Model: 53G970852-3

Internal Wrenching Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.622 inches
Fastener Length
1.350 inches
Head Style
Flat chamfer
Head Diameter
Between 0.557 inches and 0.561 inches
Head Height
Between 0.337 inches and 0.347 inches
Internal Drive Style
Hexagon
Thread Diameter
0.375 inches
Width Across Flats
Between 0.312 inches and 0.316 inches
Thready Qty Per Inch (tpi)
24
Min. Tensile Strength (psi)
180000 pounds per square inch
Surface Finish
32.0 microinches bearing surface of head
Surface Finish
32.0 microinches threads
Surface Finish
63.0 microinches grip
Material
Stainless steel
Material Specification
Mil-s-5000, cond c military specification single material response
Surface Treatment
Chromium sides of head
Surface Treatment
Cadmium
Surface Treatment Specification
Ps13101, type 2, cl 3, fscm 76301 mfr ref single treatment response
Surface Treatment Specification
Ps13102, cl a fscm 76301 mfr ref single treatment response sides of head
Thread Series Designator
Unjf
NSN
5306-00-185-1592
Part Number
53G970852-3
Description
Bolt,internal Wrenching
CAGE
76301

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Part 53G970852-3 NSN 5306-00-185-1592

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06666
FIIG:
A003B0
Concept No.:
App. Key:
BM
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:
BF
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093470
UFC:
48940
LTL:
70.0
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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