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Panel Screw Assembly NSN 5305-01-077-0177

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 5305-01-077-0177 NSN: 5305-01-077-0177

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.359 inches and 0.391 inches
Fastener Length
Between 1.044 inches and 1.076 inches
Head Style
Knurled no. 4
Head Diameter
Between 0.544 inches and 0.576 inches
Head Height
Between 0.234 inches and 0.266 inches
Material Accommodated Thickness
Between 0.094 inches and 0.141 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Material
Steel comp 305 stand-off
Material Specification
Qq-w-423 federal specification single material response spring
Surface Treatment
Passivate stand-off
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
010770177
NSN
5305010770177

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
53-14-511-24
Cage Code:
94222
Status:
A
MSDS:
Part Number:
414608-5
Cage Code:
96214
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 5305-01-077-0177
What are the manufacturers of nsn 5305010770177?
Does this nsn 5305010770177 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305010770177
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 5305010770177 contain any precious metals?
No precious metal content.
Does nsn 5305010770177 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305010770177?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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