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Close Tolerance Screw NSN 5305-01-481-0079

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 5305-01-481-0079 NSN: 5305-01-481-0079

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.750 inches
Fastener Length
2.000 inches
Head Style
Fillister countersunk
Head Diameter
Between 0.470 inches and 0.477 inches
Head Height
0.015 inches
Spline Major Diameter
0.221 inches
Grip Diameter
Between 0.2490 inches and 0.2495 inches
Internal Drive Style
Torx
End Application
Fighter, aircraft f18 e/f
Thread Diameter
0.250 inches
Grip Length
1.250 inches
Thready Qty Per Inch (tpi)
28
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Criticality Code Justification
Aaur
Special Features
Specific matl is ph13-8mo cres
Material
Stainless steel
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
014810079
NSN
5305014810079

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3M1169D4-32A
Cage Code:
76301
Status:
A
MSDS:
Part Number:
TX1026D4-32A
Cage Code:
06725
Status:
A
MSDS:
Part Number:
HP1169D4-32
Cage Code:
0ZC92
Status:
A
MSDS:
Part Number:
11827D4-32A
Cage Code:
59563
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 5305-01-481-0079
What are the manufacturers of nsn 5305014810079?
Does this nsn 5305014810079 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305014810079
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 5305014810079 contain any precious metals?
No precious metal content.
Does nsn 5305014810079 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305014810079?
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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