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Hexagon Plain Nut NSN 5310-01-557-0550

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 5310-01-557-0550 NSN: 5310-01-557-0550

Features and Characteristics

Nut Style
Hexagon
Nut Height
Between 7.6 millimeters and 8.0 millimeters
End Application
Special aircraft and engine tool and support equipment/parts; tow tracror, aircraft; assembly front wipe; tow tractor, a/c (p/n 4jpav, pcc: 6j9)
Width Across Flats
Between 12.7 millimeters and 13.0 millimeters
Thread Series
M
Thread Size
8.0 millimeters
Part Name Assigned By Controlling Agency
Inavy: nut, flange m8-1.25
Material
Steel
Material Specification
Iso 898-2. Class 8 assn standard single material response
Surface Treatment
Zinc
Surface Treatment Specification
Astm f1941m. Fe/zn 3a assn standard single treatment response
FSC
5310 Nuts And Washers
NIIN
015570550
NSN
5310015570550

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12759-00631
Cage Code:
0Y3H3
Status:
A
MSDS:
Part Number:
90701
Cage Code:
0Y3H3
Status:
A
MSDS:
Part Number:
10019024
Cage Code:
61C19
Status:
A
MSDS:
Part Number:
3306732
Cage Code:
1EFH8
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 5310-01-557-0550
What are the manufacturers of nsn 5310015570550?
Does this nsn 5310015570550 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310015570550
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 5310015570550 contain any precious metals?
No precious metal content.
Does nsn 5310015570550 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310015570550?
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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