NSN 6630-01-312-5889 · NIIN 013125889 · Part number K21400
Koehler Instrument Company, Inc. · FSC 6630 — Chemical Analysis Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 23035
Government record, cited
NSN 6630-01-312-5889 — this item is cataloged by the U.S. Government under National Stock Number 6630-01-312-5889. Manufacturer of record part number: K21400.
Also searched as6630-01-312-5889 ·
6630013125889 ·
NIIN 013125889 ·
01-312-5889 ·
FSC 6630 Chemical Analysis Instruments · CAGE 23035 · K21400
General Characteristics Item Description: SUPPLIED WITH 4 THERMOMETER SUPPORTS; 4 CHAINED CORKS; OIL STRAINER; WITHDRAWAL TUBE; TUBE NUT WRENCH,ORIFICE WRENCH; 2 PORT CLOSURES; 4 PORT COVERS; VISCOMETER CLEANER
1 manufacturer part number on file
Manufacturer of record: Koehler Instrument Company, Inc.
Identification
NSN: 6630-01-312-5889
NIIN: 013125889
FSC: 6630 — Chemical Analysis Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: K21400
Manufacturer: Koehler Instrument Company, Inc.
General Description
The Viscometer Bath, cataloged under National Stock Number 6630-01-312-5889, is classified within Federal Supply Class 6630 (Chemical Analysis Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Koehler Instrument Company, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6630-01-312-5889
Primary Part Number
K21400
Item Name
Viscometer Bath
FSC / FSG
6630 / 66 — Chemical Analysis Instruments
Manufacturer
Koehler Instrument Company, Inc.
Status
ACTIVE
General Characteristics Item Description
SUPPLIED WITH 4 THERMOMETER SUPPORTS; 4 CHAINED CORKS; OIL STRAINER; WITHDRAWAL TUBE; TUBE NUT WRENCH,ORIFICE WRENCH; 2 PORT CLOSURES; 4 PORT COVERS; VISCOMETER CLEANER
Other items in FSC 6630 — Chemical Analysis Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6630-00-003-0889
6630-00-003-0889 · Item name not on file
6630-00-003-4363
6630-00-003-4363 · Item name not on file
6630-00-003-5588
6630-00-003-5588 · Item name not on file
6630-00-003-5589
TENSIOMETER,LIQUID,TORSION METHO
6630-00-003-8727
6630-00-003-8727 · Item name not on file
6630-00-004-1473
6630-00-004-1473 · Item name not on file
6630-00-004-7436
6630-00-004-7436 · Item name not on file
6630-00-004-7437
6630-00-004-7437 · Item name not on file
Frequently Asked Questions
What is NSN 6630-01-312-5889?
NSN 6630-01-312-5889 is a Viscometer Bath, manufactured by Koehler Instrument Company, Inc., classified under FSC 6630, Chemical Analysis Instruments. Status: active.
What part numbers are listed for NSN 6630-01-312-5889?
NSN 6630-01-312-5889 has 1 manufacturer part number on file: K21400 (Koehler Instrument Company, Inc.).
What are the specifications of K21400?
Key specifications for K21400: General Characteristics Item Description: SUPPLIED WITH 4 THERMOMETER SUPPORTS; 4 CHAINED CORKS; OIL STRAINER; WITHDRAWAL TUBE; TUBE NUT WRENCH,ORIFICE WRENCH; 2 PORT CLOSURES; 4 PORT COVERS; VISCOMETER CLEANER. 1 specification is documented in the U.S. Government catalog.
Is NSN 6630-01-312-5889 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.