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Thumbscrew NSN 5305-01-017-2219

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

NSN 5305-01-017-2219 NSN: 5305-01-017-2219

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.500 inches
Fastener Length
0.750 inches
Head Style
Knurled no. 1
Head Diameter
1.250 inches
Head Height
0.250 inches
Shoulder Diameter
0.812 inches first shoulder
Shoulder Length
0.250 inches first shoulder
Point Style
Pointless
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Shoulder Shape
Round first shoulder
Part Name Assigned By Controlling Agency
Navy special project
Material
Iron alloy
Material Specification
Ke 40 am fscm k1182 mfr ref single material response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
010172219
NSN
5305010172219

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
E244229-28
Cage Code:
K1182
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 5305-01-017-2219
What are the manufacturers of nsn 5305010172219?
Does this nsn 5305010172219 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305010172219
An externally threaded fastener whose threaded portion is of one nominal diameter. it may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. it has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. for items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).
Does nsn 5305010172219 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305010172219 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305010172219?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06673
FIIG:
A003B0
App. Key:
SR
Cond. Code:
1
Status:
A

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