Model: 557017

Shoulder Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.295 inches and 0.335 inches
Fastener Length
Between 0.775 inches and 0.795 inches
Head Style
Hexagon
Head Height
Between 0.080 inches and 0.100 inches
Width Between Flats
Between 0.430 inches and 0.439 inches
Shoulder Diameter
0.371 inches first shoulder and 0.372 inches first shoulder
Shoulder Length
0.130 inches first shoulder and 0.134 inches first shoulder
Shank Unthreaded Hole Diameter
0.065 inches first hole and 0.072 inches first hole
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Hardness Rating
30.0 rockwell c and 38.0 rockwell c
Distance From Head Largest Bearing Surface To Shank Hole Center
0.650 inches first hole and 0.670 inches first hole
Shoulder Shape
Round first shoulder
Material
Stainless steel
Material Specification
Ams 5616 assn standard single material response
Surface Treatment
Chromium
Surface Treatment Specification
Ams 2406 assn standard single treatment response
Thread Series Designator
Unjf
NSN
5306-00-850-7604
Part Number
557017
Description
Bolt,shoulder
CAGE

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes thumbscrew.

Part 557017 NSN 5306-00-850-7604

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04905
FIIG:
A003B0
Concept No.:
App. Key:
BY
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:
PQ
CRITL:
X

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:
Equipment for Aircraft

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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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