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Close Tolerance Screw NSN 5305-01-519-1481

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 5305-01-519-1481 NSN: 5305-01-519-1481

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.298 inches
Fastener Length
1.422 inches
Head Style
Undercut pan no. 2
Head Diameter
0.482 inches
Head Height
0.168 inches
Spline Major Diameter
0.221 inches
Grip Diameter
Between 0.248 inches and 0.249 inches
Internal Drive Style
Torx
End Application
Mv-22 (v-22 lrip1)
Thread Diameter
0.250 inches
Grip Length
0.938 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
5820 pounds per square inch
Part Name Assigned By Controlling Agency
Screw, shear, pan head, close tolerance, short thread, six lobe recess, 95 ksi fsu
Material
Titanium alloy uns r54520
Material Specification
Ams 4928 federal specification 1st material response or ams 4967 federal specification 2nd material response
Surface Treatment
Paint and lubricant
Surface Treatment Specification
Nas4006 assn standard 1st treatment response and cetyl alcohol lubricant per mil-l-87132, type 3, grade b military specification 2nd treatment response
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
015191481
NSN
5305015191481

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
120-259V4A15
Cage Code:
97499
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8108908000
  • NAICS: 331491
  • SITC: 69985
  • Description: Other wrought titanium, nesoi
  • End Use (Code 12290):
    Nonferrous metals, other

Q & A

Frequently asked questions for NSN 5305-01-519-1481
What are the manufacturers of nsn 5305015191481?
Does this nsn 5305015191481 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305015191481
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 5305015191481 contain any precious metals?
No precious metal content.
Does nsn 5305015191481 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305015191481?
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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