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Plate Self-locking Nut

NSN: 5310-01-437-5676 | Model: ST5030-09

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

NSN Properties and Flags
NATO Stock Number
Thread Class
Thread Direction
Distance From Centerline To Flat
0.175 inches
Locking Feature
Prevailing torque all metal design
Nut Style
Nut Length
0.525 inches
Nut Height
0.250 inches
Plate Thickness
Between 0.026 inches and 0.036 inches
Plate Width
0.490 inches
End Application
F100 acft
Thread Series
Thready Qty Per Inch (tpi)
Thread Size
0.190 inches
Special Features
Nut-self-locking, plate, 1lug, floating
Iron alloy 660
Material Specification
Ams5525 federal specification single material response or ams5732 federal specification single material response or ams5737 federal specification single material response
Surface Treatment
Surface Treatment Specification
Pwa388 assn standard single treatment response
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE5E819T9157 2019-04-15 PHPHC 39 EA
SPE5E818T032R 2018-05-16 PHPHA 39 EA
SPE5E818T2709 2017-11-28 PHPHA 39 EA

Pricing and Availability

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NSN 5310-01-437-5676 Datasheet

Supply Class (FSC):
Nuts And Washers
Cross Reference:
  • ST5030-09
  • MF54343-3
  • NS203217-3
  • ST5032-09
  • ST5033-09
  • ST5033-09
  • ST5030-09
  • MF54343-3
  • NS203217-3
  • ST5032-09
  • ST5033-09
  • ST5030-09
  • MF54343-3
  • NS203217-3
  • ST5032-09
  • ST5033-09
Cage Codes:
  • United Technologies Corporation (CAGE 77445)
  • Arconic Global Fasteners & Rings, (CAGE 15653)
  • Sps Technologies, Llc (CAGE 80539)
Schedule B & Trade:
  • Schedule B: 7318160000 (NAICS 332722)

    Nuts of iron or steel

  • SITC: 69421

    Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, threaded, of iron or steel

  • End Use: 12300

    Finished metal shapes


N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.


A - Item does not contain precious metal.


- Represents items with no adp components


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    093486 - Bolts, nuts or screws, noi (sub 3)

  • WCC:

    573 - Bolts or nuts (iron or steel),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $31.43 to $52.38..
Does NSN 5310-01-437-5676 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, Poland, Singapore, Republic Of Korea, Denmark, and Greece
What is the NIIN of NSN 5310-01-437-5676?
014375676 or 01-437-5676
Does NSN 5310-01-437-5676 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-01-437-5676?
Solicitation SPE5E819T9157 for qty 39 on 04/08/2019
When was this national stock number assigned to the federal catalog?
Oct 17, 1996