Product Details | MACHINE SCREW

5305-01-326-6329 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.

Part Alternates: AN510B55, AN510B5-5, 5305-01-326-6329, 01-326-6329, 5305013266329, 013266329

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 27 SEP 1990 01-326-6329

Drawings & Photos | NSN 5305-01-326-6329


Cross Reference | NSN 5305-01-326-6329

Part Number Cage Code Manufacturer
AN510B5-5 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

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Technical Data | NSN 5305-01-326-6329

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.125 INCHES
THREAD QUANTITY PER INCH 44
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.259 INCHES NOMINAL
FASTENER LENGTH 0.312 INCHES NOMINAL
SCREW MATERIAL COPPER ALLOY
MINIMUM TENSILE STRENGTH 55000 POUNDS PER SQUARE INCH
HEAD STYLE A39 FLAT COUNTERSUNK
HEAD DIAMETER 0.232 INCHES MINIMUM AND 0.252 INCHES MAXIMUM
COUNTERSINK ANGLE 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE B1 CROSS RECESS TYPE 1
SPECIFICATION/STANDARD DATA 88044-AN510B5-5 GOVERNMENT STANDARD
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN510B5-5

Restrictions/Controls & Freight Information | NSN 5305-01-326-6329

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information