Model: H57-3

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Lubrication

Dry film lubricant

Nut Style

Hexagon

Nut Height

Between 0.208 inches and 0.250 inches

Width Across Flats

Between 0.367 inches and 0.376 inches

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.190 inches

Countersink Angle

88.0 degrees nut

Bearing Surface Type

Chamfered or washer faced

Bearing Surface Finish

125.0 microinches

Material

Stainless steel

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

NSN

5310-00-263-2862

Part Number

H57-3

Description

Nut,self-locking,hexagon

CAGE

15653

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part H57-3 NSN 5310-00-263-2862

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05277

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:

0.5000lbs

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:

093460

UFC:

48930

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 5310-00-263-2862 is a component of

Close In Weapon System (ciws-phalanx)
Oq-290(v)msm Test Station
B-52 Aircraft Support Equipment
An/uyq-3a (v) 2 Direct Air Support Central
Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
Ec-135h/k/p) Aircraft Tf33-pw-102 (c-135e Engine
B-52h) Aircraft Tf33-p-3/5/9 (c/ec-135 Engine
Tf33-100 (e3a/b/c) Aircraft Engine
Phoenix (aim-54) Air-to-air Missile
013932945
Brass Bag Hoop
013063328
Test Control Panel
010429859
Commumications Term
005006525
Signal Generator
011069519
Attack Helicopter
013055062
Power Distribution Panel
011069519
Attack Helicopter
011069519
Attack Helicopter
013230539
Aircraft Maintenance Fixture
010429860
Communications Term
011069519
Attack Helicopter
007825278
011543533
Gas Turbine Engine
007585492
Gas Turbine Engine Generator Set
012724401
Manifold Valve Assembly
012165859
Satellite Communica
011197314
Oscilloscope
011560411
Communications Term
006786319
Alternating Current Generator
013415955
Gas Turbine Engine
013495864
Directional Control Linear Valve
013554505
Electrical Outlet Power Strip
010043145
Aircraft Environmental Control Valve Assembly
010061797
Aircraft Environmental Control Valve Assembly
010088742
Aircraft Environmental Control Valve Assembly
011964545
Power Supply
010434258
Radar Set
009468441
Alternating Current Generator
011274674
Axial Fan Impeller
007933555
Turbine Engine Main Fuel Control
007961679
Aircraft Cabin Air Pressure Regulator
011464956
Push-pull Control Assembly
014585330
Equipment Communication Modification Kit
012204045
Electronic Components Assembly
011570996
Air Conditioner
011582694
Aircraft Environmental Control Valve Assembly
009308079
Multiplexer
011640430
Aircraft Door
011646853
Satellite Communica
008736241
Air Turbine Drive Unit
009308078
Multiplexer
001387990
Radio Receiver-transmitter
013453402
Nonaircraft Gas Turbine Engine
012237543
Input-output Unit
010545795
Power Supply
011220629
Air Conditioner
010811716
Rocket Motor
012300307
Cargo Truck
012410074
Nonaircraft Gas Turbine Engine
010543796
Communications Term
009125993
Turbine Engine Main Fuel Control
007565840
Manifold Valve Assembly
007572345
Butterfly Valve
011146064
Signal Data Recorder-reproducer Set
011613992
Gas Turbine Engine Generator Set
000508905
Cargo Truck
003949582
Trailer Mounted Electric Power Plant
011684260
Attack Helicopter
009341432
Gun System Exit Unit
013275447
Air Conditioner
012422189
Gas Turbine Engine
013261798
Radio Receiving Set
007990148
Gas Turbine Engine Power Unit
006110431
Pneumatic Constant Speed Drive
011464952
Aircraft Gearbox Assembly
014003216
Operations Central
014003218
Radar Set
014003217
Semitrailer Mounted Diesel Engine Generator Set
007604136
Butterfly Valve
014062333
Transmitter Control Group
010883669
Cargo-transport Helicopter
010883669
Cargo-transport Helicopter
010883669
Cargo-transport Helicopter
010883669
Cargo-transport Helicopter
010883669
