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Hexagon Plain Nut NSN 5310-01-557-0871

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 5310-01-557-0871 NSN: 5310-01-557-0871

Features and Characteristics

Thread Class
2b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
Between 0.258 inches and 0.273 inches
End Application
Mrap - unique nsn - used on 5 mrap variants
Width Across Flats
Between 0.489 inches and 0.500 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
18
Thread Size
0.3125 inches
Bearing Surface Type
Flat
Material
Steel
Material Specification
Saej995 assn standard single material response
Surface Treatment
Zinc
Surface Treatment Specification
Astmf1941 national specification single treatment response
FSC
5310 Nuts And Washers
NIIN
015570871
NSN
5310015570871

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12759-00670
Cage Code:
0Y3H3
Status:
A
MSDS:
Part Number:
36404
Cage Code:
0Y3H3
Status:
A
MSDS:
Part Number:
10019061
Cage Code:
61C19
Status:
A
MSDS:
Part Number:
3006626
Cage Code:
1EFH8
Status:
A
MSDS:
Part Number:
AEN04C312000WB0DG1
Cage Code:
05047
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8710000090
  • NAICS: 336992
  • SITC: 89111
  • Description: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
  • End Use (Code 50030):
    Military trucks, armored vehicles, etc.

Q & A

Frequently asked questions for NSN 5310-01-557-0871
What are the manufacturers of nsn 5310015570871?
Does this nsn 5310015570871 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310015570871
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 5310015570871 contain any precious metals?
No precious metal content.
Does nsn 5310015570871 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310015570871?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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