NSN 6640-01-331-1947 · NIIN 013311947 · Part number 538215
Precision Scientific Petroleum Instruments Co · FSC 6640 — Laboratory Equipment and Supplies · FSG 66 — Instruments and Laboratory Equipment · CAGE 48619
Government record, cited
NSN 6640-01-331-1947 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-331-1947. Manufacturer of record part number: 538215.
Also searched as6640-01-331-1947 ·
6640013311947 ·
NIIN 013311947 ·
01-331-1947 ·
FSC 6640 Laboratory Equipment and Supplies · CAGE 48619 · 538215
General Characteristics Item Description: FOR USE ON WATER BATH CIRCULATOR; MODEL 66590
Purchase Description Identification: 48619-538215
1 manufacturer part number on file
Manufacturer of record: Precision Scientific Petroleum Instruments Co
Identification
NSN: 6640-01-331-1947
NIIN: 013311947
FSC: 6640 — Laboratory Equipment and Supplies
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 538215
Manufacturer: Precision Scientific Petroleum Instruments Co
General Description
The Coupling,water Bath Circulator, cataloged under National Stock Number 6640-01-331-1947, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Precision Scientific Petroleum Instruments Co. Government technical data includes 2 specifications, 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
6640-01-331-1947
Primary Part Number
538215
Item Name
Coupling,water Bath Circulator
FSC / FSG
6640 / 66 — Laboratory Equipment and Supplies
Manufacturer
Precision Scientific Petroleum Instruments Co
Status
ACTIVE
General Characteristics Item Description
FOR USE ON WATER BATH CIRCULATOR; MODEL 66590
Purchase Description Identification
48619-538215
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Precision Scientific Petroleum Instruments Co (USA)
No interchangeability data on file.
Other items in FSC 6640 — Laboratory Equipment and Supplies
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6640-00-001-3348
6640-00-001-3348 · Item name not on file
6640-00-001-6670
LID,ANAEROBIC CULTURE APPARATUS
6640-00-001-6868
CONTROLLER,TIME AND TEMPERATURE,
6640-00-001-6871
6640-00-001-6871 · Item name not on file
6640-00-001-8928
6640-00-001-8928 · Item name not on file
6640-00-001-9167
6640-00-001-9167 · Item name not on file
6640-00-001-9168
6640-00-001-9168 · Item name not on file
6640-00-003-4362
6640-00-003-4362 · Item name not on file
Frequently Asked Questions
What is NSN 6640-01-331-1947?
NSN 6640-01-331-1947 is a Coupling,water Bath Circulator, manufactured by Precision Scientific Petroleum Instruments Co, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
What part numbers are listed for NSN 6640-01-331-1947?
NSN 6640-01-331-1947 has 1 manufacturer part number on file: 538215 (Precision Scientific Petroleum Instruments Co).
What are the specifications of 538215?
Key specifications for 538215: General Characteristics Item Description: FOR USE ON WATER BATH CIRCULATOR; MODEL 66590; Purchase Description Identification: 48619-538215; Part Name Assigned by Controlling Agency: COUPLING WATER BATH CIRCULATOR E.I. NSN 6640004715691; End Item Identification: 6640-00-471-5691. 2 specifications are documented in the U.S. Government catalog.
Is NSN 6640-01-331-1947 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.