PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

421-50Voltmeter

Jewell Instruments Llc · NSN 6625-00-110-8477 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-110-8477 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-110-8477. Primary manufacturer part number: 421-50.
Features
  • Voltmeter — FSC 6625
  • 2 verified cross-references
  • Primary manufacturer: Jewell Instruments Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-110-8477, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Jewell Instruments Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameVoltmeter
FSC / FSG6625 — No Item Name Available (FSG 66)
ManufacturersJewell Instruments Llc (CAGE 33005); Bae Systems Information and Electronic Systems Integration Inc. (CAGE 72314)
Technical Specifications
ParameterValue
NSN6625-00-110-8477
Primary Part Number421-50
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerJewell Instruments Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJF
Verified Substitutes 4
5330-00-599-645234925 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6615-01-009-137842150 INTERCHANGEABLE
Housing,rotary
Electro-Tec Corp Dba Moog Inc., Components Group
5331-01-137-68954215000 INTERCHANGEABLE
O-Ring
Alfa Laval Inc
5998-01-527-250742150 INTERCHANGEABLE
Circuit Card Assembly
Jowa Usa Inc
Cross-Reference Index
Part NumberManufacturer
421-50 PRIMARY Jewell Instruments Llc (USA)
1093-668 Bae Systems Information and Electronic Systems Integration Inc. (USA)
Related Parts
5330-00-599-6452INTERCHANGEABLE
SEAL,PLAIN ENCASED
34925
6615-01-009-1378INTERCHANGEABLE
HOUSING,ROTARY
42150
5331-01-137-6895INTERCHANGEABLE
O-RING
4215000
5998-01-527-2507INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
42150

Frequently Asked Questions

What is NSN 6625-00-110-8477?

NSN 6625-00-110-8477 is a Voltmeter, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-110-8477?

NSN 6625-00-110-8477 has 2 cross-referenced part numbers: 421-50 (Jewell Instruments Llc), 1093-668 (Bae Systems Information and Electronic Systems Integration Inc.).

What NSN replaces 6625-00-110-8477?

There are 4 known substitutes for 6625-00-110-8477: 5330-00-599-6452, 6615-01-009-1378, 5331-01-137-6895 and 1 more. Verify interchangeability with system specifications before substitution.

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