Model: J644P29C

Externally Relieved Body Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.740 inches and 0.820 inches
Fastener Length
Between 2.240 inches and 2.260 inches
Head Style
Double hexagon extended washer
Head Height
Between 0.293 inches and 0.313 inches
Width Between Flats
0.312 inches
Extended Washer Diameter
Between 0.428 inches and 0.448 inches
Extended Washer Thickness
Between 0.060 inches and 0.070 inches
First Diameter From Head
Between 0.222 inches and 0.232 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 1.440 inches and 1.500 inches
Thread Diameter
0.250 inches
Features Provided
Dry film lubricant
Thready Qty Per Inch (tpi)
28
Externally Relieved Body Diameter Quantity
1
Material
Nickel alloy 718
Material Specification
C50tf13 cl-b cagec 07482 mfr ref single material response
Precious Material And Location
silver
Precious Material
Silver
Surface Treatment
Silver
Surface Treatment Specification
Ams2410 assn standard single treatment response
Thread Series Designator
Unjf
NSN
5306-01-278-8499
Part Number
J644P29C
Description
Bolt,externally Relieved Body
CAGE
07482

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 J644P29C NSN 5306-01-278-8499

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:
S
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:
139820
UFC:
70220
LTL:
85.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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