J W 1177 46 联邦规范 90级C类棉包圆钢丝磁铁电气(1988年6月10日)

ID:42359

大小:0.46 MB

页数:12页

时间:2023-03-16

金币:20

上传者:战必胜
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Characteristics
~INCH-POUND!
J-w-1177/4b
June 10, 1988
FEDERAL SPECIFICATION SHEET
WIRE, MAGNET, ELECTRICAL, CLASS 90, TYPE C,
COTTON-COVERED,ROUND
This specification is approved by the Commissioner, Federal Supply Service,
General Services Administration,for
the use ~f all Federai agencies.
The requirements for acquiring the wire described herein shall consist of this
specification and the.latest issue of J-W-1177.
Classification:
Class 90; type C (single) and tYPe C2 (double
cotton covered); round.
Insulating materials:
The cotton shall be of good quality and substantially
free from knots, ravelings, foreign matter and other
irregularities.
The fiber covering and application
of the covering shall be as specified in J-W-1177.
NE]~/mSI equivalent:
Dimension,
elongation and coverage requirements are
equivalent to MW-11 of NEW MW 1000.
General requirements:
See .T-W-1177for general requirements, quality
assurance provisions, and packaging
Requirements:
‘I%stprocedure,
Wire sizes,
see J-W-1177
Awc
Requirements
Dimensions
Elongation
Coverage
4.7.1.2 4/0-40
See table I.
4.7.5
4/0-40
Not less than the values shown
in table II.
-—-
4-40
The covering shall not open
sufficiently to expose bare
copper when the specimen is
wound 10 turns around a
mandrel having a diameter
equal to
10 times the diameter
of the bare wire.
Normal vision
shall
be used.
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FSC 6i45
DISTRIBUTIOtJ STATEMENT A
Approved i~r ?ubii~ r:ieas~;
.iiscri~d:~on JnlLmiCed
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