ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Close Tolerance Screw NSN 5305-00-043-0539

Item Description

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

NSN 5305-00-043-0539 NSN: 5305-00-043-0539

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.268 inches and 0.315 inches
Fastener Length
2.582 inches
Head Style
Crowned hexagon
Head Height
Between 0.131 inches and 0.141 inches
Width Between Flats
Between 0.429 inches and 0.439 inches
Grip Diameter
Between 0.2483 inches and 0.2492 inches
Shank Unthreaded Hole Diameter
0.076 inches first hole and 0.086 inches first hole
Internal Drive Style
Slot
Thread Diameter
0.250 inches
Grip Length
Between 2.125 inches and 2.145 inches
Thready Qty Per Inch (tpi)
28
Distance From Head Largest Bearing Surface To Shank Hole Center
2.464 inches first hole
Special Features
Retaining elements in shank matt2aadsta000
Material
Steel
Material Specification
1886 fscm 88277 mfr ref single material response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
000430539
NSN
5305000430539

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7823864-1-04-34
Cage Code:
88277
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 5305-00-043-0539
What are the manufacturers of nsn 5305000430539?
Does this nsn 5305000430539 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305000430539
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is designed to be held or driven with an inserted driver. it is not designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads.
Does nsn 5305000430539 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305000430539 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305000430539?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
29294
FIIG:
A003B0
App. Key:
SS
Cond. Code:
1
Status:
A

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo