Product Details | MACHINE SCREW

5305-01-138-7724 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: FFS92B, FF-S-92B, 5305-01-138-7724, 01-138-7724, 5305011387724, 011387724

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 20 SEP 1982 01-138-7724

Drawings & Photos | NSN 5305-01-138-7724


Demand History | NSN 5305-01-138-7724

Part Number Request Date QTY Origin
FFS92B 2013-05-151 800 United States

Cross Reference | NSN 5305-01-138-7724

Part Number Cage Code Manufacturer
FF-S-92B 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5305-01-138-7724

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 30
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.500 INCHES NOMINAL
FASTENER LENGTH 0.500 INCHES NOMINAL
SCREW MATERIAL COPPER ALLOY
SCREW MATERIAL DOCUMENT AND CLASSIFICATION QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE
MINIMUM TENSILE STRENGTH 550000 POUNDS PER SQUARE INCH
HEAD STYLE A28 ROUND
HEAD DIAMETER 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HEAD HEIGHT 0.091 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
INTERNAL DRIVE STYLE B10 SLOT
NONDEFINITIVE SPEC/STD DATA 1 TYPE AND 1 STYLE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FF-S-92B

Restrictions/Controls & Freight Information | NSN 5305-01-138-7724

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