J-x-1177/6B
June 10, 1988
SUPERSEDING
J-W-i 177f6A
September 27, 1976
FEDERAL SPECIFICATION SHEET
WIRE , MAGNET, ELECTRICAL, CLASS 105, TYPE TB,
POLYVINYL FORMAL WITH SELF-BONDING TW’RNOPLAST IC OVERCOAT , ROUND
This specification is approved by the Commissioner, Federal Supply
Service, General Services Administration, for the use of all Federal
agencies.
The requirements for acquiring the wire described herein shall consist of this
specification and the latest issue of J-w-1177.
Classification:
Insulating materials:
NEMA/ANSI equivalent:
General requirem.enta:
Requirements:
class 105; type TB (single), type T2B (heavy), type
T3B (triple); round.
The conductor shall be coated with a dtialfilm. The
underlying coating shall be baaed on a polyvinyl
formal and phenolic resin. The superimposed coating
shall be based on a thermoplastic polyvinyl butyral
resin.
Test requirements are equivalent to NW-19 of NEMA
MW 1000 with the exceptions of bond coat dimensions,
applicable wire sizes for type T3B, heat activated
bond strength and thermal endurance.
See J-W-1177 for general requirements, quality
assurance provisions, and packaging.
Test procedure, Wire sizes ,
Characteristics
see J-W-1177
AwG
Dimensions
4.7.1.2 14-44
Adherence and 4.7.2.1
14-44
flexibility
Elongation 4.7.5
14-44
Heat shock 4.7.4 1.4-44
Springback 4.7.7
14-30
Dielectric strength 4.7.9
14-44
ANSC N/A
.“
Requirements
See table 1.
No cracks visible in the film
coating.
Not less than the value in
table 11.’
No cracks visible in the coating
after conditioning as shown in
table 111.
Not greater than the value in
table IV.
Not less than the value in
table V.
FSC 6145
DISTRIBUTION STATEMENT A Approved for public release; distribution unlimited
Iofl
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