PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50051Cuvette,turbidity Instrument

Hf Scientific Inc. · NSN 6640-01-357-8532 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-357-8532 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-357-8532. Primary manufacturer part number: 50051.
Features
  • Cuvette,turbidity Instrument — FSC 6640
  • General Characteristics Item Description: 28 MM DIA. X 93 MM HIGH; W/THREADED OPENING AND BLACK CAP; OPTICAL CLEAR GLASS FOR LIGHT TRANSMISSION; USED TO COLLECT SAMPLE FOR CHECKING TURBIDITY IN A FLUID SAMPLE; FOR USE IN A TURBIDITY METER; 3 PER PKG MM
  • 3 verified cross-references
  • Primary manufacturer: Hf Scientific Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cuvette,turbidity Instrument, cataloged under National Stock Number 6640-01-357-8532, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hf Scientific Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-357-8532
Primary Part Number50051
Item NameCuvette,turbidity Instrument
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerHf Scientific Inc.
StatusACTIVE
General Characteristics Item Description28 MM DIA. X 93 MM HIGH; W/THREADED OPENING AND BLACK CAP; OPTICAL CLEAR GLASS FOR LIGHT TRANSMISSION; USED TO COLLECT SAMPLE FOR CHECKING TURBIDITY IN A FLUID SAMPLE; FOR USE IN A TURBIDITY METER; 3 PER PKG MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-3390280026-115 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4720-00-181-9280AFA8000362 INTERCHANGEABLE
Hose Assembly,nonmetallic
Axillon Aerospace (rockmart), Llc
5840-00-505-1036IP209FPS8 INTERCHANGEABLE
Indicator,range
Joint Electronics Type Designation System
3455-00-555-1262H54M INTERCHANGEABLE
File,rotary
Simonds Industries Inc
1650-00-569-844850051 INTERCHANGEABLE
Plug,hydraulic Pump
Parker Hannifin Corporation Div Hydraulic Systems Division
1680-00-707-086150051 INTERCHANGEABLE
Parts Kit,actuator,
Meggitt North Hollywood Inc
1680-00-809-30805005-1 INTERCHANGEABLE
Gear Assembly,actua
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
3120-01-181-745050051 INTERCHANGEABLE
Parts Kit,bearing Replacement,me
Prestolite Electric Inc
4320-01-436-6626 INTERCHANGEABLE
Reservoir,hydraulic
4810-01-530-002750051/BM50051 INTERCHANGEABLE
Valve Assembly,manifold
Allied Systems Company Dba Allied Systems Co
Cross-Reference Index
Part NumberManufacturer
50051 Hf Scientific Inc. (USA)
15-393-5 Fisher Scientific Company L.l.c. (USA)
A05 TJR005 Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa (USA)
Related Parts
3110-00-156-3390INTERCHANGEABLE
BEARING,BALL,ANNULAR
280026-115
4720-00-181-9280INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
AFA8000362
5840-00-505-1036INTERCHANGEABLE
INDICATOR,RANGE
IP209FPS8
3455-00-555-1262INTERCHANGEABLE
FILE,ROTARY
H54M
1650-00-569-8448INTERCHANGEABLE
PLUG,HYDRAULIC PUMP
50051
1680-00-707-0861INTERCHANGEABLE
PARTS KIT,ACTUATOR,
50051
1680-00-809-3080INTERCHANGEABLE
GEAR ASSEMBLY,ACTUA
5005-1
3120-01-181-7450INTERCHANGEABLE
PARTS KIT,BEARING REPLACEMENT,ME
50051
4320-01-436-6626INTERCHANGEABLE
RESERVOIR,HYDRAULIC
4810-01-530-0027INTERCHANGEABLE
VALVE ASSEMBLY,MANIFOLD
50051/BM50051
4820-01-659-9266INTERCHANGEABLE
DISK,VALVE
5005-1-7
4820-01-659-9268INTERCHANGEABLE
STEM,FLUID VALVE
5005-1-9

Frequently Asked Questions

What is NSN 6640-01-357-8532?

NSN 6640-01-357-8532 is a Cuvette,turbidity Instrument, manufactured by Hf Scientific Inc., classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-357-8532?

NSN 6640-01-357-8532 has 3 cross-referenced part numbers: 50051 (Hf Scientific Inc.), 15-393-5 (Fisher Scientific Company L.l.c.), A05 TJR005 (Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa).

What NSN replaces 6640-01-357-8532?

There are 12 known substitutes for 6640-01-357-8532: 3110-00-156-3390, 4720-00-181-9280, 5840-00-505-1036 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50051?

Key specifications for 50051: General Characteristics Item Description: 28 MM DIA. X 93 MM HIGH; W/THREADED OPENING AND BLACK CAP; OPTICAL CLEAR GLASS FOR LIGHT TRANSMISSION; USED TO COLLECT SAMPLE FOR CHECKING TURBIDITY IN A FLUID SAMPLE; FOR USE IN A TURBIDITY METER; 3 PER PKG MM. 1 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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