Model: 71657CR-6-0745

Externally Relieved Body Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.271 inches
Fastener Length
1.120 inches
Head Style
Hexagon extended washer
Head Height
Between 0.172 inches and 0.204 inches
Width Between Flats
0.497 inches
Extended Washer Diameter
0.497 inches
Extended Washer Thickness
Between 0.015 inches and 0.025 inches
Shank Unthreaded Hole Diameter
0.066 inches first hole and 0.086 inches first hole
First Diameter From Head
Between 0.3735 inches and 0.3745 inches
Second Diameter From Head
Between 0.241 inches and 0.251 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.745 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
0.849 inches
End Application
Spike assembly. P/n's 12p12010-807, -808 for f-111t acft
Thread Diameter
0.3125 inches
Thready Qty Per Inch (tpi)
24
Distance From Head Largest Bearing Surface To Shank Hole Center
0.960 inches first hole
Externally Relieved Body Diameter Quantity
1
Material
Stainless steel
Material Specification
Ams 6487 assn standard single material response
Surface Treatment
Cadmium threads
Surface Treatment
Chromium grip
Surface Treatment
Cadmium head
Surface Treatment Specification
Nas 672 national specification single treatment response head or ams 2416 assn standard single treatment response head
Surface Treatment Specification
Nas 672 national specification single treatment response threads or ams 2416 assn standard single treatment response threads
Surface Treatment Specification
Qq-c-320, class 2 federal specification single treatment response grip
Thread Series Designator
Unjf
NSN
5306-01-319-8647
Part Number
71657CR-6-0745
Description
Bolt,externally Relieved Body
CAGE
56878

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

Part 71657CR-6-0745 NSN 5306-01-319-8647

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06675
FIIG:
A003B0
Concept No.:
App. Key:
BF
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:
BJ
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
50.0
WCC:
713
TCC:
Z
SHC:
Z
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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