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Close Tolerance Screw NSN 5305-01-347-4022

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 5305-01-347-4022 NSN: 5305-01-347-4022

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.469 inches
Fastener Length
Between 1.078 inches and 1.125 inches
Head Style
Flat countersunk undercut
Head Diameter
Between 0.5018 inches and 0.5066 inches
Head Height
Between 0.106 inches and 0.108 inches
Grip Diameter
Between 0.2490 inches and 0.2495 inches
Internal Drive Style
High-torque
Thread Diameter
0.250 inches
Grip Length
Between 0.615 inches and 0.635 inches
Features Provided
O ring and dry film lubricant and cetyl alcohol lubricant
Thready Qty Per Inch (tpi)
29
Min. Tensile Strength (psi)
160000 pounds per square inch
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Surface Finish
32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
Special Features
Fluorsilicon rubber o-ring, per mil-r-25988 ty1, cl 1, grade 70 lubricants applied on shank and threads
Material
Titanium alloy uns r56400 fastener
Material Specification
Ams 4967 assn standard single material response fastener
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
013474022
NSN
5305013474022

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
HT271A4-10M
Cage Code:
73197
Status:
A
MSDS:
Part Number:
ST3M430V4-10ASM
Cage Code:
76301
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8109900000
  • NAICS: 331491
  • SITC: 69987
  • Description: Zirconium and articles thereof nesoi
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5305-01-347-4022
What are the manufacturers of nsn 5305013474022?
Does this nsn 5305013474022 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013474022
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 5305013474022 contain any precious metals?
No precious metal content.
Does nsn 5305013474022 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013474022?
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

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