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Panel Screw Assembly NSN 5305-01-372-3021

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 5305-01-372-3021 NSN: 5305-01-372-3021

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.297 inches and 0.327 inches
Fastener Length
0.423 inches
Head Style
Knurled no. 5
Head Diameter
Between 0.280 inches and 0.320 inches
Head Height
Between 0.775 inches and 0.835 inches
Internal Drive Style
Cross recess type 1
Material Accommodated Thickness
0.062 inches
Thread Diameter
0.138 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
720000 pounds per square inch
Material
Steel comp 301 secondary washer or steel comp 302 secondary washer or steel comp 302b secondary washer or steel comp 303 secondary washer or steel comp 303se secondary washer or steel comp 304 secondary washer or steel comp 304l secondary washer or steel comp 305 secondary washer or steel comp 308 secondary washer or steel comp 309 secondary washer or steel comp 309s secondary washer or steel comp 310 secondary washer or steel comp 310s secondary washer or steel comp 314 secondary washer or steel comp 316 secondary washer or steel comp 316l secondary washer or steel comp 317 secondary washer or steel comp 321 secondary washer or steel comp 347 secondary washer or steel comp 348 secondary washer or steel comp 384 secondary washer or steel comp 385 secondary washersteel comp 302 primary washer or steel comp 302b primary washer or steel comp 303 primary washer or steel comp 303 plus x primary washer or steel comp 303se primary washer or steel comp 303cu primary washer or steel comp 303ma primary washer or steel comp 304 primary washer or steel comp 304l primary washersteel comp 302 spring or steel comp 302b spring or steel comp 303 spring or steel comp 303 plus x spring or steel comp 303se spring or steel comp 303cu spring or steel comp 303ma spring or steel comp 304 spring or steel comp 304l springsteel comp 302 stand-off or steel comp 302b stand-off or steel comp 303 stand-off or steel comp 303 plus x stand-off or steel comp 303se stand-off or steel comp 303cu stand-off or steel comp 303ma stand-off or steel comp 304 stand-off or steel comp 304l stand-offsteel comp 301 threads or steel comp 302 threads or steel comp 302b threads or steel comp 303 threads or steel comp 303se threads or steel comp 304 threads or steel comp 304l threads or steel comp 305 threads or steel comp 308 threads or steel comp 309 threads or steel comp 309s threads or steel comp 310 threads or steel comp 310s threads or steel comp 314 threads or steel comp 316 threads or steel comp 316l threads or steel comp 317 threads or steel comp 321 threads or steel comp 347 threads or steel comp 348 threads or steel comp 384 threads or steel comp 385 threads
Surface Treatment
Passivate secondary washerpassivate primary washerpassivate springpassivate stand-offpassivate threads
Surface Treatment Specification
Qq-p-35 federal specification single treatment response secondary washerqq-p-35 federal specification single treatment response primary washerqq-p-35 federal specification single treatment response springqq-p-35 federal specification single treatment response stand-offqq-p-35 federal specification single treatment response threads
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
013723021
NSN
5305013723021

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CA28106-06-7PK
Cage Code:
29372
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5305-01-372-3021
What are the manufacturers of nsn 5305013723021?
Does this nsn 5305013723021 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013723021
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 5305013723021 contain any precious metals?
No precious metal content.
Does nsn 5305013723021 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013723021?
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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