INCH-POUND
A-A-55507/1B
2 February 2004
SUPERSEDING
A-A-55507/1A
15 October 2001
COMMERCIAL ITEM DESCRIPTION
CLIP, ELECTRICAL, FUSE,
30 AND 60 AMPERE, FOR FUSE DIAMETERS 1/4 INCH THRU 13/16 INCH
The General Services Administration has authorized the use of this
commercial item description (CID) for all federal agencies.
The complete requirements for procuring the 30 and 60 ampere electrical fuse clips described herein shall
consist of this document and the issue in effect of CID A-A-55507. This document supersedes military
specification MIL-F-21346/1.
CLASSIFICATION. This CID uses a classification system which is included in the Part Identification Number
(PIN) as shown in the following example (see notes).
AA55507
/01
-
01
CID number
Applicable
Dash number
CID sheet
(see figures 1
through 3)
(two digits)
SALIENT CHARACTERISTICS.
Interface and physical dimensions. Electrical fuse clips supplied to this CID shall be as specified herein (see
figures 1 through 3).
Materials. Materials are as follows (see also figures 1 through 3):
A: Copper clad steel consisting of a core, representing 80 ±1 percent of the sheet thickness, SAE grade
1065. This core shall be located between two layers of oxygen-free copper. Each copper layer shall
represent 10 ±1 percent of the total sheet thickness before plating.
B: Copper-beryllium alloy in accordance with ASTM-B194.
C: Phosphor bronze in accordance with ASTM-B139.
D: Spring brass in accordance with ASTM-B36.
Finish: Finishes are based on the material and the current rating of the clips. Finish for clips made of materials
B or C shall be bright alloy plate for 30-ampere ratings, and silver plate for 60-ampere rating. Clips made of
material A shall receive a copper flash initial plating followed by a final finish of either bright alloy plate, silver
plate, or hot tin dip. Tin finishes must have a lead content of at least 3 percent. The thickness of all plated
finishes shall be at least .0002 inch.
Marking. As specified in A-A-55507.
AMSC N/A
FSC 5999
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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