Model: 492918

Internally Relieved Body Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.560 inches and 0.580 inches
Fastener Length
Between 4.510 inches and 4.530 inches
Head Style
Hexagon
Head Height
Between 0.110 inches and 0.130 inches
Width Between Flats
Between 0.616 inches and 0.627 inches
Shoulder Diameter
Between 1.290 inches and 1.310 inches
Shoulder Length
Between 3.200 inches and 3.240 inches
Concentric Hole Depth
Between 4.180 inches and 4.220 inches
Counterbore Diameter
Between 0.370 inches and 0.380 inches
Counterbore Depth
Between 1.070 inches and 1.090 inches
Concentric Hole Diameter
Between 0.245 inches and 0.255 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Hardness Rating
35.0 rockwell c and 40.0 rockwell c
Material
Steel
Material Specification
Ams 5616 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 7470 assn standard single treatment response
Style Designator
Counterbore unthreaded
Thread Series Designator
Unjf
NSN
5306-00-939-9702
Part Number
492918
Description
Bolt,internally Relieved Body
CAGE
77445

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.

Part 492918 NSN 5306-00-939-9702

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06676
FIIG:
A003B0
Concept No.:
App. Key:
BN
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:
PQ
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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