PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1455BVoltage Divider

Iet Labs Inc · NSN 4920-01-021-8513 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-021-8513 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-021-8513. Primary manufacturer part number: 1455B.
Features
  • Voltage Divider — FSC 4920
  • General Characteristics Item Description: 17.938 IN. BY 3.500 IN. BY 6.000 IN.,DECADE VOLTAGE DIVIDER PROVIDES VOLTAGE RATIOS FROM 0.00001 TO 1.00000 WITH ACCURACY OF PORM 0.04 PCT OF INDICATED RATIO IN
  • 2 verified cross-references
  • Primary manufacturer: Iet Labs Inc
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Voltage Divider, cataloged under National Stock Number 4920-01-021-8513, 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 Iet Labs Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-01-021-8513
Primary Part Number1455B
Item NameVoltage Divider
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerIet Labs Inc
StatusACTIVE
General Characteristics Item Description17.938 IN. BY 3.500 IN. BY 6.000 IN.,DECADE VOLTAGE DIVIDER PROVIDES VOLTAGE RATIOS FROM 0.00001 TO 1.00000 WITH ACCURACY OF PORM 0.04 PCT OF INDICATED RATIO IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5975-00-280-91813715 INTERCHANGEABLE
Reducing Washer,knockout
Abb Installation Products Inc
3120-00-597-7404107224PC120 INTERCHANGEABLE
Bearing,washer,thrust
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
Cross-Reference Index
Part NumberManufacturer
1455B Iet Labs Inc (USA)
1455B Genrad Inc (USA)
Related Parts
5975-00-280-9181INTERCHANGEABLE
REDUCING WASHER,KNOCKOUT
3715
3120-00-597-7404INTERCHANGEABLE
BEARING,WASHER,THRUST
107224PC120

Frequently Asked Questions

What is NSN 4920-01-021-8513?

NSN 4920-01-021-8513 is a Voltage Divider, manufactured by Iet Labs Inc, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-01-021-8513?

NSN 4920-01-021-8513 has 2 cross-referenced part numbers: 1455B (Iet Labs Inc), 1455B (Genrad Inc).

What NSN replaces 4920-01-021-8513?

There are 2 known substitutes for 4920-01-021-8513: 5975-00-280-9181, 3120-00-597-7404. Verify interchangeability with system specifications before substitution.

What are the specifications of 1455B?

Key specifications for 1455B: General Characteristics Item Description: 17.938 IN. BY 3.500 IN. BY 6.000 IN.,DECADE VOLTAGE DIVIDER PROVIDES VOLTAGE RATIOS FROM 0.00001 TO 1.00000 WITH ACCURACY OF PORM 0.04 PCT OF INDICATED RATIO IN. 1 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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