Model: 181841-1

Eccentric Head Bolt

Special Features:

End slotted 0.030 in. Wide by 0.040 in. Deep

Properties:

Thread Class
3a
Thread Direction
Right-hand
Fastener Length
0.810 inches
Head Style
Flat chamfer
Head Diameter
Between 0.373 inches and 0.374 inches
Head Height
0.180 inches
Distance From Center Of Head To Center Of Shank
Between 0.057 inches and 0.067 inches
Internal Drive Style
Slot
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Hardness Rating
25.0 rockwell c and 32.0 rockwell c
Material
Steel comp 4130
Material Specification
Mil-s-6758 military specification single material response or ams 6370 assn standard single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 class 2 federal specification single treatment response
Thread Series Designator
Unf
NSN
5306-01-130-9881
Part Number
181841-1
Description
Bolt,eccentric Head
CAGE
71791

An externally threaded fastener the head of which is usually flat with a periphery not concentric to the bolt shank. The head is not designed for wrenching. It may have a drive feature located at the threaded end, which can be used to rotate the screw and eccentric head into a locking position to secure a flanged or groove component.

Part 181841-1 NSN 5306-01-130-9881

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
21861
FIIG:
A003B0
Concept No.:
App. Key:
BE
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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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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