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Machine Screw NSN 5305-01-544-7389

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

NSN 5305-01-544-7389 NSN: 5305-01-544-7389

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.475 inches
Fastener Length
Between 0.715 inches and 0.775 inches
Head Style
Double hexagon w/ hole
Head Height
Between 0.285 inches and 0.350 inches
Width Between Flats
Between 0.304 inches and 0.315 inches
Extended Washer Thickness
0.074 inches
Spline Major Diameter
Between 0.150 inches and 0.190 inches
Internal Drive Style
Torx
Thread Diameter
0.312 inches
Thready Qty Per Inch (tpi)
24
Screw Material
Steel
Screw Material Specification
Saej-429 assn standard single material response
Screw Surface Treatment
Zinc
Screw Surface Treatment Specification
Astm b633 assn standard single treatment response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
015447389
NSN
5305015447389

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12488396
Cage Code:
19207
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5305-01-544-7389
What are the manufacturers of nsn 5305015447389?
Does this nsn 5305015447389 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305015447389
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
Does nsn 5305015447389 contain any precious metals?
No precious metal content.
Does nsn 5305015447389 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305015447389?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06657
FIIG:
A500D0
App. Key:
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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