Model: MS21098-81

Machine Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 1.250 inches and 1.781 inches

Fastener Length

Between 1.734 inches and 1.781 inches

Head Style

Double hexagon w/hole

Head Height

Between 0.368 inches and 0.375 inches

Width Between Flats

Between 0.367 inches and 0.376 inches

Extended Washer Diameter

Between 0.550 inches and 0.562 inches

Extended Washer Thickness

Between 0.115 inches and 0.135 inches

Locking Feature

Patch threads or strip threads or pellet threads

Thread Diameter

0.375 inches

Features Provided

Finished head

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Hardness Rating

36.0 rockwell c fastener and 45.0 rockwell c fastener

Material

Plastic polyamide locking featuresteel fastener

Surface Treatment

Cadmium fastener and chromate fastener

Surface Treatment Specification

Qq-p-416, ty2 cl3 federal specification single treatment response fastener

Thread Series Designator

Unf

NSN

5306-01-338-5605

Part Number

MS21098-81

Description

Bolt,machine

CAGE

96906

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 MS21098-81 NSN 5306-01-338-5605

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:

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:

156600

UFC:

77670

LTL:

RATING VARIABLE

LCL:

WCC:

772

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