Insulation Sleeving, Electrical, S5970-01-127-5157

NSN 5970-01-127-5157 · NIIN 011275157 · Part number 5M1778-001

The Boeing Company Div Defense · FSC 5970 — Electrical Insulators and Insulating Materials · FSG 59 — Electrical and Electronic Equipment Components · CAGE 76301

Government record, cited

NSN 5970-01-127-5157 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-127-5157. Manufacturer of record part number: 5M1778-001.

Also searched as 5970-01-127-5157 · 5970011275157 · NIIN 011275157 · 01-127-5157 · FSC 5970 Electrical Insulators and Insulating Materials · CAGE 76301 · 5M1778-001 · 10129304 · 242A322-3 · 242A322-3-0

Nearby stock numbers ← 5970-01-127-5156 Insulation Sleeving, Electrical · 5970-01-127-5340 →

Features

Insulation Sleeving,electrical,s — FSC 5970
Main Body Small End Inside Diameter: 0.490 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN
Main Body Small End Inside Diameter: 1.500 INCHES MINIMUM AS SUPPLIED IN
Angle Between Large End and Small End Centerlines in Deg: 45.0 NOMINAL AFTER UNRESTRICTED RECOVERY
Temp Rating: -55.0 CELSIUS AND 135.0 CELSIUS DEGC
Distance From Top of Shoulder to Small End of Main Body: 0.420 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN
Main Body Large End Inside Diameter: 1.500 INCHES MINIMUM AS SUPPLIED IN
Main Body Large End Inside Diameter: 0.950 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN

Identification

NSN: 5970-01-127-5157
NIIN: 011275157
FSC: 5970 — Electrical Insulators and Insulating Materials
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 5M1778-001
Manufacturer: The Boeing Company Div Defense

General Description

The Insulation Sleeving,electrical,s, cataloged under National Stock Number 5970-01-127-5157, 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 The Boeing Company Div Defense. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5970-01-127-5157
Primary Part Number	5M1778-001
Item Name	Insulation Sleeving,electrical,s
FSC / FSG	5970 / 59 — Electrical Insulators and Insulating Materials
Manufacturer	The Boeing Company Div Defense
Status	ACTIVE
Main Body Small End Inside Diameter	0.490 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN
Main Body Small End Inside Diameter	1.500 INCHES MINIMUM AS SUPPLIED IN
Angle Between Large End and Small End Centerlines in Deg	45.0 NOMINAL AFTER UNRESTRICTED RECOVERY
Temp Rating	-55.0 CELSIUS AND 135.0 CELSIUS DEGC
Distance From Top of Shoulder to Small End of Main Body	0.420 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN
Main Body Large End Inside Diameter	1.500 INCHES MINIMUM AS SUPPLIED IN
Main Body Large End Inside Diameter	0.950 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN
Large End Wall Thickness of Main Body	0.060 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN
Flexibility	SEMIRIGID
Material Document and Classification	RT-301, RAYCHEM CORP MFR REF SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
Small End Wall Thickness of Main Body	0.060 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN
Dielectric Material Voltage Rating Per Unit Thickness	200.0 VOLTS PER MIL /0.001 INCH/ IN
Distance From Intersecting Centerlines to Edge of Small End	1.750 INCHES NOMINAL AFTER UNRESTRICTED RECOVERY IN
Color	BLACK
Environmental Protection	CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND SOLVENT RESISTANT AND WATER RESISTANT
Minimum Tensile Strength	1500 POUNDS PER SQUARE INCH LBS
Material	PLASTIC POLYOLEFIN LOCATION NOT OTHERWISE SPECIFIED

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

Cross-Reference Index

Part Number	Manufacturer
5M1778-001 PRIMARY	The Boeing Company Div Defense (USA)
242A322-3-0	Te Connectivity Corporation Dba Raychem Product Division (USA)

Reference documents

Reference	Meaning
10129304	6/9 Informative reference only Nimikkeistokeskus Ncb Finland
242A322-3	5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division

Frequently Asked Questions

What is NSN 5970-01-127-5157?

NSN 5970-01-127-5157 is a Insulation Sleeving,electrical,s, manufactured by The Boeing Company Div Defense, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.

What part numbers are listed for NSN 5970-01-127-5157?

NSN 5970-01-127-5157 has 2 manufacturer part numbers on file: 5M1778-001 (The Boeing Company Div Defense), 242A322-3-0 (Te Connectivity Corporation Dba Raychem Product Division).

What are the specifications of 5M1778-001?

Key specifications for 5M1778-001: Main Body Small End Inside Diameter: 0.490 INCHES MAXIMUM AFTER UNRESTRICTED RECOVERY IN; Main Body Small End Inside Diameter: 1.500 INCHES MINIMUM AS SUPPLIED IN; Angle Between Large End and Small End Centerlines in Deg: 45.0 NOMINAL AFTER UNRESTRICTED RECOVERY; Temp Rating: -55.0 CELSIUS AND 135.0 CELSIUS DEGC. 17 specifications are documented in the U.S. Government catalog.

Is NSN 5970-01-127-5157 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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