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J-W-1177/30
June 10, 1988
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FEDERAL SPECIFICATION SHEET
WIRE, MAGNET, ELECTRICAL, CLASS
105, TYPE SUNB,
SOLDERABLE POLYURETHANE/POLYAMIDE WITH SELF-BONDING
THERMOPLASTIC 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 requirements:
Requirements:
Class 105; type SUNB (single), type SUNB2 (heavy);
round.
The conductor shall be coated with a multiple film.
The underlying coating shall be based on a poly-
urethane resin.
The intermediate coating shall
be based on a polyvinyl butyral thermoplastic
resinO
All test requirements except thermal endurance are
equivalent to MW-29 of NEMA MW 1000.
See J-W-1177 for general requirements, quality
assurance provisions~ and packaging.
Test procedure,
Wire sizes,
Characteristics
see J-W-1177
AUG
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
14-44
Springback
4.7.7
14-30
Requirements
See table I.
No cracks visible in the
film coating.
Not less than the value in
table II.
No cracks visible in the
coating after conditioning
as shown in table 111.
Not greater than the value
in table IV.
,..
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AMSC N/’A
FSC 6145
DISTRIBUTION STATEMENT A Approved for public release; distribu~iorku:llimited
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