PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DGS03438Insulation Sleeving,thermal

Armacell Llc · NSN 5640-01-674-5736 · FSC 5640 · No Item Name Available
Verified by PartsTable
NSN 5640-01-674-5736 — this item is cataloged by the U.S. Government under National Stock Number 5640-01-674-5736. Primary manufacturer part number: DGS03438.
Features
  • Insulation Sleeving,thermal — FSC 5640
  • Design Form: SPLIT ROUND
  • Inside Diameter: 0.750 INCHES NOMINAL IN
  • Temp Rating: -297.0 FAHRENHEIT MINIMUM AND 200.0 FAHRENHEIT MAXIMUM DEGF
  • Flexibility: FLEXIBLE
  • Insulation Thickness: 0.375 INCHES NOMINAL IN
  • Installation Furnished Items: ADHESIVE CEMENT
  • Fabrication Method: MOLDED
Applications
  • Applications requiring Plastic Location Not Otherwise Specified construction
General Description

The Insulation Sleeving,thermal, cataloged under National Stock Number 5640-01-674-5736, is classified within Federal Supply Class 5640 (No Item Name Available) of the Construction and Building Materials group. The primary manufacturer of record is Armacell Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5640-01-674-5736
Primary Part NumberDGS03438
Item NameInsulation Sleeving,thermal
FSC / FSG5640 / 56 — No Item Name Available
ManufacturerArmacell Llc
StatusACTIVE
Design FormSPLIT ROUND
Inside Diameter0.750 INCHES NOMINAL IN
Temp Rating-297.0 FAHRENHEIT MINIMUM AND 200.0 FAHRENHEIT MAXIMUM DEGF
FlexibilityFLEXIBLE
Insulation Thickness0.375 INCHES NOMINAL IN
Installation Furnished ItemsADHESIVE CEMENT
Fabrication MethodMOLDED
Supplementary FeaturesBLACK; CLOSED CELL; WILL NOT ABSORB MOISTURE
MaterialPLASTIC LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-01-504-8994192248 INTERCHANGEABLE
Switch,liquid Level
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
DGS03438 PRIMARY Armacell Llc (USA)
192248 Divine Imaging Inc. (USA)
Related Parts
5930-01-504-8994INTERCHANGEABLE
SWITCH,LIQUID LEVEL
192248

Frequently Asked Questions

What is NSN 5640-01-674-5736?

NSN 5640-01-674-5736 is a Insulation Sleeving,thermal, manufactured by Armacell Llc, classified under FSC 5640 (No Item Name Available). Status: active.

What are the part numbers for NSN 5640-01-674-5736?

NSN 5640-01-674-5736 has 2 cross-referenced part numbers: DGS03438 (Armacell Llc), 192248 (Divine Imaging Inc.).

What NSN replaces 5640-01-674-5736?

There is 1 known substitute for 5640-01-674-5736: 5930-01-504-8994. Verify interchangeability with system specifications before substitution.

What are the specifications of DGS03438?

Key specifications for DGS03438: Design Form: SPLIT ROUND; Inside Diameter: 0.750 INCHES NOMINAL IN; Temp Rating: -297.0 FAHRENHEIT MINIMUM AND 200.0 FAHRENHEIT MAXIMUM DEGF; Flexibility: FLEXIBLE. 10 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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