Model: 65A81B920

Ribbed Shoulder Bolt

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.875 inches
Fastener Length
2.781 inches
Head Style
Flat chamfer
Head Diameter
0.875 inches
Head Height
0.219 inches
Shoulder Diameter
0.603 inches first shoulder and 0.606 inches first shoulder
Shoulder Length
1.656 inches first shoulder
Rib Major Diameter
Between 0.615 inches and 0.625 inches
Rib Length
0.625 inches
Distance From Largest Diameter Of Bearing Surface Of Head To Ribs
0.063 inches
Thread Diameter
0.500 inches
Thready Qty Per Inch (tpi)
20
Hardness Rating
32.0 rockwell c and 36.0 rockwell c
Shoulder Shape
Ribbed first shoulder
Material
Steel
Material Specification
Sae j403 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416 federal specification single treatment response
Thread Series Designator
Unf
NSN
5306-00-080-8920
Part Number
65A81B920
Description
Bolt,ribbed Shoulder
CAGE
30003

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 65A81B920 NSN 5306-00-080-8920

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:
0.2000lbs
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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