PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1011ARatio Standard

Eaton Corp Electronic Instrumentation Div Los Angeles Plant · NSN 6625-00-209-6545 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-209-6545 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-209-6545. Primary manufacturer part number: 1011A.
Features
  • Ratio Standard — FSC 6625
  • General Characteristics Item Description: FREQUENCY RANGE 50 HZ TO 10 KHZ,INPUT 350 VMAX,OUTPUT IMPEDANCE 3.5 OHMS MAX,19.000 IN. O/A LG,5.250 IN. H,7.000 IN. DEEP KHz
  • General Characteristics Item Description: FREQUENCY RANGE 50 HZ TO 10 KHZ,INPUT 350 VMAX,OUTPUT IMPEDANCE 3.5 OHMS MAX,19.000 IN. O/A LG,5.250 IN. H,7.000 IN. DEEP KHz
  • 2 verified cross-references
  • Primary manufacturer: Eaton Corp Electronic Instrumentation Div Los Angeles Plant
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ratio Standard, cataloged under National Stock Number 6625-00-209-6545, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Eaton Corp Electronic Instrumentation Div Los Angeles Plant. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-209-6545
Primary Part Number1011A
Item NameRatio Standard
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerEaton Corp Electronic Instrumentation Div Los Angeles Plant
StatusACTIVE
General Characteristics Item DescriptionFREQUENCY RANGE 50 HZ TO 10 KHZ,INPUT 350 VMAX,OUTPUT IMPEDANCE 3.5 OHMS MAX,19.000 IN. O/A LG,5.250 IN. H,7.000 IN. DEEP KHz
General Characteristics Item DescriptionFREQUENCY RANGE 50 HZ TO 10 KHZ,INPUT 350 VMAX,OUTPUT IMPEDANCE 3.5 OHMS MAX,19.000 IN. O/A LG,5.250 IN. H,7.000 IN. DEEP KHz
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 9
5120-00-277-1243 INTERCHANGEABLE
Wrench,open End
5120-00-490-42838H0695 INTERCHANGEABLE
Puller,mechanical
Caterpillar Inc Div Caterpillar Defense
5930-00-490-8802101102A INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
5940-00-552-4685011-2022-479 INTERCHANGEABLE
Terminal,feedthru
Itt Cannon Rf Products
6130-00-978-846910-1-1A INTERCHANGEABLE
Power Supply
Spellman High-Voltage Electronics Corporation Dba Spellman High-Voltage Electronics Corp
5975-01-097-0908HLP-1011A INTERCHANGEABLE
Junction Box
High Lite Corp
6220-01-182-33801011A INTERCHANGEABLE
Lamp Unit,vehicular
Federal-Mogul Corp Government Sales Dept
5930-01-485-5308101110A-2A INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
6695-01-571-3992M-1011A INTERCHANGEABLE
Calibration Set,primary Referenc
Tegam, Inc.
Cross-Reference Index
Part NumberManufacturer
1011A Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
M-1011A Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
Related Parts
5120-00-277-1243INTERCHANGEABLE
WRENCH,OPEN END
5120-00-490-4283INTERCHANGEABLE
PULLER,MECHANICAL
8H0695
5930-00-490-8802INTERCHANGEABLE
SWITCH,ROTARY
101102A
5940-00-552-4685INTERCHANGEABLE
TERMINAL,FEEDTHRU
011-2022-479
6130-00-978-8469INTERCHANGEABLE
POWER SUPPLY
10-1-1A
5975-01-097-0908INTERCHANGEABLE
JUNCTION BOX
HLP-1011A
6220-01-182-3380INTERCHANGEABLE
LAMP UNIT,VEHICULAR
1011A
5930-01-485-5308INTERCHANGEABLE
SWITCH,ROTARY
101110A-2A
6695-01-571-3992INTERCHANGEABLE
CALIBRATION SET,PRIMARY REFERENC
M-1011A

Frequently Asked Questions

What is NSN 6625-00-209-6545?

NSN 6625-00-209-6545 is a Ratio Standard, manufactured by Eaton Corp Electronic Instrumentation Div Los Angeles Plant, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-209-6545?

NSN 6625-00-209-6545 has 2 cross-referenced part numbers: 1011A (Eaton Corp Electronic Instrumentation Div Los Angeles Plant), M-1011A (Eaton Corp Electronic Instrumentation Div Los Angeles Plant).

What NSN replaces 6625-00-209-6545?

There are 9 known substitutes for 6625-00-209-6545: 5120-00-277-1243, 5120-00-490-4283, 5930-00-490-8802 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1011A?

Key specifications for 1011A: General Characteristics Item Description: FREQUENCY RANGE 50 HZ TO 10 KHZ,INPUT 350 VMAX,OUTPUT IMPEDANCE 3.5 OHMS MAX,19.000 IN. O/A LG,5.250 IN. H,7.000 IN. DEEP KHz; General Characteristics Item Description: FREQUENCY RANGE 50 HZ TO 10 KHZ,INPUT 350 VMAX,OUTPUT IMPEDANCE 3.5 OHMS MAX,19.000 IN. O/A LG,5.250 IN. H,7.000 IN. DEEP KHz. 2 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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