Model: FFB561

Lag Screw

Properties:

Fastener Length

4.000 inches

Head Style

Hexagon

Head Height

Between 0.226 inches and 0.268 inches

Width Between Flats

Between 0.544 inches and 0.562 inches

Shoulder Diameter

0.360 inches first shoulder and 0.388 inches first shoulder

Shoulder Length

0.125 inches first shoulder

Nonmachine Thread Style

Gimlet point (type a, ab or ba)

Nonmachine Thread Diameter

0.375 inches

Shoulder Shape

Round first shoulder

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

Passivate

Nondefinitive Specification/std Data

1 type and 1 style and c grade

NSN

5305-00-150-3270

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 5305-00-150-3270

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

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