Model: 503681

Internally Relieved Body Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.237 inches and 0.247 inches
Fastener Length
Between 2.770 inches and 2.790 inches
Head Style
Hexagon
Head Height
Between 0.271 inches and 0.291 inches
Width Between Flats
Between 0.741 inches and 0.752 inches
Shoulder Diameter
0.506 inches
Shoulder Length
Between 2.405 inches and 2.409 inches
Shank Unthreaded Hole Diameter
0.094 inches first hole and 0.101 inches first hole
Concentric Hole Depth
Between 2.330 inches and 2.350 inches
Concentric Hole Diameter
Between 0.050 inches and 0.070 inches
Thread Diameter
0.375 inches
Thready Qty Per Inch (tpi)
24
Hardness Rating
30.0 rockwell c and 38.0 rockwell c
Distance From Head Largest Bearing Surface To Shank Hole Center
2.642 inches first hole and 2.656 inches first hole
Material
Stainless steel
Material Specification
Ams 5616 assn standard single material response
Style Designator
Concentric hole unthreaded
Thread Series Designator
Unjf
NSN
5306-00-941-0133
Part Number
503681
Description
Bolt,internally Relieved Body
CAGE
77445

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 503681 NSN 5306-00-941-0133

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:
U
ESD:
ESD:
MMAC:
PQ
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:
Equipment for Aircraft

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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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