Secure Ordering: +1 (757) 528-8028

Worldwide distributor of NSN parts and consumables located in the USA.

Plate Self-locking Nut

NSN: 5310-00-379-4633 | Model: NAS1791C3-1

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
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.194 inches nut
Mounting Hole Diameter
Between 0.098 inches and 0.103 inches
Nut Style
Nut Length
0.948 inches
Nut Height
0.220 inches
Plate Thickness
Between 0.028 inches and 0.036 inches
Plate Width
0.474 inches
Nut Counterbore Depth
0.070 inches nut
Nut Mounting Provision
Straight holes
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
Between 0.339 inches and 0.349 inches
Center To Center Distance Between Mounting Holes Along Length
Between 0.686 inches and 0.690 inches
Thread Series
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
Thread Size
0.190 inches
Iron alloy 660 shell
Material Specification
Ams 5525 assn standard single material response shell or ams 5735 assn standard single material response shell
Surface Treatment
Passivate shell
Specification Data
76301-st3-443 manufacturers standard
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE5EC19T1409 2019-08-13 PAA05 600 EA
SPEFA119Q0334 2019-07-16 DJO00 600 EA
SPE5EC19T1352 2019-07-22 PAA05 600 EA
SPE5EC19T0692 2019-02-14 PAA05 15472 EA
SPE5EC19T0467 2018-12-26 PAA05 11690 EA
SPE5EC18T1886 2018-09-20 PAA05 11690 EA
SPE5EC18T1406 2018-07-02 PAA05 10638 EA
SPE5EC18T1042 2018-04-24 PAA05 30000 EA
SPE5EC18T0849 2018-03-21 PAA05 8358 EA
SPE5EC18T0602 2018-02-07 PAA05 8000 EA

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Email Address:
Phone Number:
Your name:
Privacy    Terms

Certified Quality Assurance  Quality check icon

  •   ISO 9001:2015 + AS9120B
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   On Time Delivery
  •   HAZMAT Certified
  •   Worldwide Shipping

NSN 5310-00-379-4633 Datasheet

Supply Class (FSC):
Nuts And Washers
Cross Reference:
  • NAS1791C3-1
  • 3929AS1225-4A1
  • 3930AS661-2
  • 3929AS1225-4A1
  • BFN443-3-1
  • NS202041-02-1
  • ST3M443-3A1
  • F49249E3-1
  • F18421-1-3
  • F18421L1-3
  • F49249E3-1
  • F18421-1-3
  • F18421L1-3
  • 10121338
Cage Codes:
  • National Aerospace Standards (CAGE 80205)
  • Raytheon Company (CAGE 072E5)
  • Naval Air Systems Command (CAGE 30003)
  • Bristol Industries (CAGE 27238)
  • Sps Technologies, Llc (CAGE 80539)
  • Boeing Company, The (CAGE 76301)
  • Satair A/s (CAGE R1120)
  • Harvard Industries Inc (CAGE 72962)
  • Arconic Global Fasteners & Rings, (CAGE 15653)
  • Fitz Aerospace, Llc (CAGE 019L2)
  • Nimikkeistokeskus Ncb Finland (CAGE A486G)
  • 5310-00-379-4633 replaces 5310-00-143-0353
  • 5310-00-379-4633 replaces 5310-01-111-9446

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 is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).

Freight Information:
  • NMFC:

    013540 - Alum nuts

  • WCC:

    713 - Metal hardware

  • 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:

    Q - 70.0

  • 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
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $7.57 to $12.62..
Does NSN 5310-00-379-4633 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 Army, Department Of The Air Force, Department Of The Navy, Finland, Poland, Spain, Singapore, Malaysia, Australia, Canada, Germany, Republic Of Korea, United Kingdom, Italy, Denmark, Greece, Turkey, and Nato Maintenance and Supply Agency
What is the NIIN of NSN 5310-00-379-4633?
003794633 or 00-379-4633
Does NSN 5310-00-379-4633 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-00-379-4633?
Solicitation SPE5EC19T1409 for qty 600 on 08/06/2019
When was this national stock number assigned to the federal catalog?
Mar 21, 1974