Model: 311487

Shoulder Bolt

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.438 inches
Fastener Length
Between 0.638 inches and 0.642 inches
Head Style
Hexagon
Head Height
Between 0.139 inches and 0.143 inches
Width Between Flats
Between 0.609 inches and 0.625 inches
Shoulder Diameter
0.368 inches first shoulder and 0.371 inches first shoulder
Shoulder Length
0.200 inches first shoulder and 0.204 inches first shoulder
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Hardness Rating
23.0 rockwell c and 34.0 rockwell c
Shoulder Shape
Round first shoulder
Material
Steel comp 1038
Surface Treatment
Cadmium
Thread Series Designator
Unc
NSN
5306-00-181-0807
Part Number
311487
Description
Bolt,shoulder
CAGE
1UVT5

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes thumbscrew.

Part 311487 NSN 5306-00-181-0807

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04905
FIIG:
A003B0
Concept No.:
App. Key:
BY
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:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
50.0
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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