421GC121

Externally Relieved Body Bolt

NSN 5306-00-974-7501

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

009747501

Technical Specifications of NSN

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.531 inches

Fastener Length:

1.500 inches

Head Style:

Hexagon

Head Height:

0.312 inches

Width Between Flats:

0.687 inches

First Diameter From Head:

0.468 inches

Second Diameter From Head:

0.375 inches

Third Diameter From Head:

0.468 inches

Fourth Diameter From Head:

Between 0.284 inches and 0.294 inches

Distance From Largest Bearing Surface Of Head To End Of First Diameter:

0.593 inches

Distance From Largest Bearing Surface Of Head To End Of Second Diameter:

0.663 inches

Distance From Largest Bearing Surface Of Head To End Of Third Diameter:

0.812 inches

Distance From Largest Bearing Surface Of Head To End Of Fourth Diameter:

0.968 inches

Thread Diameter:

0.375 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

100000 pounds per square inch

Externally Relieved Body Diameter Quantity:

Material:

Steel comp 1137 or steel comp 1139 or steel comp 1140 or steel comp 1141

Thread Series Designator:

Unc

NSN:

5306-00-974-7501

Item Name:

Bolt,externally Relieved Body

Cage Code:

76040

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

421GC121A

Cage Code:

89619

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06675

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

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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Pricing & Availability

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Definition Definition of approved item name (AIN): "Externally Relieved Body Bolt"

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.