Product Details | AIRCRAFT CABIN AIR PRESSURE CONTROLLER

1660-01-256-7674 An item designed to regulate aircraft cabin and/or compartment pressure by providing a reference pressure signal to control the operation of one or more valves discharging cabin and/or compartment air to the atmosphere. May contain or operate in conjunction with selector controls for desired altitude pressure and altitude rate of change or be pre-set for automatic operation without selector controls. For items consisting of a controller and a valve, see REGULATOR, AIR PRESSURE, AIRCRAFT CABIN.

Part Alternates: 123SCEC510219, 123SCEC5102-19, 13383631, 133836-3-1, 1660-01-256-7674, 01-256-7674, 1660012567674, 012567674

Aircraft Components and Accessories | Aircraft Air Conditioning, Heating, and Pressurizing Equipment

Supply Group (FSG) NSN Assign. NIIN
16 09 JUN 1987 01-256-7674

Demand History | NSN 1660-01-256-7674

Part Number Request Date QTY Origin
1660-01-256-7674 2016-07-190 6 NECO
1660-01-256-7674 2015-10-287 6 NECO
1660-01-256-7674 2014-09-246 18 NECO
1660-01-256-7674 2014-01-16 6 NECO
1660-01-256-7674 2012-11-312 18 NECO

Cross Reference | NSN 1660-01-256-7674

Part Number Cage Code Manufacturer
123SCEC5102-19 26512 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
133836-3-1 70210 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL

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Technical Data | NSN 1660-01-256-7674

Characteristic Specifications
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS PARTS LIST ON CAGE 70210
III END ITEM IDENTIFICATION AIRCRAFT MODEL E-2C
MANUFACTURERS CODE 26512
MFR SOURCE CONTROLLING REFERENCE 123SCEC5102-19
MANUFACTURERS CODE 70210
DESIGN CONTROL REFERENCE 133836-3-1

Restrictions/Controls & Freight Information | NSN 1660-01-256-7674

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
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
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 671 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 1660-01-256-7674

Category Code Description
Cognizance Codes7RAeronautical Depot Level Repairable Spares
Naval Inventory Control Point, Philadelphia
Special Material IDEESPECIAL ELECTRONICAIRCRAFT(E2C)
Issue Repair, or RequisitionARRepairable item subject to centrally managed rework program at designated sites. Mandatory turn-in of item required except when initial issue or replacement of surveyed item is involved.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityE(1) IRAM Program Intensive Management Reparables (2) Material (expendable ordnance) Requiring Lot and Serial Number Control but which is Reported by Serial Number Only
Acquisition Advice CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative