Model: BY DESCRIPTION

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
1.250 inches
Fastener Length
1.620 inches
Head Style
Flat chamfer
Head Diameter
Between 0.550 inches and 0.562 inches
Head Height
Between 0.368 inches and 0.375 inches
Internal Drive Style
Hexagon
End Application
USED-ON-CEN-TRIF
Thread Diameter
0.375 inches
Width Across Flats
0.312 inches
Nonstandard Thread Pitch Diameter
+0.3680/+0.3750 inches
Thready Qty Per Inch (tpi)
24
Chamfer Angle
Between 30.0 degrees and 45.0 degrees
Part Name Assigned By Controlling Agency
Screw, cap, socket head
Material
Steel
Supplementary Features
Internal drive form must be within 120 degrees min. Included angle at min. Material limit; item is plated
Thread Series Designator
Unrf
NSN
5305-01-507-0373
Part Number
BY DESCRIPTION
Description
Screw,cap,socket Head
CAGE
71838

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 BY DESCRIPTION NSN 5305-01-507-0373

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:
A
ESD:
A
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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