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Hexagon Plain Nut NSN 5310-01-078-3974

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 5310-01-078-3974 NSN: 5310-01-078-3974

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Features and Characteristics

Thread Class
2b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
Between 0.059 inches and 0.065 inches
Width Across Flats
Between 0.309 inches and 0.315 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Bearing Surface Type
Chamfered
Material
Copper alloy 268 or copper alloy 260 or copper alloy 230 or copper alloy 377 or copper alloy 360 or copper alloy 353 or copper alloy 262 or copper alloy 270 or copper alloy 272 or copper alloy 274 or copper alloy 280 or copper alloy 330 or copper alloy 331 or copper alloy 332 or copper alloy 335 or copper alloy 340 or copper alloy 344 or copper alloy 345 or copper alloy 347 or copper alloy 350 or copper alloy 356 or copper alloy 370 or copper alloy 462 or copper alloy 464 or copper alloy 465 or copper alloy 466 or copper alloy 467 or copper alloy 482 or copper alloy 485 or copper alloy 210 or copper alloy 220 or copper alloy 510 or copper alloy 745 or copper alloy 752 or copper alloy 764 or copper alloy 770 or copper alloy 240 or copper alloy 342
Material Specification
Qq-b-626, temper half hard federal specification all material responses
Surface Treatment
Tin
Surface Treatment Specification
Mil-t-10727, type 1 military specification single treatment response
FSC
5310 Nuts And Washers
NIIN
010783974
NSN
5310010783974

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6-165A
Cage Code:
56289
Status:
A
MSDS:
Part Number:
0N501078-3
Cage Code:
98230
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7415290000
  • NAICS: 332722
  • SITC: 69432
  • Description: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-078-3974
What are the manufacturers of nsn 5310010783974?
Does this nsn 5310010783974 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310010783974
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 5310010783974 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310010783974 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310010783974?
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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