Product Details | RESISTANCE BRIDGE

6625-00-166-0398 A test instrument which will measure an unknown resistance by electrical comparison with calibrated known resistors.

Part Alternates: ANZM4U, ZM4U, 5300, 5300S1, 5300TYPES, 841532, 6625-00-166-0398, 00-166-0398, 6625001660398, 001660398

Instruments and Laboratory Equipment | Electrical and Electronic Properties Measuring and Testing Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1961 00-166-0398

Demand History | NSN 6625-00-166-0398

Part Number Request Date QTY Origin
5300 2021-02-41 1 US
6625-00-166-0398 2014-12-343 1 NECO
6625-00-166-0398 2012-05-150 2 United States
6625-00-166-0398 2007-03-62 1 Canada

Cross Reference | NSN 6625-00-166-0398

Part Number Cage Code Manufacturer
5300 31922 LEEDS AND NORTHRUP CO A UNIT OF GENERAL SIGNAL CORP
5300S1 31922 LEEDS AND NORTHRUP CO A UNIT OF GENERAL SIGNAL CORP
5300TYPES 31922 LEEDS AND NORTHRUP CO A UNIT OF GENERAL SIGNAL CORP
841532 19203 PICATINNY ARSENAL
ANZM4U 31922 LEEDS AND NORTHRUP CO A UNIT OF GENERAL SIGNAL CORP
ANZM4U 80058 JOINT ELECTRONICS TYPE DESIGNATION SYSTEM
ZM4U 80058 JOINT ELECTRONICS TYPE DESIGNATION SYSTEM
ZM4U 80064 NAVAL SHIP SYSTEMS COMMAND
ZM4U 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 6625-00-166-0398

Characteristic Specifications
SCALE CALIBRATION 0 TO 10 MEG OHMS RESISTANCE
SCALE OVERALL ACCURACY RATING IN PERCENT -0.150 TO 0.150
ADJUSTMENT METHOD ROTARY SWITCH
BALANCE INDICATOR TYPE GALVANOMETER
CASE MATERIAL WOOD
DC VOLTAGE RATING 1.5 VOLTS NOMINAL
INTERNAL BATTERY ACCOMMODATION INCLUDED
OVERALL LENGTH 8.875 INCHES NOMINAL
OVERALL WIDTH 7.375 INCHES NOMINAL
OVERALL HEIGHT 5.375 INCHES NOMINAL
III FUNCTIONAL CLASSIFICATION AA-1.3
III FUNCTIONAL DESCRIPTION A PORTABLE WHEATSTONE BRIDGE USED TO MEASURE DC RESISTANCE OF ELECTRICAL COMPONENTS & AS AUXILIARY RESISTANCE BOXES; USED TO SUPPORT AN/ARN-30 ( ),AN/ASN-23,AN/ASN-23,AN/ASN-43,& PU-542( )/A
III TYPE/MODEL DESIGNATION ZM-4( )/U
III RELATIONSHIP TO SIMILAR EQUIPMENT WHEN EXHAUSTED USE 6625007774402; INTERCHANGEABLE W/ 6625002434845,6625005728800,66250 06492868,6625000600960,6625004901 724,6625006493055,6625004460,6625 005538240; SUITABLE SUBSTITUTE 6625004041592
III REFERENCE DATA AND LITERATURE DEPT OF ARMY PUBLICATIONS: TM-2019 W/ CHANGES 1&3 OCT 57,TM11-6625-249-12P JUN 57,TM11-6625-249-35P JUL 59,TB11-6625-249-35/1; LEEDS & NORTHRUP 5-5300
III ENTRY DATE 70-08-15
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE ZM4U
MANUFACTURERS CODE 80058
DESIGN CONTROL REFERENCE ZM4U

Restrictions/Controls & Freight Information | NSN 6625-00-166-0398

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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
NMF Description 061700 ELEC APPLIANCES/INSTRUMENTS NOI
Less than car load rating
Less than truck load rating J 100.2
Water commodity Code 738 unknown
Originating Activity Code XX
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 Q Extremely fragile items including delicate instruments.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 6625-00-166-0398

Category Code Description
Materiel Category and Inventory ManagerG Communications and Electronics Equipment, Electronics Materiel
Appropriation and Budget ActivityP Communications and Electronics Equipment (except Safeguard)
Management Inventory Segment1 REPARABLE ITEMS (Exclusive of Insurance and Provisioning Items.) This code will be used to identify serviceable or unserviceable items of a durable nature which when unserviceable normally can be repaired economically by depots or lower echelons of maintenance.
Specific Group/Generic CodeT Other Electronics Equipment
Weapons Systems/End Item or Homogeneous GroupTDTest Equip
Accounting Requirements CodeN Nonexpendable item. An item of Army property coded with an ARC of?N?in the AMDF. Nonexpendable items require property book accountability after issue from the stock record account. Commercial and fabricated items similar to items coded ?N? in the AMDF are considered nonexpendable items.
Source of SupplyB16US Army Communications-Electronics
Command and Fort Monmouth
Fort Monmouth, NJ 07703-5016
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Materiel Management Aggregation CodeRHTG:AUTO TEST EQUIPMENT/AUTO TEST SYSTEMS (ATE/ATS) (FSC RESIDUAL MMAC)
Budget CodeY variousO & M:AF centrally procured equipment items. They are separate, primary end items (other than the weapon system itself) needed by a user to perform an assigned mission. They are nonexpendable items (ERRCD NF or ND) which are not consumed in use, and they do not lose their original identity during periods of use by incorporation into, or attachment to another assembly.
Source of SupplyFLZWarner Robins Air Logistics Center
Robins AFB, GA 31098-5609
AgencyDFDepartment of the Air Force
Service OrganizationLLead Service - 22 (Repairable)
ReparabilitySAF Equipment Management System (AFEMS)
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes7ZGeneral purpose electronic test equipment to support various Naval Systems Commands equipment/programs.
Naval Inventory Control Point, Mechanicsburg
Special Material IDTEGeneral purpose electronic test equipment
Source of SupplyN35Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityHDepot Level Reparable
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each