National Item Identification Number
99-873-2154
998732154
5306-99-873-2154
5306998732154
National Stock Number
Item Name
BOLT,CLOSE TOLERANCE
Federal Supply Class
5306
Description
An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see BOLT, SHEAR. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see BOLT, MACHINE.
Commercial and Government Entity Code (Supplier Data)
K0378
K5673
SPS TECHNOLOGIES LTD TJ BROOKS DIVIS
ON
191 BARKBY ROAD TROON INDUSTRIAL ARE
LEICESTER
LE4 9HX
UNITED KINGDOM
01162 768261
U1653
SOCIETY OF BRITISH AEROSPACE COMPANI
LTD
DUXBURY HOUSE 60 PETTY FRANCE
VICTORIA LONDON
SW1H 9EU
UNITED KINGDOM
020 7227 1000
Reference Numbers (Part Numbers)
AS32211
AS32211
AS32211
Required Categories
Required Description
