Model: FFB584

Square Neck Bolt

Special Features:

Furnished with one square nut in accordance with federal specification ff-n-836 type1 style1

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.500 inches

Fastener Length

2.000 inches

Head Style

Flat countersunk

Head Diameter

Between 1.063 inches and 1.147 inches

Neck Length

Between 0.456 inches and 0.506 inches

Thread Diameter

0.625 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

55000 pounds per square inch

Hardness Rating

207.0 brinell standard

Countersink Angle

Between 80.0 degrees and 82.0 degrees

Neck Width

Between 0.625 inches and 0.640 inches

Material

Steel

Thread Series Designator

Unc

Nondefinitive Specification/std Data

1 type and 2 class and a style and 1 form

Departure From Cited Document

As modified byaddition of square nut

NSN

5306-00-889-8757

Part Number

FFB584

Description

Bolt,square Neck

CAGE

81348

A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

Part FFB584 NSN 5306-00-889-8757

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15939

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