Model: F2031-3BAC

Plate Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Mounting Hole Diameter

Between 0.098 inches and 0.103 inches

Nut Style

Plate

Nut Length

1.051 inches

Nut Height

0.250 inches

Plate Thickness

0.032 inches

Plate Width

Between 0.290 inches and 0.422 inches

Nut Mounting Provision

Straight holes

Mounting Hole Arrangement Style

2 holes

Distance From Aperture Center To Mounting Hole Center

Between 0.339 inches and 0.349 inches

Center To Center Distance Between Mounting Holes Along Length

Between 0.310 inches and 0.314 inches

Tempurature Rating

800.0 degrees fahrenheit

Thread Series

Unjf

Features Provided

Floating nut

Thready Qty Per Inch (tpi)

Hardness Rating

49.0 rockwell c

Thread Size

0.190 inches

Material

Iron alloy 660

Material Specification

Ams 5735 assn standard single material response or ams 5737 assn standard single material response or ams 5525 assn standard single material response

Precious Material

Silver

Surface Treatment

Silver

Surface Treatment Specification

Ams 2410 assn standard single treatment response

NSN

5310-00-779-3601

Part Number

F2031-3BAC

Description

Nut,self-locking,plate

CAGE

15653

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part F2031-3BAC NSN 5310-00-779-3601

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05280

FIIG:

A021A0

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 5310-00-779-3601 is a component of

Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
Mini-sace Test Consoles
B-52h) Aircraft Tf33-p-3/5/9 (c/ec-135 Engine
Kc-135a) F-108 (cfm-56 Aircraft Engine
C-2a (reprocured) Aircraft
Mh-53e Helicopter
Ah-1w Advance Attack Helicopter
Air Force Osprey V-22a Aircraft
Marine Corps Osprey V-22a Aircraft
T-akr 310 Class
Ch 47 (rotary Wing Aircraft)
003506318
Movable Canopy
003717853
Programmer Assembly
013888291
Aircraft Air To Air Heat Exchanger
013372805
Aircraft Air To Air Heat Exchanger
012164775
Fuselage Section
005049112
Attack Helicopter
013998535
Aircraft Structural Component Support
011684259
Attack Helicopter
013998537
Aircraft Structural Component Support
012164776
Fuselage Section
010796234
Electron Programmer
009429234
Aircraft Access Door
011922478
Attack Helicopter
011684260
Attack Helicopter
003961115
Electronic Command Signals Programmer

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel