Model: 31-18

Plain Stud

Properties:

Thread Class

3a nut thread

Thread Pitch Diameters

+0.2799/+0.2814 inches stud thread

Thread Direction

Right-hand nut thread

Thread Direction

Right-hand stud thread

Thread Length

0.940 inches stud thread

Thread Length

0.720 inches nut thread

Overall Length

2.250 inches

Thready Qty Per Inch (tpi)

18 stud thread

Thready Qty Per Inch (tpi)

24 nut thread

Thread Size

0.312 inches nut thread

Thread Size

0.312 inches stud thread

Material

Steel comp 8735 or steel or steel comp 8740

Material Specification

Ams 6320 assn standard 1st material response or ams 6300 assn standard 2nd material response or ams 6322 assn standard 3rd material response

Thread Series Designator

Unf nut thread

Thread Series Designator

Uns stud thread

NSN

5307-00-481-1515

Part Number

31-18

Description

Stud,plain

CAGE

80254

Part 31-18 NSN 5307-00-481-1515

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15948

FIIG:

A051A0

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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