Model: FFB561

Machine Bolt

Properties:

Fastener Length

Between 5.750 inches and 6.250 inches

Head Height

Between 0.400 inches and 0.444 inches

Width Between Flats

Between 0.725 inches and 0.750 inches

Min. Tensile Strength (psi)

55000 pounds per square inch

Hardness Rating

60.0 rockwell b

Material

Steel

Material Specification

Astm a307, grade a assn standard single material response

Surface Treatment

Cadmium and chromate or zinc and zinc and chromate

Surface Treatment Specification

Qq-p-416, type 2, class 2 federal specification 1st treatment response or qq-z-325, type 2, class 2 federal specification 2nd treatment response

Nondefinitive Specification/std Data

1 type and 2 style and b grade

NSN

5306-00-964-5940

Part Number

FFB561

Description

Bolt,machine

CAGE

81348

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

Part FFB561 NSN 5306-00-964-5940

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01847

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:

50.0

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