Model: SM-B-18620

Machine Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.575 inches and 0.625 inches
Fastener Length
0.625 inches
Head Style
Fillister
Head Diameter
Between 0.166 inches and 0.183 inches
Head Height
Between 0.072 inches and 0.079 inches
Hole Diameter
0.037 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.112 inches
Hole Quantity
1
Thready Qty Per Inch (tpi)
40
Min. Tensile Strength (psi)
80000 pounds per square inch
Screw Material
Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
Screw Material Specification
66 federal standard all material responses
Screw Surface Treatment
Passivate
Screw Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Head Hole Configuration Style
Round
Thread Series Designator
Unc
NSN
5305-00-925-4780
Part Number
SM-B-18620
Description
Screw,machine
CAGE
80063

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

Part SM-B-18620 NSN 5305-00-925-4780

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06657
FIIG:
A500D0
Concept No.:
App. Key:
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:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

End Items End applications NSN 5305-00-925-4780 is a component of

  • Coder-decoder Case
  • 000113632
  • Azimuth-range Indicator
  • 009400336
  • Height-range Indicator
  • 009400261
  • Power Supply
  • 009400260
  • Motor-generator
  • 009979088
  • Circuit Card Assembly
  • 012757131
  • Solenoid Valve
  • 009946617
  • Indicator Control
  • 010044703
  • Antenna
  • 001660221
  • Attitude Indicator Subassembly
  • 011057376
  • Circuit Card Assembly
  • 010110496
  • Circuit Card Assembly
  • 010110495
  • Circuit Card Assembly
  • 010110494
  • Circuit Card Assembly
  • 010110493
  • Circuit Card Assembly
  • 010099401
  • Circuit Card Assembly
  • 010099398
  • Circuit Card Assembly
  • 010099396
  • Circuit Card Assembly
  • 010099395
  • Satellite Communication Control Central
  • 014464137
  • Force Transducer
  • 000867345
  • Radar Set
  • 007520603
  • Power Supply
  • 010382051
  • Motion Picture Camera
  • 010376492
  • Aerial Refueling Receptacle Slipway
  • 010370328
  • Circuit Card Assembly
  • 010423272
  • Meteorological Station Group
  • 001189660
  • Radar Set Subassembly
  • 010598825
  • Antenna Assembly
  • 014442717
  • Electronic Components Assembly
  • 010559558
  • Circuit Card Assembly
  • 001803184
  • Radar Receiver
  • 012757151
  • Program Clock
  • 010674393
  • Power Supply
  • 010662407
  • Motor And Cam Assem
  • 001679145
  • Antenna
  • 001660223
  • Reciprocating Compressor
  • 002349444
  • Synchropha Test Set
  • 010804017
  • Power Supply
  • 010797795
  • Circuit Card Assembly
  • 002592807
  • Attitude Indicator
  • 010929846
  • Electronic Components Assembly
  • 003495243
  • Laser Transmitter
  • 003495219
  • Circuit Card Assembly
  • 011097398
  • Power Supply Subassembly
  • 011070151
  • Electrical-electronic Equipment Chassis
  • 011040138
  • Circuit Card Assembly
  • 013268767
  • Spectrum Analyzer
  • 012591060
  • Fast F Display Unit
  • 011143496
  • Video Amplifier
  • 005628900
  • Air Turbine Engine Starter
  • 011402105
  • Battery Charger
  • 011202969
  • Dive Valve Assembly
  • 011502061
  • Backplane Assembly
  • 011735341
  • Backplane Assembly
  • 011735330
  • Aerial Cam Test Set
  • 004446474
  • Antenna Control
  • 001413606
  • Alternating Current Generator
  • 005191878
  • Interrogator Set
  • 004231693
  • Alternating Current Generator
  • 005578534
  • Radar Set
  • 005489070
  • Radar Set
  • 007520603
  • Fire Control System Test Set
  • 005945782
  • Electronic Components Assembly
  • 012812068
  • Circuit Card Assembly
  • 012810638
  • Electronic Equipment Compressor-dehydrator
  • 000545921
  • Power Supply Subassembly
  • 005721597
  • Butterfly Valve
  • 005717659
  • Television Camera
  • 003714346
  • Antenna Pedestal
  • 001660222
  • Linear Electro-mechanical Actuator
  • 006905809
  • Detector Strobe
  • 007592367
  • Radio Frequency Amplifier
  • 012862375
  • Aircraft Maintenance Fixture
  • 012832302
  • Electronic Components Assembly
  • 013266353
  • Hydraulic Servovalve
  • 007303536
  • Power Supply Assembly
  • 013179730
  • Linear Electro-mechanical Actuator
  • 007836284
  • Aircraft Cabin Air Pressure Regulator
  • 007836159
  • Electronic Test Extender Card
  • 012618082
  • Motor-tachometer Generator
  • 007665191
  • Direction Finder Data Recorder-reproducer
  • 007658485
  • Windshield Wiper Arm
  • 011555181
  • Amplifier-control Group
  • 011722923
  • Linear Electro-mechanical Actuator
  • 008220171
  • Linear Electro-mechanical Actuator
  • 008220170
  • Linear Electro-mechanical Actuator
  • 013682107
  • Circuit Card Assembly
  • 008429441
  • Liquid Quantity Indicator
  • 008786133
  • Constant Speed Drive Governor
  • 008736242
  • Antenna
  • 001062677
  • Band Pass Filter
  • 009062214
  • Printed Circuit Board Holder
  • 013554675
  • Navigational Computer
  • 008990786
  • Circuit Card Assembly
  • 008937047
  • Fluid Pressure Regulating Valve
  • 008886361
  • Digital Timer
  • 009076287
  • Electronic Switch
  • 010030723
  • Spectr Analyzer Oil
  • 009374401
  • Power Supply
  • 005190103
  • Radar Set Control
  • 014520506
  • C-2a (reprocured) Aircraft
  • Mk 46 Torpedo Systems
  • Non-trident Exterior Communication
  • Sparrow (aim-7) Air-to-air Missile
  • Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
  • An/tlq-17a Traffic Jam
  • B-1 Aircraft Support Equipment

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Schedule B and Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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