9520-01-285-2112, BEAM,STRUCTURAL

National Stock Number:
9520-01-285-2112

Federal Supply Class:
9520

National Item Identification Number:
012852112

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:

ABS RULES	0T3K3	AMERICAN BUREAU OF SHIPPING
MIL-S-22698	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BASIC SHAPE STYLE	I SHAPE
BOTTOM FLANGE WIDTH	4.000 INCHES NOMINAL
FABRICATION METHOD	ROLLED
FIRST TIP STYLE	SQUARE END
FOURTH TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
LEFT SIDE BOTTOM FLANGE THICKNESS	0.375 INCHES NOMINAL
LEFT SIDE TOP FLANGE THICKNESS	0.375 INCHES NOMINAL
LEFT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
LEFT BOTTOM INSIDE ANGLE	90.0 DEGREES NOMINAL
LENGTH	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM
OVERALL HEIGHT	4.125 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-22698, GRADE AH-36 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIAL	STEEL UNS K02102
NONDEFINITIVE SPEC/STD DATA	AH36 GRADE
RIGHT BOTTOM INSIDE ANGLE	90.0 DEGREES NOMINAL
RIGHT SIDE TOP FLANGE THICKNESS	0.375 INCHES NOMINAL
RIGHT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
RIGHT SIDE BOTTOM FLANGE THICKNESS	0.375 INCHES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIP	IDENTICAL
WEB FLANGE THICKNESS	0.250 INCHES NOMINAL
WEIGHT PER UNIT MEASURE	13.000 POUNDS PER LINEAR FOOT
THIRD TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
TOP FLANGE WIDTH	4.000 INCHES NOMINAL

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