PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

450-0100-000Ammeter

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 6625-00-844-6450 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-844-6450 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-844-6450. Primary manufacturer part number: 450-0100-000.
Features
  • Ammeter — FSC 6625
  • Features Provided: ZERO ADJUSTER
  • Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Scale Division Quantity: 60 SINGLE INDICATOR SINGLE RANGE
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.240 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.240 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
Applications
  • Applications requiring Plastic Phenolic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-844-6450, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-844-6450
Primary Part Number450-0100-000
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Features ProvidedZERO ADJUSTER
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity60 SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Width2.240 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.240 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Nuclear Hardness Critical FeatureNONHARDENED
Meter Body Diameter Behind Mounting Flange2.700 INCHES MINIMUM AND 2.850 INCHES MAXIMUM IN
Furnished Items and QuantityTERM. HDW 2; MTG HDW 4
Mounting Stud Length0.510 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN
Movement TypeMOVING COIL, PERMANENT MAGNET
Installation DesignPANEL
ColorUNABLE TO DECODE
Style DesignatorRECTANGULAR FLUSH MTG
FSC Application DataTEST SET,ELECT. EQUIP.
Panel for Which DesignedNONMAGNETIC
MaterialPLASTIC PHENOLIC
Movement Suspension MethodTAUT BAND
Meter Depth Behind Mounting Flange1.510 INCHES MAXIMUM IN
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Indicator TypeDIAL W/POINTER
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Sensitivity Rating50.0 MILLIVOLTS
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Scale Selection MethodTERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 12
6625-00-643-1468450-0089-00 SUCCESSOR
Ammeter
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5915-00-030-7141 INTERCHANGEABLE
Network,hybrid Circuit
5120-00-056-39435120-00-056-3943 INTERCHANGEABLE
Blade,nutdriver
General Services Administration Federal Supply Service
6625-00-188-3739327T0-50DCUA INTERCHANGEABLE
Ammeter
Triplett (bluffton) Corporation Dba Lfe Instruments
5310-00-208-2823S8201-838068-173 INTERCHANGEABLE
Nut,plain,round
Naval Ship Systems Command
6130-00-250-2236 INTERCHANGEABLE
Rectifier,metallic
5310-00-262-570927B INTERCHANGEABLE
Washer,flat
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5310-00-305-9733M53-1 INTERCHANGEABLE
Nut,he,agon,taper
Dresser Industries Inc Leroi Div
1740-00-395-2804 INTERCHANGEABLE
Trailer,ground Handling
2925-00-500-5027 INTERCHANGEABLE
Shield,spark Plug
Cross-Reference Index
Part NumberManufacturer
27B Simpson Electric Company, Inc. (USA)
450-0100-000 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
450-0100-00 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
M531 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
450-0100-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
450-0100-000 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
03643 Simpson Electric Company, Inc. (USA)
3643 Simpson Electric Company, Inc. (USA)
530-8-404 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
Related Parts
6625-00-643-1468SUCCESSOR
AMMETER
450-0089-00
5915-00-030-7141INTERCHANGEABLE
NETWORK,HYBRID CIRCUIT
5120-00-056-3943INTERCHANGEABLE
BLADE,NUTDRIVER
5120-00-056-3943
6625-00-188-3739INTERCHANGEABLE
AMMETER
327T0-50DCUA
5310-00-208-2823INTERCHANGEABLE
NUT,PLAIN,ROUND
S8201-838068-173
6130-00-250-2236INTERCHANGEABLE
RECTIFIER,METALLIC
5310-00-262-5709INTERCHANGEABLE
WASHER,FLAT
27B
5310-00-305-9733INTERCHANGEABLE
NUT,HE,AGON,TAPER
M53-1
1740-00-395-2804INTERCHANGEABLE
TRAILER,GROUND HANDLING
2925-00-500-5027INTERCHANGEABLE
SHIELD,SPARK PLUG
3110-00-516-5289INTERCHANGEABLE
BEARING,BALL,ANNULAR
203TF
6625-00-553-0406INTERCHANGEABLE
VOLTMETER

Frequently Asked Questions

What is NSN 6625-00-844-6450?

NSN 6625-00-844-6450 is a Ammeter, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-844-6450?

NSN 6625-00-844-6450 has 9 cross-referenced part numbers: 27B (Simpson Electric Company, Inc.), 450-0100-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 450-0100-00 (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems), M531 (Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc), 450-0100-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems) and 4 more.

What NSN replaces 6625-00-844-6450?

There are 12 known substitutes for 6625-00-844-6450: 6625-00-643-1468, 5915-00-030-7141, 5120-00-056-3943 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 450-0100-000?

Key specifications for 450-0100-000: Features Provided: ZERO ADJUSTER; Overall Length: 2.530 INCHES MAXIMUM IN; Special Features: 0.0166 OHMS RES; Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE. 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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