Model: 797398PC1

Hexagon Head Cap Screw

Special Features:

0.062 in. Lg by 45 degrees chamfer on threaded end

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
2.250 inches
Fastener Length
6.875 inches
Head Style
Hexagon
Head Height
0.406 inches
Width Between Flats
Between 1.053 inches and 1.066 inches
Thread Diameter
0.750 inches
Thready Qty Per Inch (tpi)
16
Hardness Rating
28.0 rockwell c and 32.0 rockwell c
Hardness Rating
28.0 rockwell c and 32.0 rockwell c
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 4140 or steel comp 8630
Material
Steel comp 4140 or steel comp 8630
Surface Treatment
Cadmium
Thread Series Designator
Unf
NSN
5305-00-639-2738
Part Number
797398PC1
Description
Screw,cap,hexagon Head
CAGE
10001

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

Part 797398PC1 NSN 5305-00-639-2738

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18257
FIIG:
A003B0
Concept No.:
App. Key:
SB
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
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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