Model: 8763020

Ribbed Shoulder Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
1.750 inches
Fastener Length
4.250 inches
Head Style
Flat chamfer
Head Diameter
1.310 inches
Head Height
0.310 inches
Shoulder Diameter
0.960 inches first shoulder and 0.965 inches first shoulder
Shoulder Length
1.160 inches first shoulder
Rib Major Diameter
Between 0.995 inches and 1.005 inches
Rib Length
Between 1.040 inches and 1.100 inches
Distance From Largest Diameter Of Bearing Surface Of Head To Ribs
Between 0.060 inches and 0.120 inches
Thread Diameter
0.875 inches
Features Provided
Casehardened
Thready Qty Per Inch (tpi)
14
Hardness Rating
32.0 rockwell c and 38.0 rockwell c
Shoulder Shape
Round first shoulder
Material
Steel comp 1340 or steel comp 4140 or steel comp 8640
Surface Treatment
Cadmium
Thread Series Designator
Unf
NSN
5306-00-678-4770
Part Number
8763020
Description
Bolt,ribbed Shoulder
CAGE
19207

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 8763020 NSN 5306-00-678-4770

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.8000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
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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