PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19971A1Stirrer,magnetic,laboratory

Curtin Matheson Scientific Inc · NSN 6640-00-970-8425 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-970-8425 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-970-8425. Primary manufacturer part number: 19971A1.
Features
  • Stirrer,magnetic,laboratory — FSC 6640
  • 5 verified cross-references
  • Primary manufacturer: Curtin Matheson Scientific Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Stirrer,magnetic,laboratory, cataloged under National Stock Number 6640-00-970-8425, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Curtin Matheson Scientific Inc. This item has 5 commercial cross-references from 5 manufacturers, 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 NameStirrer,magnetic,laboratory
FSC / FSG6640 — No Item Name Available (FSG 66)
ManufacturersCurtin Matheson Scientific Inc (CAGE 15481); Precision Scientific Petroleum Instruments Co (CAGE 48619); Vwr Scientific Div of Univar (CAGE 08474); Manostat Corp (CAGE 21519); Sp Industries Inc Lurex Mfg (CAGE 2A303)
Technical Specifications
ParameterValue
NSN6640-00-970-8425
Primary Part Number19971A1
Item NameStirrer,magnetic,laboratory
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerCurtin Matheson Scientific Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-007-627858945 INTERCHANGEABLE
Gasket
Dressta North America Ltd
5330-00-008-9252S6925 INTERCHANGEABLE
Gland,packing
Scotsman Industries Inc Div Scotsman Ice Systems
5330-00-071-6863 INTERCHANGEABLE
Retainer,packing
5342-00-391-365010A6008 INTERCHANGEABLE
Ring
Napco International Llc Dba Napco International Inc
5331-01-169-2463 INTERCHANGEABLE
O-Ring
5905-01-503-837365904 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
7530-01-609-064965904 INTERCHANGEABLE
Envelope,mailing
3 Star Papers Ltd Dba Limited Papers Div Limited Papers
4820-01-729-418599178 INTERCHANGEABLE
Valve,ball
Sussman-Automatic Corporation Dba Mr Steam Div Sussman Electric Boilers
Cross-Reference Index
Part NumberManufacturer
19971A1 Curtin Matheson Scientific Inc (USA)
65904 Precision Scientific Petroleum Instruments Co (USA)
58945 Vwr Scientific Div of Univar
G22806 Manostat Corp (USA)
S6925 Sp Industries Inc Lurex Mfg (USA)
Related Parts
5330-00-007-6278INTERCHANGEABLE
GASKET
58945
5330-00-008-9252INTERCHANGEABLE
GLAND,PACKING
S6925
5330-00-071-6863INTERCHANGEABLE
RETAINER,PACKING
5342-00-391-3650INTERCHANGEABLE
RING
10A6008
5331-01-169-2463INTERCHANGEABLE
O-RING
5905-01-503-8373INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
65904
7530-01-609-0649INTERCHANGEABLE
ENVELOPE,MAILING
65904
4820-01-729-4185INTERCHANGEABLE
VALVE,BALL
99178

Frequently Asked Questions

What is NSN 6640-00-970-8425?

NSN 6640-00-970-8425 is a Stirrer,magnetic,laboratory, manufactured by Curtin Matheson Scientific Inc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-970-8425?

NSN 6640-00-970-8425 has 5 cross-referenced part numbers: 19971A1 (Curtin Matheson Scientific Inc), 65904 (Precision Scientific Petroleum Instruments Co), 58945 (Vwr Scientific Div of Univar), G22806 (Manostat Corp), S6925 (Sp Industries Inc Lurex Mfg).

What NSN replaces 6640-00-970-8425?

There are 8 known substitutes for 6640-00-970-8425: 5330-00-007-6278, 5330-00-008-9252, 5330-00-071-6863 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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