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Panel Screw Assembly NSN 5305-01-537-3421

Item Description

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

NSN 5305-01-537-3421 NSN: 5305-01-537-3421

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Fastener Length
Between 0.615 inches and 0.635 inches
Head Style
Hexagon
Head Height
Between 0.185 inches and 0.190 inches
Width Between Flats
Between 0.305 inches and 0.312 inches
Internal Drive Style
Hexagon
End Application
F-22 raptor (emd)
Material Accommodated Thickness
Between 0.396 inches and 0.416 inches
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Part Name Assigned By Controlling Agency
Screw, cap, hexagon head
Material
Iron alloy 660
Material Specification
Ams 5731 national std/spec 1st material response or ams 5737 national std/spec 2nd material response
Surface Treatment
Passivate
Surface Treatment Specification
Ams qq-p-35 national std/spec all treatment responses
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
015373421
NSN
5305015373421

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CA2290-10-13-10
Cage Code:
92215
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 5305-01-537-3421
What are the manufacturers of nsn 5305015373421?
Does this nsn 5305015373421 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305015373421
A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. attached to panel by threaded bushing or by flaring end of stand-off, or bushing. used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. may be spring loaded.
Does nsn 5305015373421 contain any precious metals?
No precious metal content.
Does nsn 5305015373421 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305015373421?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
33044
FIIG:
A003B0
App. Key:
SU
Cond. Code:
1
Status:
A

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