PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

76027Shield,heat,distilling Flask

Precision Scientific Petroleum Instruments Co · NSN 6640-00-264-4991 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-264-4991 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-264-4991. Primary manufacturer part number: 76027.
Features
  • Shield,heat,distilling Flask — FSC 6640
  • Material: ASBESTOS
  • Center Hole Diameter: 1.500 INCHES NOMINAL IN
  • Overall Thickness: 0.187 INCHES NOMINAL IN
  • Bevel Recess: NOT PROVIDED
  • 3 verified cross-references
  • Primary manufacturer: Precision Scientific Petroleum Instruments Co
Applications
  • Applications requiring Asbestos construction
General Description

The Shield,heat,distilling Flask, cataloged under National Stock Number 6640-00-264-4991, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Precision Scientific Petroleum Instruments Co. Government technical data includes 4 verified specifications, 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
NSN6640-00-264-4991
Primary Part Number76027
Item NameShield,heat,distilling Flask
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerPrecision Scientific Petroleum Instruments Co
StatusACTIVE
MaterialASBESTOS
Center Hole Diameter1.500 INCHES NOMINAL IN
Overall Thickness0.187 INCHES NOMINAL IN
Bevel RecessNOT PROVIDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-223-7192 INTERCHANGEABLE
Spring
6630-00-359-9792 INTERCHANGEABLE
Tester,flash Point
5120-00-394-5092HSP916 INTERCHANGEABLE
Puller,mechanical
Hamilton Sundstrand Corporation Dba Collins Aerospace
5915-00-409-8049B794AB INTERCHANGEABLE
Filter,band Pass
Raytheon Company Dba Raytheon
5305-00-543-2761 INTERCHANGEABLE
Screw,machine
6520-00-582-5486 INTERCHANGEABLE
Suction Apparatus,dental
6625-00-705-3564D86-7F INTERCHANGEABLE
Detector,radio Frequency
General Instrument Corporation Dba Motorola Div Motorola Mobility - Home Division
5935-00-724-9866G300078S1 INTERCHANGEABLE
Socket,plug-in Electronic Compon
L3harris Technologies, Inc Div Space & Airborne Systems
4520-00-773-6329791 INTERCHANGEABLE
Valve,air Venting,steam
Itt Fluid Technology Corp Itt Mcdonnell and Miller
6675-01-042-982979-1 INTERCHANGEABLE
Transit
Brunson Instrument Company Dba Brunson Instrument Co
Cross-Reference Index
Part NumberManufacturer
76027 PRIMARY Precision Scientific Petroleum Instruments Co (USA)
791 Federal Standards Promulgated by General Services Administration Washington DC
D86 American Society for Testing and Materials Dba Astm International (USA)
Related Parts
5360-00-223-7192INTERCHANGEABLE
SPRING
6630-00-359-9792INTERCHANGEABLE
TESTER,FLASH POINT
5120-00-394-5092INTERCHANGEABLE
PULLER,MECHANICAL
HSP916
5915-00-409-8049INTERCHANGEABLE
FILTER,BAND PASS
B794AB
5305-00-543-2761INTERCHANGEABLE
SCREW,MACHINE
6520-00-582-5486INTERCHANGEABLE
SUCTION APPARATUS,DENTAL
6625-00-705-3564INTERCHANGEABLE
DETECTOR,RADIO FREQUENCY
D86-7F
5935-00-724-9866INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
G300078S1
4520-00-773-6329INTERCHANGEABLE
VALVE,AIR VENTING,STEAM
791
6675-01-042-9829INTERCHANGEABLE
TRANSIT
79-1
3433-01-070-9875INTERCHANGEABLE
TIP,WELDING TORCH
79E SIZE 1
5935-01-114-9841INTERCHANGEABLE
DUMMY CONNECTOR,PLUG
16VU060-9

Frequently Asked Questions

What is NSN 6640-00-264-4991?

NSN 6640-00-264-4991 is a Shield,heat,distilling Flask, manufactured by Precision Scientific Petroleum Instruments Co, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-264-4991?

NSN 6640-00-264-4991 has 3 cross-referenced part numbers: 76027 (Precision Scientific Petroleum Instruments Co), 791 (Federal Standards Promulgated by General Services Administration Washington DC), D86 (American Society for Testing and Materials Dba Astm International).

What NSN replaces 6640-00-264-4991?

There are 12 known substitutes for 6640-00-264-4991: 5360-00-223-7192, 6630-00-359-9792, 5120-00-394-5092 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 76027?

Key specifications for 76027: Overall Width: 5.000 INCHES NOMINAL IN; Material: ASBESTOS; Overall Length: 5.000 INCHES NOMINAL IN; Center Hole Diameter: 1.500 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com