PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5220ACounter Assy,test S

Wang Laboratories Inc · NSN 4920-00-997-9147 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-997-9147 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-997-9147. Primary manufacturer part number: 5220A.
Features
  • Counter Assy,test S — FSC 4920
  • 1 verified cross-reference
  • Primary manufacturer: Wang Laboratories Inc
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Counter Assy,test S, cataloged under National Stock Number 4920-00-997-9147, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Wang Laboratories Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCounter Assy,test S
FSC / FSG4920 — No Item Name Available (FSG 49)
ManufacturersWang Laboratories Inc (CAGE 06763)
Technical Specifications
ParameterValue
NSN4920-00-997-9147
Primary Part Number5220A
Item NameCounter Assy,test S
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerWang Laboratories Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6625-00-044-6951 INTERCHANGEABLE
Test Set,insulation Breakdown
5996-01-083-3801482943 INTERCHANGEABLE
Amplifier,direct Current
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
5220A Wang Laboratories Inc (USA)
Related Parts
6625-00-044-6951INTERCHANGEABLE
TEST SET,INSULATION BREAKDOWN
5996-01-083-3801INTERCHANGEABLE
AMPLIFIER,DIRECT CURRENT
482943

Frequently Asked Questions

What is NSN 4920-00-997-9147?

NSN 4920-00-997-9147 is a Counter Assy,test S, manufactured by Wang Laboratories Inc, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-997-9147?

NSN 4920-00-997-9147 has 1 cross-referenced part number: 5220A (Wang Laboratories Inc).

What NSN replaces 4920-00-997-9147?

There are 2 known substitutes for 4920-00-997-9147: 6625-00-044-6951, 5996-01-083-3801. Verify interchangeability with system specifications before substitution.

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