Part Number P-3-46X21

Spectacle Frame

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
p-3-46x21
Demil:
No
Shelf Life:
UOM:
NIIN:
011402711

Part Information
Frame spectacle cable temples 46eye 22bridge b5 double bar

NSN
National Stock Number:
6540-01-140-2711 6540011402711
TXT
Description:
Spectacle Frame
INC
INC
Item Name Code:
13688
MRC:
The element,compound,or mixture of which the bridge is fabricated,excluding any surface treatment.BRNC
Bridge Material:
Nickel silver
MRC:
A measurement taken at right angles to the length of a bridge,in distinction from thickness.CKPT
Bridge Width:
21.0 millimeters
MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Front and temples-eyewire base metal of monel 400 (except pad parts, temple screws) containing not less that 66% nickel. Base metal be plated with min 50 millionth inch (1.270 microns) gold electroplate. Nickel subplating to base metal allowed. Temple butt phosphorus bronze. Cable winding be 3 layers with 18% nickel-silver core, final layer widing of monel 400. Alternate for gold plating, 20 millionth inch (0.508) gold electroplate with clear polymer protective coating allowed.Nose pads be vinyl acetate or vinyl butyrate. Cable tiemple covers not required. Pad insert be pure nickel, rhodium plated. Endpiece monoblock and bridge be 18%nickle-silver. Temple screws be stainless steel, gold color. Pad arm have similar base metal content wi min 1.270 microns of gold electroplate. Alternate: 0.508 micron gold eletroplate wwith polymer coating. Surface gloss be high polished finish. Conform to dscp drawing 24438.
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Double bar bridge with rocker nose pads
MRC:
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.SUPP
Supplementary Features:
Frame, spectacle, cable temples, 47 mm eye, 21 mm bridge

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