Product Details | SPARK GAP

5840-01-056-1791 An item designed to act as a switching or triggering device by means of a disruptive discharge of electricity (a spark) between the electrodes. The insulation (usually air) between the electrodes is self-restoring after passage of the spark. For spark gaps used as a protective device, see ARRESTER, ELECTRICAL SURGE. For items with additional circuitry which perform complete modulation functions, see MODULATOR, RADAR.20259850043Antennas, Waveguides, and Related Equipment66250070Electrical and Electronic Properties Measuring and Testing Instruments

Part Alternates: G300277S1, TG359, TG-359, 43004043, 430040-43, 5840-01-056-1791, 01-056-1791, 5840010561791, 010561791

Communication, Detection, and Coherent Radiation Equipment | Radar Equipment, Except Airborne

Supply Group (FSG) NSN Assign. NIIN
58 17 FEB 1978 01-056-1791

Cross Reference | NSN 5840-01-056-1791

Part Number Cage Code Manufacturer
430040-43 29355 NAVY, UNITED STATES DEPARTMENT OF THE
G300277S1 24930 EXELIS INC. DBA RADAR, RECONNAISSANCE & UNDERSEA
TG-359 1E9M5 C P CLARE CORP
TG-359 71482 CP CLARE CORP NORTH AMERICAN SALES OPERATIONS
TG359 1W8F9 HIGH ENERGY DEVICES, LLC

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Technical Data | NSN 5840-01-056-1791

Characteristic Specifications
GAP TYPE NONROTARY
ELECTRODE MATERIAL CERAMIC
ADJUSTABILITY FEATURE NOT INCLUDED
OVERALL DIAMETER 1.263 INCHES MINIMUM AND 1.359 INCHES MAXIMUM
OVERALL LENGTH 1.208 INCHES MINIMUM AND 1.332 INCHES MAXIMUM
MOUNTING CONFIGURATION 8-32 UNC-2B THREADED HOLE 0.250 1N. DEEP
JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM NAME RADAR SET
JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM TYPE NUMBER AN/SPN-43A
MANUFACTURERS CODE 29355
DESIGN CONTROL REFERENCE 430040-43

Restrictions/Controls & Freight Information | NSN 5840-01-056-1791

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:UPrecious metal type is unknown
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
NMF Description 061300 CIRCUIT BREAKER/SWITCH NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 723 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
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 5840-01-056-1791

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSUSU:AF SICA RESIDUAL MMAC-OO-ALC
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each