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Close Tolerance Screw NSN 5305-01-056-4220

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 5305-01-056-4220 NSN: 5305-01-056-4220

  Stock Availability

NSN 5305010564220 availability
(as of 08/26/2024).

  • NS: 68
  • NE: 150

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

  Provided with every order

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  •   100% Product Inspections
  •   7 Year Record Retention
  •   On Time Delivery
  •   HAZMAT Certified
  •   Worldwide Shipping

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Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.990 inches and 1.020 inches
Fastener Length
3.250 inches
Head Style
Flat countersunk
Head Diameter
Between 1.201 inches and 1.272 inches
Grip Diameter
Between 0.6230 inches and 0.6240 inches
Internal Drive Style
Offset cruciform (torque set)
Thread Diameter
0.625 inches
Grip Length
Between 2.235 inches and 2.255 inches
Thready Qty Per Inch (tpi)
18
Hardness Rating
46.0 rockwell c and 49.0 rockwell c
Countersink Angle
100.0 degrees
Material
Steel
Material Specification
Ams 6487 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Nas 672 assn standard single treatment response
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
010564220
NSN
5305010564220

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AIC986-10-52
Cage Code:
06725
Status:
A
MSDS:
Part Number:
121711-10-52
Cage Code:
80539
Status:
A
MSDS:
Part Number:
VT1695-10-52
Cage Code:
92215
Status:
A
MSDS:
Part Number:
C7986-10-52
Cage Code:
06950
Status:
A
MSDS:
Part Number:
986-10-52
Cage Code:
06725
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 5305-01-056-4220
What are the manufacturers of nsn 5305010564220?
Does this nsn 5305010564220 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305010564220
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 5305010564220 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305010564220 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305010564220?
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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