Model: 418331-3

Machine Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.132 inches and 0.199 inches
Fastener Length
Between 0.219 inches and 0.250 inches
Head Style
Flat countersunk
Head Diameter
Between 0.147 inches and 0.172 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.086 inches
Thready Qty Per Inch (tpi)
56
Min. Tensile Strength (psi)
80000 pounds per square inch
Countersink Angle
Between 80.0 degrees and 82.0 degrees
Screw Material
Stainless steel or steel
Screw Material Specification
Qq-s-763, 300 series federal specification 1st material response or 66, 300 series federal standard 1st material response or comp 16-18 or 18-8 assn standard 2nd material response
Screw Surface Treatment
Oxide
Screw Surface Treatment Specification
Mil-c-13924, cl 4 military specification single treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
3 type and 2c style
Departure From Cited Designator
As modified by finish
NSN
5305-00-455-2507
Part Number
418331-3
Description
Screw,machine
CAGE
96214

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 418331-3 NSN 5305-00-455-2507

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 5305-00-455-2507 is a component of

  • Advanced Medium Range Air-to-air (amraam)/aim120a Missile
  • Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
  • An/tsc-85c Communications Terminal
  • Ground Mobile Force Satellite Comm Term (an/tsc-93a)
  • Non-trident Exterior Communication
  • C-2a (reprocured) Aircraft
  • Mh-53e Helicopter
  • Ah-1w Advance Attack Helicopter
  • Harm Air-to-ground Missile
  • 014594870
  • Attitude Indicator
  • 011877844
  • Facsimile Lightwe
  • 005764866
  • Radio Transmitter
  • 007023557
  • Film Magazine
  • 011463260
  • Kg-84a
  • 004356212
  • Film Magazine
  • 003977852
  • Interrogator Set Control
  • 001683292
  • Film Magazine
  • 002322171
  • Radar Set Subassembly
  • 008592225
  • Power Supply
  • 010818140
  • Chemical Agent Automatic Alarm Detector Unit
  • 010377339
  • Night Vision Sight
  • 011504140
  • Diesel Engine Generator Set
  • 012721915
  • Tactical S Terminal
  • 011055623
  • Automatic Chemical Agent Alarm
  • 014722073
  • Television Camera Lens
  • 010932739
  • Power Supply
  • 013279838
  • Antenna Group
  • 001798429
  • Infrared Detecting Set
  • 013467682
  • Assembly Gimbal
  • 013536592
  • Power Supply
  • 013681169
  • Electrical-electronic Equipment Chassis
  • 013047573
  • Indicator Control Group
  • 013996365
  • Diffuser-shutter As
  • 013616137
  • Vaneaxial Fan
  • 012543041
  • Gimbal Assembly
  • 012562550
  • Optical Instrument Eyepiece Assembly
  • 014239772
  • Optical Instrument Cell Assembly
  • 013983957
  • Sensor Unit Assembl
  • 012551578
  • Radar Target Indicator
  • 013400901
  • Antenna Control Subassembly
  • 013996782
  • Optical Instrument Cell Assembly
  • 011275077
  • Cargo Truck
  • 011502593
  • Switch Assembly
  • 012249334
  • Indicator Assembly
  • 011021070
  • Keyer Control
  • 010628194
  • Communicat Terminal
  • 010791708
  • Scanner Assembly
  • 010724373
  • Infrared Collimator
  • 010754495
  • Solenoid Assembly
  • 010524956
  • Mechanical Scanner
  • 012509557
  • Si Modem Converter
  • 009356955
  • Automatic Chemical Agent Alarm
  • 010414689
  • Film Magazine
  • 010564836
  • Pho Source Assembly
  • 008592215
  • Chemical Agent Automatic Alarm Alarm Unit
  • 010883669
  • Cargo-transport Helicopter
  • 010308593
  • Mechanical Scanner
  • 008790899
  • Film Magazine

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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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