Model: SC-289-1

Socket Head Cap Screw

Properties:

Thread Direction
Right-hand
Fastener Length
0.750 inches
Head Style
Flat countersunk
Locking Feature
Pellet threads
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Countersink Angle
Between 80.0 degrees and 82.0 degrees
Part Name Assigned By Controlling Agency
Screw, cap, socket head
Material
Steel fastener
Material Specification
Sae j429 gr 8 assn standard single material response fastener
Surface Treatment
Cadmium fastener
Thread Series Designator
Unf
NSN
5305-01-421-1864
Part Number
SC-289-1
Description
Screw,cap,socket Head
CAGE
00994

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 SC-289-1 NSN 5305-01-421-1864

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:
Instruments/Radio

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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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