5305-01-241-0757 SCREW,CLOSE TOLERANCE Index 5305-01-241-0759 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-241-0758

Federal Supply Class:
5305

National Item Identification Number:
012410758

Description:
SCREW,CLOSE TOLERANCE

Detail:
A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (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 designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
10113573A486GNIMIKKEISTOKESKUS NCB FINLAND
11907-7L1459563REID PRODUCTS INC.
HT4024L7-1406950HOWMET GLOBAL FASTENING SYSTEMS INC
HT4024L7-1417446HUCK INTERNATIONAL, INC
HT4024L7-1473197HI-SHEAR CORPORATION
HT4024L7-1480539SPS TECHNOLOGIES, LLC
HT4027L7-1406950HOWMET GLOBAL FASTENING SYSTEMS INC
HT4027L7-1417446HUCK INTERNATIONAL, INC
HT4027L7-1456878SPS TECHNOLOGIES, LLC
HT4027L7-1473197HI-SHEAR CORPORATION
HT4027L7-1480539SPS TECHNOLOGIES, LLC
HT4024L7-1492215HOWMET GLOBAL FASTENING SYSTEMS INC
HT4024L7-1497928HUCK INTL INC
HT4024L7-14K5673SPS TECHNOLOGIES LTD TJ BROOKS DIVISION
ST3M455-7L1458998FASTENER INNOVATION TECHNOLOGY, INC.
ST3M557-7L1458998FASTENER INNOVATION TECHNOLOGY, INC.
WC4024L7-1460516WEST COAST AEROSPACE, INC.
WC4027-L7-1460516WEST COAST AEROSPACE, INC.
ST3M557-7L1476301THE BOEING COMPANY
ST3M455-7L1476301THE BOEING COMPANY
ST3M557-7L1480539SPS TECHNOLOGIES, LLC


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.516 INCHES MINIMUM AND 1.546 INCHES MAXIMUM
GRIP DIAMETER0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
GRIP LENGTH0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
HEAD DIAMETER0.612 INCHES MINIMUM AND 0.672 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHIGH-TORQUE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-13 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.438 INCHES
SPECIAL FEATURESALL SCREWS SUPPLIED WITH MIN. OF 40 PERCENT OF THE NON-BEARING HEAD SURFACE COATED WITH WHITE PAINT COLOR NO. 37875 PER FED-STD-595
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.631 INCHES MINIMUM AND 0.681 INCHES MAXIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNJF


Click here to Register for Free 30-day Trial