PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TRANSFLEX 20AWG BLACK B-A-1Insulation Sleeving,electrical

Minnesota Mining and Mfg Co 3m Company · NSN 5970-00-581-3894 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-581-3894 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-581-3894. Primary manufacturer part number: TRANSFLEX 20AWG BLACK B-A-1.
Features
  • Insulation Sleeving,electrical — FSC 5970
  • Dielectric Withstanding Voltage in Volts: 7000.0
  • Reliability Indicator: NOT ESTABLISHED
  • Temp Rating: 130.0 CELSIUS DEGC
  • Inside Diameter: 0.032 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN
  • Departure From Cited Document: AS MOD BY COLOR
  • Impregnation Material: VINYL
  • Color: BLACK
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-00-581-3894, 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 Minnesota Mining and Mfg Co 3m Company. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 13 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
NSN5970-00-581-3894
Primary Part NumberTRANSFLEX 20AWG BLACK B-A-1
Item NameInsulation Sleeving,electrical
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerMinnesota Mining and Mfg Co 3m Company
StatusCANCELLED
Dielectric Withstanding Voltage in Volts7000.0
Reliability IndicatorNOT ESTABLISHED
Temp Rating130.0 CELSIUS DEGC
Inside Diameter0.032 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN
Departure From Cited DocumentAS MOD BY COLOR
Impregnation MaterialVINYL
ColorBLACK
FlexibilityFLEXIBLE
Style DesignatorNONSHRINKABLE
Nondefinitive Spec/std DataB-A-1 CLASS AND 20AWG SIZE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5970-00-060-8599HYGRADE VF 5/8IN BLACK B-A-1 INTERCHANGEABLE
Insulation Sleeving,electrical
Markel Corp.
5985-00-156-0746649 INTERCHANGEABLE
Dummy Load,electrical
Omega Laboratories Inc
5970-00-250-30231011322-1 INTERCHANGEABLE
Insulation Sleeving,electrical
Us Army Aviation and Missile Command
3110-00-289-6573DV6275 INTERCHANGEABLE
Bearing,ball,annular
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5970-00-295-8915 INTERCHANGEABLE
Insulation Sleeving,electrical
5970-00-295-8916 INTERCHANGEABLE
Insulation Sleeving,electrical
5970-00-295-8919 INTERCHANGEABLE
Insulation Sleeving,electrical
5970-00-295-8920 INTERCHANGEABLE
Insulation Sleeving,electrical
5970-00-295-8921 INTERCHANGEABLE
Insulation Sleeving,electrical
5360-00-415-7158TM649 INTERCHANGEABLE
Spring,helical,compression
Banner Industries Inc Skinner Engine Co Div
Cross-Reference Index
Part NumberManufacturer
TRANSFLEX 20AWG BLACK B-A-1 Minnesota Mining and Mfg Co 3m Company (USA)
8034660-1271 Us Army Aviation and Missile Command (USA)
TURBOTUF8 20AWG BLACK B-A-1 Prysmian Cables and Systems Usa, Llc Div Manufacturing Plant (USA)
MILI3190 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5970PL0839384 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MIL-I-3190/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
VARFLO 20AWG BLACK B-A-1 Varflex Corporation Dba Varflex Corp (USA)
80-1760-1003-3 3m Deutschland Gmbh Div 3m Government Services, Europe & Shape/nato Relations (DEU)
VINYL-SIL8000 20AWG BLACK B-A-1 Systems Protection Group Us Llc (USA)
5970PL1730295 Jednolity Indeks Materialowy - Uniform Material Index (POL)
20 BLK VINYL GRADE A Systems Protection Group Us Llc (USA)
M3190/2-03-0 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
TRANSFLEX 20AWG BLACK B-A-1 3m Company (USA)
HYGRADE VF 20AWG BLACK B-A-1 Markel Corp. (USA)
649 Systems Protection Group Us Llc (USA)
TRANSFLEX 20AWG BLACK B-A-1 3m Co Admininistrative Electronic & Communications (USA)
NATVAR GRADEA 20AWG BLACK B-A-1 High Voltage Engineering Corp Natvar Co Div (USA)
152-1347-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5970-00-060-8599INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
HYGRADE VF 5/8IN BLACK B-A-1
5985-00-156-0746INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
649
5970-00-250-3023INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
1011322-1
3110-00-289-6573INTERCHANGEABLE
BEARING,BALL,ANNULAR
DV6275
5970-00-295-8915INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
5970-00-295-8916INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
5970-00-295-8919INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
5970-00-295-8920INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
5970-00-295-8921INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
5360-00-415-7158INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
TM649
2910-00-563-8048INTERCHANGEABLE
BOWL,SEDIMENT
565253
1680-00-680-8935INTERCHANGEABLE
SEAT,AIRCRAFT
649

Frequently Asked Questions

What is NSN 5970-00-581-3894?

NSN 5970-00-581-3894 is a Insulation Sleeving,electrical, manufactured by Minnesota Mining and Mfg Co 3m Company, classified under FSC 5970 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5970-00-581-3894?

NSN 5970-00-581-3894 has 18 cross-referenced part numbers: TRANSFLEX 20AWG BLACK B-A-1 (Minnesota Mining and Mfg Co 3m Company), 8034660-1271 (Us Army Aviation and Missile Command), TURBOTUF8 20AWG BLACK B-A-1 (Prysmian Cables and Systems Usa, Llc Div Manufacturing Plant), MILI3190 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 5970PL0839384 (Jednolity Indeks Materialowy - Uniform Material Index) and 13 more.

What NSN replaces 5970-00-581-3894?

There are 12 known substitutes for 5970-00-581-3894: 5970-00-060-8599, 5985-00-156-0746, 5970-00-250-3023 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TRANSFLEX 20AWG BLACK B-A-1?

Key specifications for TRANSFLEX 20AWG BLACK B-A-1: Overall Length: 2.500 FEET MINIMUM AND 3.500 FEET MAXIMUM FT; Dielectric Withstanding Voltage in Volts: 7000.0; Reliability Indicator: NOT ESTABLISHED; Temp Rating: 130.0 CELSIUS DEGC. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5970-00-581-3894 still in active supply?

NSN 5970-00-581-3894 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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