Model: E-231-921PC921-11

Machine Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.500 inches

Fastener Length

2.250 inches

Head Style

Hexagon

Head Height

Between 0.810 inches and 0.940 inches

Width Between Flats

Between 1.994 inches and 2.063 inches

Thread Diameter

1.375 inches

Features Provided

Finished head

Thready Qty Per Inch (tpi)

Criticality Code Justification

Zzzy

Surface Finish

63.0 microinches threads

Material

Nickel alloy

Material Specification

Mil-n-23229 military specification single material response

Thread Series Designator

Reference Number Differentiating Characteristics

Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications

NSN

5306-01-076-7187

Part Number

E-231-921PC921-11

Description

Bolt,machine

CAGE

90454

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 E-231-921PC921-11 NSN 5306-01-076-7187

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:

093460

UFC:

48930

LTL:

70.0

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7508900000
SITC: 69975
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)