Cargo-transport Helicopter
010883669
Cargo-transport Helicopter
010883669
Cargo-transport Helicopter
011587465
Air Conditioner
001400156
Electrical-electronic Test Equipment Plug-in Unit
001810509
Ground Handling Equipment Adapter
002046240
Umbilical Simulator
014063733
Trailer Mounted Target Tracking Antenna-receiver-transmitter Group
012795446
Test Adapter
014062090
Flat Bed Trailer
003159025
Terminal Board
010883669
Cargo-transport Helicopter
012369097
Radio Receiving Set
013380526
Target Acquisition Subsystem
010851604
Acquisition Antenna-receiver-transmitter Group
001162155
Butterfly Valve
013911308
Electron Tube
012355480
Electr Test Station
004626523
Ammunation Handling
010618928
Digital Readout Electronic Counter
000508984
Truck Tractor
004065845
Propellant Storage
004065844
Propellant Storage
014108980
Receiver Group
004427119
Liquid Argon-nitrogen-oxygen Storage Tank
010883669
Cargo-transport Helicopter
010889270
Satellite Communica
014003219
Antenna
007811508
Throttle Box Assemb
000077955
Compressor
005430012
Telephone Set
011069519
Attack Helicopter
011587465
Air Conditioner
011069519
Attack Helicopter
011069519
Attack Helicopter
011069519
Attack Helicopter
004842745
G Unloader Assembly
011069519
Attack Helicopter
004375218
Butterfly Valve
011675381
Elect Test Station
010606690
Modem Test Set
008920622
Radio Receiver-transmitter
010269620
Punched Reader
010269618
Electrical Tran
000707374
Aircraft Cabin Air Pressure Regulator
001195587
Hydraulic System Components Test Stand
004244370
Electrical Pulse Analyzer
011863235
Multiplexer-demulti
011759853
Amplifier Linear
001260160
Turbine Engine Main Fuel Control
009351608
Air Conditioner
001681781
Air Conditioner
001323750
Drive Modul Control
012484442
Radio Set
010181246
Air Traffic Control
004334297
Test Adapter
010628194
Communicat Terminal
011587465
Air Conditioner
011587465
Air Conditioner
011587465
Air Conditioner
011587465
Air Conditioner
011587465
Air Conditioner
011587465
Air Conditioner
011587465
Air Conditioner
013063849
Electrical-electronic Equipment Test Station
001066445
Battery Charger
001652970
Radio Set
011934999
Air Conditioner
010269622
Wla Assembly
004343644
Speech Equipmen
014660765
Turbine Engine Main Fuel Control
010887337
Antenna Assembly
009355416
Air Conditioner
010864727
Semitrailer Mounted Diesel Engine Generator Set
005663067
Signal Generator
013275447
Air Conditioner
011740272
Communication System Control Group
010288364
High Speed Buffer
011922478
Attack Helicopter
011668046
Satellite Communica
011677258
Flat Bed Trailer
010596377
Antenna Assembly
009332197
009264136
Air Conditioner
011069519
Attack Helicopter
013911308
Electron Tube
011480459
Vaneaxial Fan
011588520
Aircraft Environmental Control Valve Assembly
011880359
Antenna Group
011880358
Receiver Group
007825278
007825278
009246515
Ove Valve Parts Kit
010664493
Test Station Group
006838595
Space Heater
011463874
Satellite Communica
009857574
Distribution Box
013746643
Satellite Signals Navigation Set
001069622
Oscilloscope
012534302
Air Conditioner
009246515
Ove Valve Parts Kit
004319339
Electrical-electronic Test Equipment Plug-in Unit
009857899
Power Supply
007264430
Ove Valve Parts Kit
010631916
Survellance Informa
008925286
Noise Level Meter
012797887
Rocket Motor
010924907
Radio Receiver-transmitter
011463875
Satellite Communica
011463260
Kg-84a
011905921
Transceiver Group
012018638
Electrical Frequency Synthesizer
011998625
Radio Set
011684259
Attack Helicopter
007264430
Ove Valve Parts Kit
012006690
Computer Processor
012038656
Air Conditioner
012679477
Radio Set
010688566
Test Set Subassembly
011994153
Chemical Agent Monitor
011026307
Satellite C Central

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Phone:	+1 470-231-0824
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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