Model: 903859-10

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.440 inches and 0.520 inches
Fastener Length
Between 0.490 inches and 0.520 inches
Head Style
Flat chamfer
Head Diameter
Between 0.176 inches and 0.183 inches
Head Height
Between 0.108 inches and 0.112 inches
Spline Minor Diameter
Between 0.096 inches and 0.098 inches
Spline Major Diameter
0.115 inches
Spline Width
Between 0.023 inches and 0.025 inches
Internal Drive Style
Six spline
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Material
Steel comp 303
Surface Treatment
Passivate
Thread Series Designator
Unc
NSN
5305-01-253-4435
Part Number
903859-10
Description
Screw,cap,socket Head
CAGE
08353

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 903859-10 NSN 5305-01-253-4435

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:
SX
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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