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Thumbscrew NSN 5305-01-039-2838

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 5305-01-039-2838 NSN: 5305-01-039-2838

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.270 inches
Fastener Length
0.650 inches
Head Style
Sliding handle
Head Diameter
0.620 inches
Handle Length
Between 1.440 inches and 1.560 inches
Handle Diameter
0.188 inches
Head Height
0.300 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Special Features
Consists of sm-c-850394-6 and sm-c-850394-7
Material
Stainless steel
Surface Treatment
Paint lusterless
Surface Treatment Specification
Mil-std-171 military specification single treatment response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
010392838
NSN
5305010392838

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SM-C-850394-2
Cage Code:
80063
Status:
A
MSDS:
Part Number:
82A5027A1611
Cage Code:
01365
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 5305-01-039-2838
What are the manufacturers of nsn 5305010392838?
Does this nsn 5305010392838 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305010392838
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 5305010392838 contain any precious metals?
No precious metal content.
Does nsn 5305010392838 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305010392838?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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