PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6571Test Tube

Corning Incorporated Dba Corning Incorporated · NSN 6640-01-504-3043 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-504-3043 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-504-3043. Primary manufacturer part number: 6571.
Features
  • Test Tube — FSC 6640
  • Material: PLASTIC POLYPROPYLENE
  • Features Provided: NONSTERILE
  • Style Designator: BEADED RIM CONICAL BOTTOM
  • Primary Container Type: PACKAGE
  • Primary Container Unit Quantity: 96
  • 1 verified cross-reference
  • Primary manufacturer: Corning Incorporated Dba Corning Incorporated
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Plastic Polypropylene construction
General Description

The Test Tube, cataloged under National Stock Number 6640-01-504-3043, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Corning Incorporated Dba Corning Incorporated. Government technical data includes 5 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
NSN6640-01-504-3043
Primary Part Number6571
Item NameTest Tube
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerCorning Incorporated Dba Corning Incorporated
StatusACTIVE
MaterialPLASTIC POLYPROPYLENE
Features ProvidedNONSTERILE
Style DesignatorBEADED RIM CONICAL BOTTOM
Primary Container TypePACKAGE
Primary Container Unit Quantity96
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-00-556-71766571-00 INTERCHANGEABLE
O-Ring
Lawler Manufacturing Company, Inc.
5940-00-926-820612751B INTERCHANGEABLE
Terminal,feedthru
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
2540-01-062-71666P1290 INTERCHANGEABLE
Filter
Caterpillar Inc Div Caterpillar Defense
5355-01-124-2084657-1 INTERCHANGEABLE
Knob
Kurz-Kasch Inc
5315-01-554-66316571 INTERCHANGEABLE
Pin,grooved,headed
Ameridrives International, Llc Dba Ameridrives International Llc
Cross-Reference Index
Part NumberManufacturer
6571 PRIMARY Corning Incorporated Dba Corning Incorporated (USA)
Related Parts
5331-00-556-7176INTERCHANGEABLE
O-RING
6571-00
5940-00-926-8206INTERCHANGEABLE
TERMINAL,FEEDTHRU
12751B
2540-01-062-7166INTERCHANGEABLE
FILTER
6P1290
5355-01-124-2084INTERCHANGEABLE
KNOB
657-1
5315-01-554-6631INTERCHANGEABLE
PIN,GROOVED,HEADED
6571

Frequently Asked Questions

What is NSN 6640-01-504-3043?

NSN 6640-01-504-3043 is a Test Tube, manufactured by Corning Incorporated Dba Corning Incorporated, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-504-3043?

NSN 6640-01-504-3043 has 1 cross-referenced part number: 6571 (Corning Incorporated Dba Corning Incorporated).

What NSN replaces 6640-01-504-3043?

There are 5 known substitutes for 6640-01-504-3043: 5331-00-556-7176, 5940-00-926-8206, 2540-01-062-7166 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6571?

Key specifications for 6571: Material: PLASTIC POLYPROPYLENE; Features Provided: NONSTERILE; Part Name Assigned by Controlling Agency: VOLUME 0.2 ML; FLAT CAP STYLE; Style Designator: BEADED RIM CONICAL BOTTOM. 7 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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