NSN 50D42
Head Valve
aluminum alloy; 1.250 in. o/a h; 2.810 in. w across flats;1 inlet internal; inlet counterbore 0.1562 in. min,0.1567 in. max;0.160 in. deep 6 mounting holes; 0.125 in. dia of bypass hole;counterbored; 0.234 in. min,0.236 in. max; 0.095 in. deep general characteristics item description.
NSN 1660-00-166-6502 Datasheet
- (NSN) National Stock Number
- 1660-00-166-6502
- (FSG) Federal Supply Group
- 16 - Aerospace Craft Components and Accessories
- (FSC) Federal Supply Classification
- 1660 - Pressurizing Equipment, Heating and Aircraft Air Conditioning
- (NIIN) National Item Identification Number
- 00-166-6502
- Requires Demilitarization
- Yes
- (INC) Item Name Code
- 77777
- Date
- Fri, Nov 19, 1971
- Schedule B Code
- 8803300060
- General Characteristics Item Description
- aluminum alloy; 1.250 in. o/a h; 2.810 in. w across flats;1 inlet internal; inlet counterbore 0.1562 in. min,0.1567 in. max;0.160 in. deep 6 mounting holes; 0.125 in. dia of bypass hole;counterbored; 0.234 in. min,0.236 in. max; 0.095 in. deep
Identification
- Demilitarization Code
- Q - "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
- Precious Metals Indicator
- A - Item does not contain precious metal.
- Hazardous Metals Indicator
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- Pseudo Item Name Code
- 1652676
Cross Reference
CAGE Codes
- 05643
-
Barber-Greene CoU.s./canadian manufacturers
- 0MKW7
-
Minnpar, Llc Dba MinnparU.s./canadian manufacturers
- 61790
-
Astec Industries Inc Div Astec Ind.U.s./canadian manufacturers
- 72914
-
Grimes Aerospace CompanyU.s./canadian manufacturers
Freight Information
- Air Commodity
- AZ -
- Air Dimension
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- National Motor Freight Class Rating
- W - Rating variable
- Special Handling
- 9 - Other or no special handling required (sh)
- Type of Cargo
- Z - No special type of cargo code applicable
- Uniform Freight Classification Item Number
- 04720
- Water Commodity
- 671 - Aircraft parts, to include test/tool sets and equipment (other than armament systems)
- National Motor Freight Classification Item Number
- 011790
Questions & Answers
-
What is the FSCG of the NSN 1660-00-166-6502?
The FSCG of the NSN 1660-00-166-6502 is 1660
-
Does the NSN 1660-00-166-6502 have a Schedule B code assigned?
Yes, the Schedule B code is 8803300060
-
Does NSN 1660-00-166-6502 require demilitarization?
"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
-
Does NSN 1660-00-166-6502 contain precious materials?
Item does not contain precious metal.
-
Does NSN 1660-00-166-6502 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
-
When the NSN 1660-00-166-6502 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Fri, Nov 19, 1971
Pricing & Availability
Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.
Stock Checks
-
5310-01-591-863610/07/2026 08:10 AM EDTAssembled Washe Self-Locking Nut1,992 in stock
-
5340-01-624-818310/07/2026 08:10 AM EDTLoop Clamp85 in stock
-
5306-01-338-089610/07/2026 08:10 AM EDTShear Bolt527 in stock
-
6150-01-323-351810/07/2026 08:10 AM EDTConductor Bus133 in stock
-
6130-01-005-539210/07/2026 08:10 AM EDTStatic Power Inverter2 in stock
-
8145-01-175-867610/07/2026 08:10 AM EDTShipping and Storage Container12 in stock
-
4010-01-502-105710/07/2026 08:10 AM EDTSingle Leg Wire Rope Assembly1 in stock
-
5340-01-609-083210/07/2026 08:10 AM EDTRod End Clevis1 in stock
-
5340-01-209-881410/07/2026 08:10 AM EDTDust and Moisture Protective Cap44 in stock
-
6680-01-661-201410/07/2026 04:10 AM EDTLiquid Quantity Transmitter7 in stock
-
1630-00-180-503410/07/2026 04:10 AM EDTBrake Cylinder Retainer27 in stock
-
5120-01-250-722210/07/2026 04:10 AM EDTBarrel Alignment Tool Set1 in stock
-
5975-01-531-347310/07/2026 04:10 AM EDTElectrical Equipme Mounting Base1 in stock
-
5935-01-128-672310/07/2026 04:10 AM EDTElectrical Plug Connector3 in stock
-
2520-00-734-923810/07/2026 12:10 AM EDTShaft Driven Gear8 in stock
Recent Updates
-
5995-00-006-971810/06/2026 08:10 AM EDTElectrical Cord AssemblyIn Wire Assemblies: Communication Equipment, Cord and Cable
-
5995-00-006-972010/06/2026 08:10 AM EDTRadio Frequency Cable AssemblyIn Wire Assemblies: Communication Equipment, Cord and Cable
-
5330-00-006-972210/06/2026 08:10 AM EDTGasketIn Packing and Gasket Materials
-
5985-00-006-972310/06/2026 08:10 AM EDTNo Name AvailableIn Related Equipment, Waveguides and Antennas
-
5998-00-006-972610/06/2026 08:10 AM EDTCircuit Card AssemblyIn Electrical and Electronic Assemblies, Boards, Cards and Associated Hardware
-
1325-00-008-533310/05/2026 08:10 AM EDTBomb FuzeIn Bombs
-
6135-00-008-534110/05/2026 08:10 AM EDTNonrechargeable BatteryIn Nonrechargeable Batteries
-
5331-00-008-532410/05/2026 08:10 AM EDTO-RingIn O-Ring
-
1325-00-008-533710/05/2026 08:10 AM EDTUtility BombIn Bombs
-
6135-00-008-534010/05/2026 08:10 AM EDTBatteryIn Nonrechargeable Batteries
-
5305-00-006-940810/02/2026 08:10 AM EDTMachine ScrewIn Screws
-
9330-00-006-938710/02/2026 08:10 AM EDTObservation WindowIn Plastics Fabricated Materials
-
8030-00-006-939110/02/2026 08:10 AM EDTCoating CompoundIn Preservative and Sealing Compounds
-
5935-00-006-939410/02/2026 08:10 AM EDTElectrical Receptacle ConnectorIn Electrical Connectors
-
5935-00-006-939610/02/2026 08:10 AM EDTElectrical Receptacle ConnectorIn Electrical Connectors
Popular Categories
-
FSC 5520Millwork
-
FSC 6545Outfits, Kits and Replenishable Field Medical Sets
-
FSC 7730Television Sets: Home Type, Radios and Phonographs
-
FSC 1025Over 150mm Through 200mm Guns
-
FSC 5530Plywood and Veneer
-
FSC 4931Fire Control Maintenance and Repair Shop Specialized Equipment
-
FSC 1360Inert Depth Charges and Components
-
FSC 5825Except Airborne Radio Navigation Equipment
-
FSC 3020Gears, Pulleys, Sprockets and Transmission Chain
-
FSC 6665Hazard-Detecting Instruments and Apparatus
-
FSC 3910Conveyors
-
FSC 6610Flight Instruments
-
FSC 3443Power Driven Mechanical Presses
-
FSC 8320Padding and Stuffing Materials
-
FSC 3590Miscellaneous Service and Trade Equipment