Model: 91251A434

Socket Head Cap Screw

Special Features:

Black oxide alloy steel

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 1.250 inches and 2.000 inches

Fastener Length

2.875 inches

Head Style

Flat fillister

Head Diameter

0.562 inches

Head Height

0.375 inches

Internal Drive Style

Hexagon

End Application

F-15sa

Thread Diameter

0.375 inches

Width Across Flats

0.312 inches

Thready Qty Per Inch (tpi)

Hardness Rating

37.0 rockwell c

Part Name Assigned By Controlling Agency

Socket head cap screw

Color

Black

Material

Iron alloy

Surface Treatment

Oxide iron

Thread Series Designator

Unf

NSN

5305-01-642-6242

Part Number

91251A434

Description

Screw,cap,socket Head

CAGE

39428

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Part 91251A434 NSN 5305-01-642-6242

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16282

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