PartsTable TECHNICAL DATA SHEET

NSN 5970-01-531-5648Government record, cited

Insulation Sleeving, Electrical5970-01-531-5648

NSN 5970-01-531-5648 · NIIN 015315648 · Part number 88-20541-14

Department of Defense Project Manager-Mobile Electric Power · FSC 5970 — Electrical Insulators and Insulating Materials · FSG 59 — Electrical and Electronic Equipment Components · CAGE 30554

Government record, cited

NSN 5970-01-531-5648 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-531-5648. Manufacturer of record part number: 88-20541-14.

Also searched as 5970-01-531-5648 · 5970015315648 · NIIN 015315648 · 01-531-5648 · FSC 5970 Electrical Insulators and Insulating Materials · CAGE 30554 · 88-20541-14 · 88-20541 · ST-301-3/8 WHITE · B2 3/8 WHITE

Nearby stock numbers ← 5970-01-531-3588 Insulation Sleeving, Electrical · 5970-01-531-5715 Insulation Sleeving, Electrical →

Features

Insulation Sleeving,electrical — FSC 5970
Temp Rating: -55.0 CELSIUS AND 135.0 CELSIUS DEGC
Expanded Inside Diameter: 0.375 INCHES MINIMUM IN
Design Form: FULL ROUND
Dielectric Withstanding Voltage in Volts: 600.0
Style Designator: SHRINKABLE
Flexibility: FLEXIBLE
Recovered Wall Thickness: 0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN

Identification

NSN: 5970-01-531-5648
NIIN: 015315648
FSC: 5970 — Electrical Insulators and Insulating Materials
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 88-20541-14
Manufacturer: Department of Defense Project Manager-Mobile Electric Power

General Description

The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-01-531-5648, 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 Department of Defense Project Manager-Mobile Electric Power. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5970-01-531-5648
Primary Part Number	88-20541-14
Item Name	Insulation Sleeving,electrical
FSC / FSG	5970 / 59 — Electrical Insulators and Insulating Materials
Manufacturer	Department of Defense Project Manager-Mobile Electric Power
Status	ACTIVE
Temp Rating	-55.0 CELSIUS AND 135.0 CELSIUS DEGC
Expanded Inside Diameter	0.375 INCHES MINIMUM IN
Design Form	FULL ROUND
Dielectric Withstanding Voltage in Volts	600.0
Style Designator	SHRINKABLE
Flexibility	FLEXIBLE
Recovered Wall Thickness	0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
Recovered Inside Diameter	0.187 INCHES MINIMUM IN
Heat Shrinkage Rating in Percent	50.0
Reliability Indicator	ESTABLISHED
Color	WHITE
Environmental Protection	FLAME RESISTANT
Minimum Tensile Strength	2400 POUNDS PER SQUARE INCH LBS

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

⇄ Related Items 6

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

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 Number	Manufacturer
88-20541-14 PRIMARY	Department of Defense Project Manager-Mobile Electric Power (USA)
B2 3/8 WHITE	Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc (USA)

Reference documents

Reference	Meaning
88-20541	7/2 Vendor item drawing reference Department of Defense Project Manager-Mobile Electric Power
ST-301-3/8 WHITE	5/9 Secondary reference Dearborn/cdt, Inc.

Related Parts

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 5970-01-531-5648?

NSN 5970-01-531-5648 is a Insulation Sleeving,electrical, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.

What part numbers are listed for NSN 5970-01-531-5648?

NSN 5970-01-531-5648 has 2 manufacturer part numbers on file: 88-20541-14 (Department of Defense Project Manager-Mobile Electric Power), B2 3/8 WHITE (Sumitomo Electric Interconnect Products, Inc. Dba Sumitomo Electric Interconnect Products Inc).

What NSN replaces 5970-01-531-5648?

6 possible matches (shared part number, not a government interchangeability claim): 5970-01-531-6443, 5970-01-532-1121, 5970-01-592-9673. Verify interchangeability with system specifications before substitution.

What are the specifications of 88-20541-14?

Key specifications for 88-20541-14: Temp Rating: -55.0 CELSIUS AND 135.0 CELSIUS DEGC; Expanded Inside Diameter: 0.375 INCHES MINIMUM IN; Design Form: FULL ROUND; Dielectric Withstanding Voltage in Volts: 600.0. 13 specifications are documented in the U.S. Government catalog.

Is NSN 5970-01-531-5648 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.

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

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