Model: 1856973-1

Socket Head Cap Screw

Special Features:

Red paint

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.141 inches
Fastener Length
Between 0.526 inches and 0.531 inches
Head Style
Flat chamfer
Head Diameter
0.210 inches
Head Height
0.137 inches
Spline Minor Diameter
Between 0.096 inches and 0.098 inches
Spline Major Diameter
0.137 inches
Spline Width
Between 0.023 inches and 0.025 inches
Internal Drive Style
Six spline
Thread Diameter
0.138 inches
Thready Qty Per Inch (tpi)
32
Material
Steel
Material Specification
Astm a582 assn standard single material response
Surface Treatment
Paint or oxide
Thread Series Designator
Unc
NSN
5305-00-958-8218
Part Number
1856973-1
Description
Screw,cap,socket Head
CAGE
55972

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 1856973-1 NSN 5305-00-958-8218

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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

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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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