PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25730Stopcock,laboratory Apparatus

Mettler-Toledo Llc · NSN 6640-01-606-4262 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-606-4262 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-606-4262. Primary manufacturer part number: 25730.
Features
  • Stopcock,laboratory Apparatus — FSC 6640
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY
  • Criticality Code Justification: ZZZY
  • 1 verified cross-reference
  • Primary manufacturer: Mettler-Toledo Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Stopcock,laboratory Apparatus, cataloged under National Stock Number 6640-01-606-4262, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Mettler-Toledo Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-606-4262
Primary Part Number25730
Item NameStopcock,laboratory Apparatus
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerMettler-Toledo Llc
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2990-00-447-2320 INTERCHANGEABLE
Shaft Assy Engine,g
2805-00-936-6075257-30 INTERCHANGEABLE
Screen,rotary
Clinton Engines Corp
3020-00-941-601325730 INTERCHANGEABLE
Gear Cluster
L3harris Technologies, Inc. Div Space and Airborne Systems
5340-01-421-7268230968 INTERCHANGEABLE
Plate,mounting
Allied Systems Company Dba Allied Systems Co
5306-01-503-640625-730 INTERCHANGEABLE
Bolt,machine
Crane Carrier Company, Llc
Cross-Reference Index
Part NumberManufacturer
25730 Mettler-Toledo Llc (USA)
Related Parts
2990-00-447-2320INTERCHANGEABLE
SHAFT ASSY ENGINE,G
2805-00-936-6075INTERCHANGEABLE
SCREEN,ROTARY
257-30
3020-00-941-6013INTERCHANGEABLE
GEAR CLUSTER
25730
5340-01-421-7268INTERCHANGEABLE
PLATE,MOUNTING
230968
5306-01-503-6406INTERCHANGEABLE
BOLT,MACHINE
25-730

Frequently Asked Questions

What is NSN 6640-01-606-4262?

NSN 6640-01-606-4262 is a Stopcock,laboratory Apparatus, manufactured by Mettler-Toledo Llc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-606-4262?

NSN 6640-01-606-4262 has 1 cross-referenced part number: 25730 (Mettler-Toledo Llc).

What NSN replaces 6640-01-606-4262?

There are 5 known substitutes for 6640-01-606-4262: 2990-00-447-2320, 2805-00-936-6075, 3020-00-941-6013 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25730?

Key specifications for 25730: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY; Criticality Code Justification: ZZZY. 2 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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