PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B7444-3-2-R500BInsulation Sleeving,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5970-01-253-8836 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-253-8836 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-253-8836. Primary manufacturer part number: B7444-3-2-R500B.
Features
  • Insulation Sleeving,electrical — FSC 5970
  • Color: BLACK
  • Environmental Protection: CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT
  • Dielectric Material Voltage Rating Per Unit Thickness: 200.0 VOLTS PER MIL /0.001 INCH/ IN
  • Style Designator: NONSHRINKABLE
  • Minimum Tensile Strength: 1800 POUNDS PER SQUARE INCH LBS
  • Temp Rating: -55.0 CELSIUS DEGC
  • Flexibility: FLEXIBLE
Applications
  • Applications requiring Plastic Polyvinyl Chloride (pvc) or Plastic Polyvinyl Chloride-Acetate construction
General Description

The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-253-8836, is classified within Federal Supply Class 5970 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5970-01-253-8836
Primary Part NumberB7444-3-2-R500B
Item NameInsulation Sleeving,electrical
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
ColorBLACK
Environmental ProtectionCORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT
Dielectric Material Voltage Rating Per Unit Thickness200.0 VOLTS PER MIL /0.001 INCH/ IN
Style DesignatorNONSHRINKABLE
Minimum Tensile Strength1800 POUNDS PER SQUARE INCH LBS
Temp Rating-55.0 CELSIUS DEGC
FlexibilityFLEXIBLE
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) OR PLASTIC POLYVINYL CHLORIDE-ACETATE
Wall Thickness0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
Inside Diameter0.500 INCHES MINIMUM AND 0.524 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5970-00-263-132585T4-5 INTERCHANGEABLE
Insulation Sleeving,electrical
Bell Textron Inc
5970-00-284-8466B7444-1-1-1R50C INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5970-00-539-6179B7444-3-1-1B INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5970-00-729-5381B7444-3-1-2B INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5970-00-809-9122 INTERCHANGEABLE
Insulation Sleeving,electrical
5970-00-826-9827B7444-1-1-10C INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5970-00-833-9166B7444-1-1-16C INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5970-00-883-8404B7444-3-1-9B INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5970-00-990-7048415780-80 INTERCHANGEABLE
Insulation Sleeving,electrical
Insulation Sources Inc Dba Ico Rally
5970-01-103-007020042600-01 INTERCHANGEABLE
Insulation Sleeving,electrical
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
Cross-Reference Index
Part NumberManufacturer
B7444-3-2-R500B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-I-7444 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5970PL0848782 Jednolity Indeks Materialowy - Uniform Material Index (POL)
AMS-I-7444 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5970-00-263-1325INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
85T4-5
5970-00-284-8466INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
B7444-1-1-1R50C
5970-00-539-6179INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
B7444-3-1-1B
5970-00-729-5381INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
B7444-3-1-2B
5970-00-809-9122INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
5970-00-826-9827INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
B7444-1-1-10C
5970-00-833-9166INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
B7444-1-1-16C
5970-00-883-8404INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
B7444-3-1-9B
5970-00-990-7048INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
415780-80
5970-01-103-0070INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
20042600-01
5970-01-140-0779INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
B7444-3-2-1R50B
5970-01-201-0537INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
M7444-3-1-2R50B

Frequently Asked Questions

What is NSN 5970-01-253-8836?

NSN 5970-01-253-8836 is a Insulation Sleeving,electrical, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5970 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5970-01-253-8836?

NSN 5970-01-253-8836 has 4 cross-referenced part numbers: B7444-3-2-R500B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-I-7444 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 5970PL0848782 (Jednolity Indeks Materialowy - Uniform Material Index), AMS-I-7444 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5970-01-253-8836?

There are 12 known substitutes for 5970-01-253-8836: 5970-00-263-1325, 5970-00-284-8466, 5970-00-539-6179 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B7444-3-2-R500B?

Key specifications for B7444-3-2-R500B: Color: BLACK; Environmental Protection: CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT; Dielectric Material Voltage Rating Per Unit Thickness: 200.0 VOLTS PER MIL /0.001 INCH/ IN; Style Designator: NONSHRINKABLE. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5970-01-253-8836 still in active supply?

NSN 5970-01-253-8836 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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