Model: H42-4

Extended Washer Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.420 inches
Overall Height
Between 0.205 inches and 0.219 inches
Nut Style
Hexagon
Washer Thickness
0.019 inches
Width Across Flats
Between 0.305 inches and 0.316 inches
Tempurature Rating
550.0 degrees fahrenheit
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Material
Stainless steel
Surface Treatment
Passivate
NSN
5310-00-894-3637
Part Number
H42-4
Description
Nut,self-locking,extended Washer
CAGE
F7652

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part H42-4 NSN 5310-00-894-3637

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29730
FIIG:
A021A0
Concept No.:
1
App. Key:
BT
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

End Items End applications NSN 5310-00-894-3637 is a component of

  • Close In Weapon System (ciws-phalanx)
  • An/slq-32 Countermeasure Set
  • B-1 Aircraft Support Equipment
  • Advanced Medium Range Air-to-air (amraam)/aim120a Missile
  • Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
  • Phoenix (aim-54) Air-to-air Missile
  • Harpoon (agm-84) All-weather Anti-ship Missile
  • Mk 50 Torpedo Systems
  • C-2a (reprocured) Aircraft
  • 010535410
  • Servo Assembly
  • 010385066
  • Oscillating Group
  • 010546070
  • Elect Rack Assembly
  • 010546071
  • Oscillator Assembly
  • 012797887
  • Rocket Motor
  • 010541245
  • Mount Assembly
  • 010924907
  • Radio Receiver-transmitter
  • 001142393
  • Control Sub Assembl
  • 000435189
  • Noncrystal Controlled Oscillator
  • 010694223
  • Electr Test Station
  • 008096733
  • Radar Test Set
  • 001139768
  • Power Supply
  • 004149309
  • P Computer Test Set
  • 001234704
  • Air Traffic Control Group
  • 014520516
  • Interface Device Holding Fixture Assembly
  • 009857574
  • Distribution Box
  • 012766380
  • Aircraft Fairing
  • 014272343
  • Hydraulic Reservoir
  • 013725810
  • Control Cam Assembly
  • 001114411
  • Oscillating Group
  • 012766383
  • Aircraft Fairing
  • 013813125
  • Aircraft Door
  • 013746643
  • Satellite Signals Navigation Set
  • 001834082
  • Power Supply
  • 012152738
  • Aircraft Wing Spoiler
  • 013177554
  • Speed Increaser Gear Assembly
  • 013720991
  • Aircraft Access Door
  • 012529484
  • Aircraft Fairing
  • 012529485
  • Aircraft Fairing
  • 013789074
  • Aircraft Door
  • 002046147
  • Servo
  • 012169973
  • Aircraft Access Door
  • 013402916
  • Countermeasures Test Set Group
  • 013660364
  • Cable Reel
  • 013813572
  • Aircraft Door
  • 013822792
  • Aircraft Door
  • 013239577
  • Mk8 Module Assembly
  • 012507233
  • Aircraft Access Door
  • 011326430
  • Electrical Equipment Mounting Base
  • 009857899
  • Power Supply
  • 011656075
  • Hydraulic Servocylinder Assembly
  • 011801774
  • Electrical Equipment Mounting Base
  • 012258208
  • Aircraft Components Test Set Subassembly
  • 012815440
  • Metal Tube Assembly
  • 011581320
  • Radar Receiver
  • 011571531
  • Motional Pickup Transducer
  • 010465704
  • Radar Set Subassembly
  • 010610350
  • Electrical Synchronizer
  • 010540056
  • Frequency Multiplier-oscillator
  • 011093258
  • Missile Restraint D
  • 010530500
  • Servo Assembly
  • 011191197
  • Chassis And Matrix
  • 010267294
  • Transmitter Subassembly
  • 010521341
  • Test Station Group
  • 010385056
  • Guided Missile System Power Distribution Set
  • 009994935
  • Nonexpandable Shelter
  • 000113632
  • Coder-decoder Case
  • 009448357
  • Gyro Test Station
  • 008567918
  • Aircraft Engine Build-up Parts Kit
  • 011035641
  • Air-antitank Defense Missile System Carrier
  • 005264635
  • Fuselage Section
  • 005072655
  • Servo Assembly
  • 001387990
  • Radio Receiver-transmitter
  • 004934968
  • Gas Storage Assembl
  • 005072644
  • Servo Assembly
  • 005430012
  • Telephone Set
  • 002467954
  • Power Supply
  • 013486471
  • Speed Increaser Gear Assembly
  • 013079547
  • Aircraft Structural Plate
  • 004881765
  • Rt Electronics
  • 010177039
  • Fire Direction Cent
  • 000793056
  • Power Distribution-reference Signal Group
  • 001117993
  • Power Supply
  • 002046161
  • Synchronizer
  • 002356325
  • Computer Assembly
  • 013467950
  • Transmitter Subassembly
  • 001834016
  • Power Supply
  • 010177040
  • Fire Direction Cent
  • 001323791
  • Inertial Device Test Set
  • 013725394
  • Aircraft Access Door
  • 013709814
  • Aircraft Door
  • 010181246
  • Air Traffic Control
  • 004099074
  • Radar Set
  • 012585489
  • Retractable Landing Gear
  • 013714975
  • Control Cam
  • 013640194
  • Pressure Indicator
  • 013656446
  • Aircraft Cargo Rail Assembly
  • 014461774
  • Shouldered Shaft Assembly
  • 001652970
  • Radio Set
  • 012585488
  • Retractable Landing Gear
  • 013052238
  • Aircraft Structural Panel
  • 013795529
  • Aircraft Door
  • 014186654
  • Full Tracked Personnel Carrier
  • 013777150
  • Aircraft Door
  • 014272345
  • Hydraulic Reservoir
  • 014560082
  • Aircraft Component Hoisting Unit
  • 014512325
  • Aircraft Cargo Rail Assembly
  • 011756159
  • Training Guided Missile Body Section
  • 012260910
  • Aircraft Access Door
  • 011659309
  • Communications Central
  • 013102104
  • Aircraft Fuel Tank Float Valve
  • 011892913
  • Aircraft Wing Spoiler
  • 011903689
  • Aircraft Structural Component Support
  • 011903691
  • Aircraft Structural Component Support
  • 012102184
  • Storage Rack Adapter
  • 011649097
  • Hydraulic Servocylinder Assembly
  • 011975700
  • Display Test Bench
  • 012363350
  • Electrical-electronic Equipment Chassis
  • 012181816
  • Aircraft Access Door
  • 011462119
  • Aircraft Maintenance Fixture
  • 012152735
  • Aircraft Wing Spoiler
  • 004231693
  • Interrogator Set
  • 012169970
  • Aircraft Access Cover
  • 011372953
  • Backplane Assembly
  • 001681781
  • Air Conditioner
  • 010613797
  • Electrical Synchronizer
  • 010530555
  • Missile-bomb Guidance Computer
  • 014224682
  • Trailer Mounted Communications Antenna

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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

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