PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1559Meter,audio Level

Jewell Instruments Llc · NSN 6625-00-819-5509 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-819-5509 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-819-5509. Primary manufacturer part number: 1559.
Features
  • Meter,audio Level — FSC 6625
  • Mounting Bolt Circle Diameter: 3.875 INCHES NOMINAL IN
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Special Markings: RED LINE AT 7.8 DB DB
  • Style Designator: ROUND FLUSH MTG
  • Color: UNABLE TO DECODE
  • Meter Body Diameter Behind Mounting Flange: 3.500 INCHES NOMINAL IN
  • Meter Depth Behind Mounting Flange: 1.000 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,audio Level, cataloged under National Stock Number 6625-00-819-5509, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Jewell Instruments Llc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-819-5509
Primary Part Number1559
Item NameMeter,audio Level
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerJewell Instruments Llc
StatusACTIVE
Mounting Bolt Circle Diameter3.875 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Special MarkingsRED LINE AT 7.8 DB DB
Style DesignatorROUND FLUSH MTG
ColorUNABLE TO DECODE
Meter Body Diameter Behind Mounting Flange3.500 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange1.000 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Arrangement StyleSIX HOLE/STUD BOLT CIRCLE
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Facility Type and Quantity6 FLANGE
Overall Diameter4.125 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Mounting Bolt Circle Diameter3.875 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Special MarkingsRED LINE AT 7.8 DB DB
Style DesignatorROUND FLUSH MTG
ColorUNABLE TO DECODE
Meter Body Diameter Behind Mounting Flange3.500 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange1.000 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Arrangement StyleSIX HOLE/STUD BOLT CIRCLE
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Facility Type and Quantity6 FLANGE
Overall Diameter4.125 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Weight1.5000 lbs
Cube0.0200 cu ft
Verified Substitutes 10
6625-01-110-41741559 SUCCESSOR
Clip Set
Electro Scientific Industries Inc
5998-00-020-02541559 INTERCHANGEABLE
Electronic Components Assembly
Mission Systems Davenport Inc.
5985-00-250-40201559 INTERCHANGEABLE
Attenuator,variable
Shallco, Inc
5120-00-277-9078212-45-04PC1559 INTERCHANGEABLE
Wrench,spanner
Naval Ship Systems Command
5310-00-297-04241559 INTERCHANGEABLE
Washer,flat
R.w. Fernstrum & Company
4820-00-464-9174155-9 INTERCHANGEABLE
Valve,bleeder,hydraulic System
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
6150-01-004-52711559 INTERCHANGEABLE
Lead,electrical
Elliott Machine Works Inc
5985-01-108-77401559 INTERCHANGEABLE
Switch,radio Frequency Transmiss
General Microwave Corporation Div Kratos Microwave Electronics
5915-01-124-93470N256661 INTERCHANGEABLE
Filter,low Pass
National Security Agency
5310-01-157-13751559 INTERCHANGEABLE
Washer,lock
Jacobs Mfg Co the
Cross-Reference Index
Part NumberManufacturer
1559 PRIMARY Jewell Instruments Llc (USA)
Related Parts
6625-01-110-4174SUCCESSOR
CLIP SET
1559
5998-00-020-0254INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
1559
5985-00-250-4020INTERCHANGEABLE
ATTENUATOR,VARIABLE
1559
5120-00-277-9078INTERCHANGEABLE
WRENCH,SPANNER
212-45-04PC1559
5310-00-297-0424INTERCHANGEABLE
WASHER,FLAT
1559
4820-00-464-9174INTERCHANGEABLE
VALVE,BLEEDER,HYDRAULIC SYSTEM
155-9
6150-01-004-5271INTERCHANGEABLE
LEAD,ELECTRICAL
1559
5985-01-108-7740INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
1559
5915-01-124-9347INTERCHANGEABLE
FILTER,LOW PASS
0N256661
5310-01-157-1375INTERCHANGEABLE
WASHER,LOCK
1559

Frequently Asked Questions

What is NSN 6625-00-819-5509?

NSN 6625-00-819-5509 is a Meter,audio Level, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-819-5509?

NSN 6625-00-819-5509 has 1 cross-referenced part number: 1559 (Jewell Instruments Llc).

What NSN replaces 6625-00-819-5509?

There are 10 known substitutes for 6625-00-819-5509: 6625-01-110-4174, 5998-00-020-0254, 5985-00-250-4020 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1559?

Key specifications for 1559: Mounting Bolt Circle Diameter: 3.875 INCHES NOMINAL IN; Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE; Special Markings: RED LINE AT 7.8 DB DB; Style Designator: ROUND FLUSH MTG. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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