Model: NAS144-48

Internal Wrenching Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.485 inches and 0.515 inches
Fastener Length
Between 2.085 inches and 3.015 inches
Head Style
Bevel-conical
Head Diameter
Between 0.430 inches and 0.438 inches
Head Height
0.226 inches
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
Between 0.219 inches and 0.220 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
160000 pounds per square inch
Material
Steel
Material Specification
Mil-s-5000 military specification single material response or mil-s-6049 military specification single material response or il-s-8503 military specification single material response or qq-s-690 federal specification single material response
Surface Treatment
Cadmium
Thread Series Designator
Unf
NSN
5306-00-282-5506
Part Number
NAS144-48
Description
Bolt,internal Wrenching
CAGE

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 NAS144-48 NSN 5306-00-282-5506

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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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