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Close Tolerance Screw NSN 5305-01-183-8733

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 5305-01-183-8733 NSN: 5305-01-183-8733

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.476 inches and 0.526 inches
Fastener Length
Between 1.236 inches and 1.266 inches
Head Style
Flat countersunk
Head Diameter
Between 0.5780 inches and 0.6335 inches
Grip Diameter
Between 0.3115 inches and 0.3120 inches
Internal Drive Style
Offset cruciform (torque set)
Thread Diameter
0.3125 inches
Grip Length
Between 0.740 inches and 0.760 inches
Thready Qty Per Inch (tpi)
24
Min. Tensile Strength (psi)
160000 pounds per square inch
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Surface Finish
32.0 microinches threads
Special Features
Internal drive ribbed
Material
Titanium alloy
Material Specification
Ams 4967, comp 6al-4v assn standard single material response
Thread Series Designator
Unjf
Specification Data
80205-nas1580 professional/industrial association standard
FSC
5305 Screws
NIIN
011838733
NSN
5305011838733

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
NAS1580V5R12
Cage Code:
80205
Status:
A
MSDS:
Part Number:
NAS1580V5T12
Cage Code:
80205
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 5305-01-183-8733
What are the manufacturers of nsn 5305011838733?
Does this nsn 5305011838733 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305011838733
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 5305011838733 contain any precious metals?
No precious metal content.
Does nsn 5305011838733 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305011838733?
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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