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Hexagon Plain Nut NSN 5310-00-021-8584

Item Description

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

NSN 5310-00-021-8584 NSN: 5310-00-021-8584

Features and Characteristics

Thread Class
2b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
Between 0.187 inches and 0.219 inches
Width Across Flats
Between 0.4280 inches and 0.4375 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Bearing Surface Type
Washer faced
Material
Steel
Surface Treatment
Cadmium or zinc
Nondefinitive Specification/std Data
A type
Departure From Cited Document
As modified by height rqmt
FSC
5310 Nuts And Washers
NIIN
000218584
NSN
5310000218584

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
FFB571TYPEA
Cage Code:
81348
Status:
A
MSDS:
Part Number:
218584
Cage Code:
7X677
Status:
A
MSDS:
Part Number:
901624K6
Cage Code:
06848
Status:
A
MSDS:
Part Number:
30S1K6
Cage Code:
56442
Status:
A
MSDS:
Part Number:
701002
Cage Code:
55396
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318160000
  • NAICS: 332722
  • SITC: 69421
  • Description: Nuts of iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-021-8584
What are the manufacturers of nsn 5310000218584?
Does this nsn 5310000218584 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310000218584
A nut, flat on top and bottom having 6 flat sides. for items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. see also locknut, tube fitting. for items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Does nsn 5310000218584 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310000218584 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310000218584?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01857
FIIG:
A021A0
App. Key:
AG
Cond. Code:
1
Status:
A

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