Model: 37377

Ribbed Shoulder Bolt

Properties:

Thread Class
3a
Thread Direction
Left-hand
Thread Length
0.960 inches
Fastener Length
1.420 inches
Head Style
Pan no. 2
Head Diameter
0.820 inches
Head Height
0.160 inches
Shoulder Diameter
0.602 inches first shoulder and 0.605 inches first shoulder
Shoulder Length
0.340 inches first shoulder and 0.350 inches first shoulder
Rib Major Diameter
Between 0.618 inches and 0.628 inches
Rib Length
0.120 inches
Distance From Largest Diameter Of Bearing Surface Of Head To Ribs
0.060 inches
Thread Diameter
0.500 inches
Features Provided
Casehardened
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
110000 pounds per square inch
Hardness Rating
3.0 rockwell c and 21.0 rockwell c
Shoulder Shape
Ribbed first shoulder
Material
Steel comp 1023 or steel comp 1029 or steel comp 1030 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1022 or steel comp 1025
Material Specification
Astm a108 assn standard all material responses or astm a576 assn standard all material responses
Thread Series Designator
Unf
NSN
5306-00-732-8294
Part Number
37377
Description
Bolt,ribbed Shoulder
CAGE
96046

An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also bolt, ribbed neck.

Part 37377 NSN 5306-00-732-8294

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16014
FIIG:
A003B0
Concept No.:
App. Key:
BU
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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
5.4000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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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