Product Details | VACUUM BREAKING VALVE

4820-01-284-5131 An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also VALVE, VACUUM REGULATING.

Part Alternates: 14170, 70307-83804-101, 4820-01-284-5131, 01-284-5131, 4820012845131, 7030783804101, 012845131

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 25-AUG-88 01-284-5131

Cross Reference | NSN 4820-01-284-5131

Part Number Cage Code Manufacturer
14170 55723 SPECTRUM ASSOCIATES, INC. DBA SPECTRUM PRESSURESTAT CO
14170-2 55723 SPECTRUM ASSOCIATES, INC. DBA SPECTRUM PRESSURESTAT CO
70307-83804-101 78286 SIKORSKY AIRCRAFT CORPORATION
70307-83804-102 78286 SIKORSKY AIRCRAFT CORPORATION

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Technical Data | NSN 4820-01-284-5131

Characteristic Specifications
SPECIAL FEATURES VALVE,BREAKAWAY
III END ITEM IDENTIFICATION AIRCRAFT MODEL SH-60B
MANUFACTURERS CODE 78286
MFR SOURCE CONTROLLING REFERENCE 70307-83804-101

Restrictions/Controls & Freight Information | NSN 4820-01-284-5131

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information