Model: 2144559

Internally Relieved Body Bolt

Properties:

Threads Per Inch
20 counterbore
Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.875 inches
Fastener Length
1.000 inches
Head Style
Knurled no. 1
Head Diameter
1.000 inches
Head Height
0.250 inches
Concentric Hole Diameter
0.312 inches
Internal Thread Length
0.156 inches counterbore
Thread Diameter
0.750 inches
Thread Series
Unc counterbore
Thready Qty Per Inch (tpi)
16
Thread Size
0.250 inches counterbore
Internal Thread Class
3b counterbore
Material
Steel comp 303 or steel comp 303se
Material Specification
Astm a582 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Counterbore threaded
Thread Series Designator
Unf
NSN
5306-00-415-7854
Part Number
2144559
Description
Bolt,internally Relieved Body
CAGE
55974

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.

Part 2144559 NSN 5306-00-415-7854

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06676
FIIG:
A003B0
Concept No.:
App. Key:
BN
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:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
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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