aavr7a1 ram/rs
3200.0 pounds per square inch
text
cartridge holding valve
using an iso vg 32 hydraulic fluid at 100 degrees fahrenheit to 120 degrees fahrenheit the valves are to be set as follows: hold pressure = 2500 psi, + or - 50 psi; maximum leakage = 5 drops per minute; cracking pressure = 3200 psi, + or - 50 psi; crack flow is defined as 0.60 cubic inches per minute flow minimum
synthetic resin per ms28774-120 ref; 1st 0-ring: ms28778-6 ref; second 0-ring: ms28775-120 ref; 3rd 0-ring: ms28778-16 ref
"threads per ms33656-16; boss per ms16142 for tube size .750" outside diameter"
item is critical for operation of aavr7a1 ram/rs
05047-asme y14-100-2013 professional/industrial association standard
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
1655160
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