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NSN 5970-01-471-3258Government record, cited
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Insulation Sleeving, Electrical5970-01-471-3258

NSN 5970-01-471-3258 · NIIN 014713258 · Part number B2 1/2 BLACK
Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc · FSC 5970 — Electrical Insulators and Insulating Materials · FSG 59 — Electrical and Electronic Equipment Components · CAGE 1JX75
Government record, cited
NSN 5970-01-471-3258 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-471-3258. Manufacturer of record part number: B2 1/2 BLACK.
Also searched as  5970-01-471-3258 · 5970014713258 · NIIN 014713258 · 01-471-3258 · FSC 5970 Electrical Insulators and Insulating Materials · CAGE 1JX75 · B2 1/2 BLACK · 88-20541 · 88-20541-15 · ST-301-1/2 BLACK
Nearby stock numbers  ·
Features
  • Insulation Sleeving,electrical — FSC 5970
  • Expanded Inside Diameter: 0.500 INCHES NOMINAL IN
  • Style Designator: SHRINKABLE
  • Flexibility: SEMIFLEXIBLE
  • Recovered Wall Thickness: 0.025 INCHES NOMINAL IN
  • Recovered Inside Diameter: 0.250 INCHES NOMINAL IN
  • Reliability Indicator: ESTABLISHED
  • Color: BLACK
Identification
  • NSN: 5970-01-471-3258
  • NIIN: 014713258
  • FSC: 5970 — Electrical Insulators and Insulating Materials
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: B2 1/2 BLACK
  • Manufacturer: Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc
General Description

The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-471-3258, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-471-3258
Primary Part NumberB2 1/2 BLACK
Item NameInsulation Sleeving,electrical
FSC / FSG5970 / 59 — Electrical Insulators and Insulating Materials
ManufacturerSumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc
StatusACTIVE
Expanded Inside Diameter0.500 INCHES NOMINAL IN
Style DesignatorSHRINKABLE
FlexibilitySEMIFLEXIBLE
Recovered Wall Thickness0.025 INCHES NOMINAL IN
Recovered Inside Diameter0.250 INCHES NOMINAL IN
Reliability IndicatorESTABLISHED
ColorBLACK
MaterialPLASTIC POLYOLEFIN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
⇄ Related Items 7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5970-01-531-564888-20541-14 POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
Possible match (shared part number)Department of Defense Project Manager-Mobile Electric Power
5970-01-531-644388-20541-5 POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
Possible match (shared part number)Department of Defense Project Manager-Mobile Electric Power
5970-01-532-112188-20541-13 POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
Possible match (shared part number)Department of Defense Project Manager-Mobile Electric Power
5970-01-592-9673B2 3/32 WHITE POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
Possible match (shared part number)Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc
5970-01-592-9736B2 1 1/2 WHITE POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
Possible match (shared part number)Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc
5970-01-593-2826B2 3/4 WHITE POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
Possible match (shared part number)Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc
5970-01-593-308388-20541-27 POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
Possible match (shared part number)Department of Defense Project Manager-Mobile Electric Power
Cross-Reference Index
Part NumberManufacturer
B2 1/2 BLACK PRIMARY Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc (USA)
88-20541-15 Department of Defense Project Manager-Mobile Electric Power (USA)
Reference documents
ReferenceMeaning
88-20541 D/9 Drawing number reference only
Department of Defense Project Manager-Mobile Electric Power
ST-301-1/2 BLACK 5/9 Secondary reference
Dearborn/cdt, Inc.
Related Parts
5970-01-531-5648POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
88-20541-14
5970-01-531-6443POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
88-20541-5
5970-01-532-1121POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
88-20541-13
5970-01-592-9673POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
B2 3/32 WHITE
5970-01-592-9736POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
B2 1 1/2 WHITE
5970-01-593-2826POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
B2 3/4 WHITE
5970-01-593-3083POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL
88-20541-27

Frequently Asked Questions

What is NSN 5970-01-471-3258?

NSN 5970-01-471-3258 is a Insulation Sleeving,electrical, manufactured by Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.

What part numbers are listed for NSN 5970-01-471-3258?

NSN 5970-01-471-3258 has 2 manufacturer part numbers on file: B2 1/2 BLACK (Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc), 88-20541-15 (Department of Defense Project Manager-Mobile Electric Power).

What NSN replaces 5970-01-471-3258?

7 possible matches (shared part number, not a government interchangeability claim): 5970-01-531-5648, 5970-01-531-6443, 5970-01-532-1121. Verify interchangeability with system specifications before substitution.

What are the specifications of B2 1/2 BLACK?

Key specifications for B2 1/2 BLACK: Expanded Inside Diameter: 0.500 INCHES NOMINAL IN; Style Designator: SHRINKABLE; Flexibility: SEMIFLEXIBLE; Overall Length: 0.500 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5970-01-471-3258 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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