Model: B2990

Recessed Stud

Properties:

Thread Class

3a nut thread

Thread Class

3a stud thread

Thread Direction

Right-hand nut thread

Thread Direction

Right-hand stud thread

Thread Length

0.940 inches stud thread

Thread Length

0.986 inches nut thread

Overall Length

2.025 inches

Length Of Recessed Portion Of Shank

0.099 inches

Diameter Of Recessed Portion Of Shank

Between 0.450 inches and 0.497 inches

Thready Qty Per Inch (tpi)

13 stud thread

Thready Qty Per Inch (tpi)

20 nut thread

Thread Size

0.500 inches nut thread

Thread Size

0.500 inches stud thread

Material

Steel comp 4140

Material Specification

Ams 6382 assn standard single material response

Surface Treatment

Cadmium

Style Designator

Recessed

Thread Series Designator

Unc stud thread

Thread Series Designator

Unf nut thread

NSN

5307-00-997-1932

Part Number

B2990

Description

Stud,recessed

CAGE

76275

Part B2990 NSN 5307-00-997-1932

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15945

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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