Model: 54320115-256F55

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.807 inches and 0.875 inches

Fastener Length

Between 0.843 inches and 0.875 inches

Head Style

Flat chamfer

Head Diameter

Between 0.136 inches and 0.140 inches

Head Height

Between 0.083 inches and 0.086 inches

Internal Drive Style

Hexagon

Thread Diameter

0.086 inches

Width Across Flats

Between 0.062 inches and 0.064 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

70000 pounds per square inch

Hardness Rating

80.0 rockwell b

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 303

Material Specification

Astm a582 assn standard single material response

Surface Treatment

Passivate

Thread Series Designator

Unc

NSN

5305-00-127-6942

Part Number

54320115-256F55

Description

Screw,cap,socket Head

CAGE

1K426

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 54320115-256F55 NSN 5305-00-127-6942

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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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