Model: MS51054-56

Setscrew

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 1.045 inches and 1.107 inches

Fastener Length

Between 1.188 inches and 1.250 inches

Head Style

Square

Head Height

Between 0.315 inches and 0.341 inches

Width Between Flats

Between 0.423 inches and 0.438 inches

Point Style

Cup

Internal Drive Style

Cross recess type 1

Thread Diameter

0.438 inches

Features Provided

Casehardened

Thready Qty Per Inch (tpi)

Hardness Rating

45.0 rockwell c and 53.0 rockwell c

Material

Steel comp 1010 or steel comp 1020 or steel comp 1038

Material Specification

66 federal standard all material responses

Surface Treatment

Cadmium or zinc

Surface Treatment Specification

Qq-p-416, type 2, class 3 federal specification 1st treatment response or qq-z-325, type 2, class 3 federal specification 2nd treatment response

Thread Series Designator

Unc

Specification Data

96906-ms51054 government standard and 24617-102908 manufacturers standard

NSN

5305-01-199-0249

Part Number

MS51054-56

Description

Setscrew

CAGE

96906

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part MS51054-56 NSN 5305-01-199-0249

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06672

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment