PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25700Hydrometer,graduated Scale

Central Scientific Co Educational · NSN 6630-01-309-6022 · FSC 6630 · No Item Name Available
Verified by PartsTable
NSN 6630-01-309-6022 — this item is cataloged by the U.S. Government under National Stock Number 6630-01-309-6022. Primary manufacturer part number: 25700.
Features
  • Hydrometer,graduated Scale — FSC 6630
  • 1 verified cross-reference
  • Primary manufacturer: Central Scientific Co Educational
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Hydrometer,graduated Scale, cataloged under National Stock Number 6630-01-309-6022, is classified within Federal Supply Class 6630 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Central Scientific Co Educational. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHydrometer,graduated Scale
FSC / FSG6630 — No Item Name Available (FSG 66)
ManufacturersCentral Scientific Co Educational (CAGE 11273)
Technical Specifications
ParameterValue
NSN6630-01-309-6022
Primary Part Number25700
Item NameHydrometer,graduated Scale
FSC / FSG6630 / 66 — No Item Name Available
ManufacturerCentral Scientific Co Educational
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2810-00-118-373025700 INTERCHANGEABLE
Housing,relief Valve
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5950-00-148-2766 INTERCHANGEABLE
Transformer,current
5940-00-258-532718106REVF INTERCHANGEABLE
Terminal,stud
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
5835-00-393-1996 INTERCHANGEABLE
Guide,tape
5950-00-510-1771SMC283219 INTERCHANGEABLE
Reactor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3110-00-554-3343 INTERCHANGEABLE
Bearing,ball,annular
5945-00-785-7844 INTERCHANGEABLE
Solenoid,electrical
5962-01-072-8381 INTERCHANGEABLE
Microcircuit,linear
4820-01-173-8446257 INTERCHANGEABLE
Cap,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5998-01-224-199425-700 INTERCHANGEABLE
Circuit Card Assembly
Olympus America Inc
Cross-Reference Index
Part NumberManufacturer
25700 Central Scientific Co Educational (USA)
Related Parts
2810-00-118-3730INTERCHANGEABLE
HOUSING,RELIEF VALVE
25700
5950-00-148-2766INTERCHANGEABLE
TRANSFORMER,CURRENT
5940-00-258-5327INTERCHANGEABLE
TERMINAL,STUD
18106REVF
5835-00-393-1996INTERCHANGEABLE
GUIDE,TAPE
5950-00-510-1771INTERCHANGEABLE
REACTOR
SMC283219
3110-00-554-3343INTERCHANGEABLE
BEARING,BALL,ANNULAR
5945-00-785-7844INTERCHANGEABLE
SOLENOID,ELECTRICAL
5962-01-072-8381INTERCHANGEABLE
MICROCIRCUIT,LINEAR
4820-01-173-8446INTERCHANGEABLE
CAP,VALVE
257
5998-01-224-1994INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
25-700
3895-01-324-6354INTERCHANGEABLE
REEL SYSTEM,HOSE
13228E3472
6150-01-565-3099INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
25701

Frequently Asked Questions

What is NSN 6630-01-309-6022?

NSN 6630-01-309-6022 is a Hydrometer,graduated Scale, manufactured by Central Scientific Co Educational, classified under FSC 6630 (No Item Name Available). Status: active.

What are the part numbers for NSN 6630-01-309-6022?

NSN 6630-01-309-6022 has 1 cross-referenced part number: 25700 (Central Scientific Co Educational).

What NSN replaces 6630-01-309-6022?

There are 12 known substitutes for 6630-01-309-6022: 2810-00-118-3730, 5950-00-148-2766, 5940-00-258-5327 and 9 more. Verify interchangeability with system specifications before substitution.

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