Model: FFB561

Lag Screw

Properties:

Fastener Length

6.000 inches

Head Style

Square

Head Height

0.172 inches

Width Between Flats

0.375 inches

Min. Tensile Strength (psi)

70000 pounds per square inch

Nonmachine Thread Style

Gimlet point (type a, ab or ba)

Nonmachine Thread Diameter

0.250 inches

Material

Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 310 or steel comp 316

Material Specification

66 federal standard all material responses

Surface Treatment

Zinc

Nondefinitive Specification/std Data

1 type and 2 style and c grade

NSN

5305-00-655-6736

Part Number

FFB561

Description

Screw,lag

CAGE

81348

An externally threaded fastener having a square or hexagon head and with a continuous thread (wood screw type or fetter type) extending from a gimlet or cone point for a distance of slightly more than one-half the length of the screw.

Part FFB561 NSN 5305-00-655-6736

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

36433

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