PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4375Resistor Switch Ass

Electro Scientific Industries Inc · NSN 6625-00-946-4621 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-946-4621 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-946-4621. Primary manufacturer part number: 4375.
Features
  • Resistor Switch Ass — FSC 6625
  • 2 verified cross-references
  • Primary manufacturer: Electro Scientific Industries Inc
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor Switch Ass, cataloged under National Stock Number 6625-00-946-4621, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Electro Scientific Industries Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameResistor Switch Ass
FSC / FSG6625 — No Item Name Available (FSG 66)
ManufacturersElectro Scientific Industries Inc (CAGE 11837); Electro Scientific Industries Inc (CAGE 9Y504)
Successor NSN6625-01-263-5811 — Detecting Element,directional Co
Technical Specifications
ParameterValue
NSN6625-00-946-4621
Primary Part Number4375
Item NameResistor Switch Ass
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerElectro Scientific Industries Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6625-01-263-581110000H SUCCESSOR
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
2530-00-004-82854375 INTERCHANGEABLE
Brake Lining Kit
Crane Carrier Company, Llc
6515-00-137-63456345 INTERCHANGEABLE
Plug,ear
Access: Supports for Living Inc. Dba Access Supports for Living Inc
5330-00-948-67631652461-1 INTERCHANGEABLE
Gasket
Eaton Aerospace, Llc Dba Jackson South
5342-01-289-770812342017 INTERCHANGEABLE
Bumper,special
U S Army Tank Automotive Command Amsta-Im-Mm
8415-01-356-38674375 INTERCHANGEABLE
Gloves,chemical Protective
Ghc Specialty Brands, Llc Dba Lab Safety Supply
5985-01-384-31994375 INTERCHANGEABLE
Diplexer
Blonder Tongue Laboratories, Inc.
5305-01-680-5277MN091208030 INTERCHANGEABLE
Screw,cap,socket Head
J.w.f. Technologies, Llc
Cross-Reference Index
Part NumberManufacturer
4375 Electro Scientific Industries Inc (USA)
4375 PRIMARY Electro Scientific Industries Inc (USA)
Related Parts
6625-01-263-5811SUCCESSOR
DETECTING ELEMENT,DIRECTIONAL CO
10000H
2530-00-004-8285INTERCHANGEABLE
BRAKE LINING KIT
4375
6515-00-137-6345INTERCHANGEABLE
PLUG,EAR
6345
5330-00-948-6763INTERCHANGEABLE
GASKET
1652461-1
5342-01-289-7708INTERCHANGEABLE
BUMPER,SPECIAL
12342017
8415-01-356-3867INTERCHANGEABLE
GLOVES,CHEMICAL PROTECTIVE
4375
5985-01-384-3199INTERCHANGEABLE
DIPLEXER
4375
5305-01-680-5277INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
MN091208030

Frequently Asked Questions

What is NSN 6625-00-946-4621?

NSN 6625-00-946-4621 is a Resistor Switch Ass, manufactured by Electro Scientific Industries Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-946-4621?

NSN 6625-00-946-4621 has 2 cross-referenced part numbers: 4375 (Electro Scientific Industries Inc), 4375 (Electro Scientific Industries Inc).

What NSN replaces 6625-00-946-4621?

There are 8 known substitutes for 6625-00-946-4621: 6625-01-263-5811, 2530-00-004-8285, 6515-00-137-6345 and 5 more. Verify interchangeability with system specifications before substitution.

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