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639AS3870 — TAPE,INSULATION,ELECTRICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

639AS3870: TAPE,INSULATION,ELECTRICAL.

The TAPE,INSULATION,ELECTRICAL is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: COPPER OR ALUMINUM OVERALL, adhesive_type: PRESSURE SENSITIVE, nominal_width: 0.625 INCHES IN, nominal_length: 18.0 YARDS, adhesive_location: ONE SIDE, core_nominal_diameter: 3.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5970-01-325-1448, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
639AS3870
NSN: 5970-01-325-1448
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialCOPPER OR ALUMINUM OVERALL
adhesive_typePRESSURE SENSITIVE
nominal_width0.625 INCHES IN
nominal_length18.0 YARDS
adhesive_locationONE SIDE
core_nominal_diameter3.000 INCHES IN
end_item_identificationTARGET DETECTOR
NSN5970-01-325-1448
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TAPE,INSULATION,ELECTRICAL TITLE COMPONENT PN 639AS3870 MFR TAPE,INSULATION,ELECTR
KEY FEATURES
•
CORE NOMINAL DIAMETER: 3.000 INCHES IN
•
ADHESIVE TYPE: PRESSURE SENSITIVE
•
NOMINAL LENGTH: 18.0 YARDS
•
COLOR: NATURAL OVERALL
•
NOMINAL WIDTH: 0.625 INCHES IN
•
MATERIAL: COPPER OR ALUMINUM OVERALL
•
ADHESIVE LOCATION: ONE SIDE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
CORE NOMINAL DIAMETER3.000 INCHES IN
ADHESIVE TYPEPRESSURE SENSITIVE
NOMINAL LENGTH18.0 YARDS
COLORNATURAL OVERALL
NOMINAL WIDTH0.625 INCHES IN
END ITEM IDENTIFICATIONTARGET DETECTOR
MATERIALCOPPER OR ALUMINUM OVERALL
ADHESIVE LOCATIONONE SIDE
OTHER ITEMS IN FSC 5970 — Electrical Insulators and Insulating Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5970-00-001-1330 5970-00-001-1357 5970-00-001-1418 5970-00-001-1420 5970-00-001-1472 5970-00-001-1476 5970-00-001-1477 5970-00-001-1479
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 639AS3870?
639AS3870 is a TAPE,INSULATION,ELECTRICAL.
What is the NSN for 639AS3870?
639AS3870 is cataloged in the U.S. Government catalog under NSN 5970-01-325-1448. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.