PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9521-1Ammeter

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 6625-01-148-4792 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-148-4792 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-148-4792. Primary manufacturer part number: 9521-1.
Features
  • Ammeter — FSC 6625
  • Measurement Range: +0.0 TO 2.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Circuit Construction Type: NONELECTRONIC
  • Features Provided: ZERO ADJUSTER
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Movement Suspension Method: TAUT BAND
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-01-148-4792, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-148-4792
Primary Part Number9521-1
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
Measurement Range+0.0 TO 2.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Nuclear Hardness Critical FeatureNONHARDENED
Circuit Construction TypeNONELECTRONIC
Features ProvidedZERO ADJUSTER
FSC Application DataTEST SET,ELECT. EQUIP.
Movement Suspension MethodTAUT BAND
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Power SourceEXTERNAL
Circuit Current for Which DesignedAC
Installation DesignPANEL
Movement TypeMOVING IRON VANE
Measurement Range+0.0 TO 2.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Nuclear Hardness Critical FeatureNONHARDENED
Circuit Construction TypeNONELECTRONIC
Features ProvidedZERO ADJUSTER
FSC Application DataTEST SET,ELECT. EQUIP.
Movement Suspension MethodTAUT BAND
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Power SourceEXTERNAL
Circuit Current for Which DesignedAC
Installation DesignPANEL
Movement TypeMOVING IRON VANE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.7000 lbs
Cube0.0833 cu ft
Verified Substitutes 6
5340-00-123-6243 INTERCHANGEABLE
Spacer Coin Plate
4920-01-079-533195211 INTERCHANGEABLE
Clamp,toggle
Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
6532-01-379-529395211 INTERCHANGEABLE
Gown,operating,surgical
Kimberly-Clark Corporation
6220-01-391-7550952-11 INTERCHANGEABLE
Light,indicator
Globe Food Equipment Company
4820-01-415-98529521-1 INTERCHANGEABLE
Valve,lock
Pneudraulics, Inc.
5305-01-665-1786050-000030-118 INTERCHANGEABLE
Screw,cap,hexagon Head
Fastenal Company Div Stct
Cross-Reference Index
Part NumberManufacturer
9521-1 Air Dry Co of America, Llc (USA)
9521-1 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
62F3304 Pearson Engineering Limited (GBR)
62F3304 Simpson Electric Co Simpson Instruments Div (USA)
Related Parts
5340-00-123-6243INTERCHANGEABLE
SPACER COIN PLATE
4920-01-079-5331INTERCHANGEABLE
CLAMP,TOGGLE
95211
6532-01-379-5293INTERCHANGEABLE
GOWN,OPERATING,SURGICAL
95211
6220-01-391-7550INTERCHANGEABLE
LIGHT,INDICATOR
952-11
4820-01-415-9852INTERCHANGEABLE
VALVE,LOCK
9521-1
5305-01-665-1786INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
050-000030-118

Frequently Asked Questions

What is NSN 6625-01-148-4792?

NSN 6625-01-148-4792 is a Ammeter, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-148-4792?

NSN 6625-01-148-4792 has 4 cross-referenced part numbers: 9521-1 (Air Dry Co of America, Llc), 9521-1 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect), 62F3304 (Pearson Engineering Limited), 62F3304 (Simpson Electric Co Simpson Instruments Div).

What NSN replaces 6625-01-148-4792?

There are 6 known substitutes for 6625-01-148-4792: 5340-00-123-6243, 4920-01-079-5331, 6532-01-379-5293 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9521-1?

Key specifications for 9521-1: Measurement Range: +0.0 TO 2.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE; Nuclear Hardness Critical Feature: NONHARDENED; Circuit Construction Type: NONELECTRONIC; Features Provided: ZERO ADJUSTER. 22 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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