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Machine Screw NSN 5305-01-220-2456

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

NSN 5305-01-220-2456 NSN: 5305-01-220-2456

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.361 inches and 0.411 inches
Fastener Length
Between 0.998 inches and 1.028 inches
Head Style
Flat countersunk undercut
Head Diameter
0.531 inches
Head Height
Between 0.057 inches and 0.059 inches
Internal Drive Style
Slot
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
160000 pounds per square inch
Countersink Angle
100.0 degrees
Screw Material
Steel comp 4140 or steel comp e4340 or steel comp 8740
Screw Material Specification
Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-6049 military specification 3rd material response
Screw Surface Treatment
Cadmium and chromate
Screw Surface Treatment Specification
Qq-p-416, ty2, cl2 federal specification single treatment response
Special Features
Concentric hole 0.1596 in. Min dia, 0.1675 in. Max dia, 0.190 in. Thd diameter 32 thds per in. Countersunk 90 deg, 0.156 in. Min dia, 0.187 in. Max dia, 0.393 in. Min; 0.413 in. Max lg
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
012202456
NSN
5305012202456

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
123WM10111-627
Cage Code:
26512
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 5305-01-220-2456
What are the manufacturers of nsn 5305012202456?
Does this nsn 5305012202456 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012202456
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
Does nsn 5305012202456 contain any precious metals?
No precious metal content.
Does nsn 5305012202456 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012202456?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06657
FIIG:
A500D0
App. Key:
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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