Model: 1138-161

Extended Washer Self-locking Nut

Properties:

Thread Class

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)

Thread Size

0.250 inches

Material

Stainless steel

Surface Treatment

Passivate

NSN

5310-00-894-3637

Part Number

1138-161

Description

Nut,self-locking,extended Washer

CAGE

66503

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 1138-161 NSN 5310-00-894-3637

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29730

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 5310-00-894-3637 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