9520-00-950-5291, BEAM,STRUCTURAL

National Stock Number:
9520-00-950-5291

Federal Supply Class:
9520

National Item Identification Number:
009505291

Description:
BEAM,STRUCTURAL

Detail:
A STRUCTURAL SHAPE FABRICATED FROM A FERROUS OR NONFERROUS MATERIAL AND RESEMBLES THE FOLLOWING CROSS-SECTIONAL FORMS: FOR THE LETTER H, BOTH FLANGES OF THE H SECTION ARE EQUAL OR LONGER THAN THE WIDTH MEASURED ALONG THE AXIS OF THE WEB; FOR THE LETTER I, A 16 2/3 PERCENT SLOPE ON THE INSIDE FACE OF THE FERROUS TYPE FLANGE, EITHER ONE OR BOTH OF THE NONFERROUS TYPE FLANGES ARE SHORTER THAN THE LENGTH MEASURED ALONG THE AXIS OF THE WEB; FOR THE LETTERS T AND Z, ON NONFERROUS TYPE, THE WEB IS USUALLY AT RIGHT ANGLES TO THE FLANGES. LETTER H SECTION MAY HAVE A MAXIMUM OF 5 PERCENT SLOPE ON THE INSIDE FACE OF THE FLANGES.

Manufacturer Information:

QQS741TYPE2CLASS1

81348

FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

BASIC SHAPE STYLE	I SHAPE
BOTTOM FLANGE WIDTH	2.625 INCHES NOMINAL
FILLET RADIUS WHERE BOTTOM LEFT FLANGE JOINS WEB FLANGE/LEG	0.750 INCHES NOMINAL
FILLET RADIUS WHERE BOTTOM RIGHT FLANGE JOINS WEB FLANGE/LEG	0.750 INCHES NOMINAL
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG	0.750 INCHES NOMINAL
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG	0.750 INCHES NOMINAL
FIRST TIP STYLE	SQUARE END
FOURTH TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
LEFT SIDE BOTTOM FLANGE DISTANCE TO CENTER OF BOTH FLANGES	1.312 INCHES NOMINAL
LEFT SIDE BOTTOM FLANGE TIP THICKNESS	0.187 INCHES NOMINAL
LEFT SIDE BOTTOM FLANGE THICKNESS	0.375 INCHES NOMINAL
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	1.312 INCHES NOMINAL
LEFT SIDE TOP FLANGE THICKNESS	0.375 INCHES NOMINAL
LEFT SIDE TOP FLANGE TIP THICKNESS	0.187 INCHES NOMINAL
LEFT BOTTOM INNER FACE TO OUTER FACE ANGLE	90.0 DEGREES NOMINAL
LEFT TOP INNER FACE TO OUTER FACE ANGLE	90.0 DEGREES NOMINAL
LENGTH	20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM
OVERALL HEIGHT	4.000 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND 1 CLASS
RIGHT BOTTOM INNER FACE TO OUTER FACE ANGLE	90.0 DEGREES NOMINAL
RIGHT SIDE BOTTOM FLANGE DISTANCE TO CENTER OF BOTH FLANGES	1.312 INCHES NOMINAL
RIGHT SIDE BOTTOM FLANGE TIP THICKNESS	0.187 INCHES NOMINAL
RIGHT SIDE BOTTOM FLANGE THICKNESS	0.375 INCHES NOMINAL
RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	1.312 INCHES NOMINAL
RIGHT SIDE TOP FLANGE THICKNESS	0.375 INCHES NOMINAL
RIGHT SIDE TOP FLANGE TIP THICKNESS	0.187 INCHES NOMINAL
RIGHT TOP INNER FACE TO OUTER FACE ANGLE	90.0 DEGREES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIP	IDENTICAL
WEB FLANGE THICKNESS	0.187 INCHES NOMINAL
WEIGHT PER UNIT MEASURE	7.700 POUNDS PER LINEAR FOOT
THIRD TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
TOP FLANGE WIDTH	2.625 INCHES NOMINAL

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