Model: 939803

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
1.125 inches
Fastener Length
Between 1.210 inches and 1.250 inches
Head Style
Flat chamfer
Head Diameter
Between 0.457 inches and 0.469 inches
Head Height
Between 0.306 inches and 0.312 inches
Hole Diameter
Between 0.044 inches and 0.050 inches
Internal Drive Style
Hexagon
End Application
Gas gen assembly
Thread Diameter
0.312 inches
Width Across Flats
Between 0.250 inches and 0.253 inches
Hole Quantity
6
Hole Type
Drilled
Thready Qty Per Inch (tpi)
18
Min. Tensile Strength (psi)
160000 pounds per square inch
Hole Configuration Style
Round internal hexagon
Material
Iron alloy 660
Material Specification
Ams5731 assn standard single material response or ams5737 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unrc
NSN
5305-01-512-5577
Part Number
939803
Description
Screw,cap,socket Head
CAGE
90166

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Part 939803 NSN 5305-01-512-5577

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
Concept No.:
App. Key:
SC
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
096640
UFC:
50600
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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