PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503-2-1-25Tape,insulation,electrical

Technical Flourocarbons Engineering Inc · NSN 5970-00-816-7164 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-816-7164 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-816-7164. Primary manufacturer part number: 503-2-1-25.
Features
  • Tape,insulation,electrical — FSC 5970
  • Nondefinitive Spec/std Data: 1 CLASS AND 1 TYPE
  • Nominal Width: 0.250 INCHES IN
  • Temp Rating: 500.0 FAHRENHEIT NOMINAL DEGF
  • Adhesive Type: PRESSURE SENSITIVE
  • Nominal Overall Thickness: 0.0035 INCHES IN
  • Nominal Length: 1296.0 INCHES IN
  • Cut Type and Quantity: 1 SINGLE
Applications
  • Applications requiring Plastic Polytetrafluoroethylene Overall construction
General Description

The Tape,insulation,electrical, cataloged under National Stock Number 5970-00-816-7164, 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 Technical Flourocarbons Engineering Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5970-00-816-7164
Primary Part Number503-2-1-25
Item NameTape,insulation,electrical
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerTechnical Flourocarbons Engineering Inc
StatusCANCELLED
Nondefinitive Spec/std Data1 CLASS AND 1 TYPE
Nominal Width0.250 INCHES IN
Temp Rating500.0 FAHRENHEIT NOMINAL DEGF
Adhesive TypePRESSURE SENSITIVE
Nominal Overall Thickness0.0035 INCHES IN
Nominal Length1296.0 INCHES IN
Cut Type and Quantity1 SINGLE
Adhesive LocationONE SIDE
Material Document and ClassificationMIL-I-23594,TYPE 1,CLASS 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Dielectric Withstanding Voltage in Volts4200.0
MaterialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
ColorWHITE OVERALL
Departure From Cited DesignatorAS MODIFIED BY WIDTH
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5310-00-619-234810629644-3 INTERCHANGEABLE
Washer,flat
Us Army Aviation and Missile Command
5340-00-691-0149 INTERCHANGEABLE
Bracket,angle
5310-01-481-36075032-14 INTERCHANGEABLE
Washer,shouldered
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
503-2-1-25 Technical Flourocarbons Engineering Inc (USA)
4-02211-001 Arma Div Ambac Industries Inc
MIL-I-23594 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
TEMP-R-TAPE-TV-350-1/4IN Saint-Gobain Performance Plastics Inc. Dba Saint Gobain Performance Plastics Inc. (USA)
A-A-59474, TYPE 1, CLASS 1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-59474 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
10676673-1 Us Army Aviation and Missile Command (USA)
503-2-1/4 Technical Flourocarbons Engineering Inc (USA)
P-422-1/4 Nitto, Inc. (USA)
Related Parts
5310-00-619-2348INTERCHANGEABLE
WASHER,FLAT
10629644-3
5340-00-691-0149INTERCHANGEABLE
BRACKET,ANGLE
5310-01-481-3607INTERCHANGEABLE
WASHER,SHOULDERED
5032-14

Frequently Asked Questions

What is NSN 5970-00-816-7164?

NSN 5970-00-816-7164 is a Tape,insulation,electrical, manufactured by Technical Flourocarbons Engineering Inc, classified under FSC 5970 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5970-00-816-7164?

NSN 5970-00-816-7164 has 9 cross-referenced part numbers: 503-2-1-25 (Technical Flourocarbons Engineering Inc), 4-02211-001 (Arma Div Ambac Industries Inc), MIL-I-23594 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), TEMP-R-TAPE-TV-350-1/4IN (Saint-Gobain Performance Plastics Inc. Dba Saint Gobain Performance Plastics Inc.), A-A-59474, TYPE 1, CLASS 1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 4 more.

What NSN replaces 5970-00-816-7164?

There are 3 known substitutes for 5970-00-816-7164: 5310-00-619-2348, 5340-00-691-0149, 5310-01-481-3607. Verify interchangeability with system specifications before substitution.

What are the specifications of 503-2-1-25?

Key specifications for 503-2-1-25: Nondefinitive Spec/std Data: 1 CLASS AND 1 TYPE; Nominal Width: 0.250 INCHES IN; Temp Rating: 500.0 FAHRENHEIT NOMINAL DEGF; Special Features: OVERALL THICKNESS WITH ADHESIVE. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5970-00-816-7164 still in active supply?

NSN 5970-00-816-7164 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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