Product Details | THUMBSCREW

5305-00-943-9534 An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).

Part Alternates: 118A2881P1, 5305-00-943-9534, 00-943-9534, 5305009439534, 009439534

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 23 FEB 1966 00-943-9534

Drawings & Photos | NSN 5305-00-943-9534


Cross Reference | NSN 5305-00-943-9534

Part Number Cage Code Manufacturer
118A2881P1 89954 BAE SYSTEMS CONTROLS INC.

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Technical Data | NSN 5305-00-943-9534

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.320 INCHES MINIMUM
FASTENER LENGTH 2.800 INCHES NOMINAL
MATERIAL STEEL COMP 416 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
HEAD STYLE C77 THUMB NO. 1
HEAD HEIGHT 0.140 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.510 INCHES NOMINAL
POINT STYLE F19 FLAT
FIRST DIAMETER FROM HEAD 0.260 INCHES NOMINAL
SECOND DIAMETER FROM HEAD 0.100 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 1.520 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER 1.618 INCHES NOMINAL
MANUFACTURERS CODE 89954
DESIGN CONTROL REFERENCE 118A2881P1

Restrictions/Controls & Freight Information | NSN 5305-00-943-9534

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