PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

45520Nut,plain,round

Northrop Grumman Systems Corporation Div Marine Systems · NSN 5310-00-208-3367 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-208-3367 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-208-3367. Primary manufacturer part number: 45520.
Features
  • Nut,plain,round — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 1.500 INCHES IN
  • Thread Series: UNF
  • Thread Quantity Per Inch: 12
  • Drive Point Quantity: 2
  • Nut Thickness: 0.562 INCHES NOMINAL IN
  • Thread Class: 3B
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-00-208-3367, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Div Marine Systems. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-208-3367
Primary Part Number45520
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Thread DirectionRIGHT-HAND
Nominal Thread Size1.500 INCHES IN
Thread SeriesUNF
Thread Quantity Per Inch12
Drive Point Quantity2
Nut Thickness0.562 INCHES NOMINAL IN
Thread Class3B
Nut StyleROUND
Nut Diameter3.000 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Drive Point Diameter0.281 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2530-00-278-2251 INTERCHANGEABLE
Wheel Assembly,pneumatic Tire
5360-01-289-4358455-20 INTERCHANGEABLE
Spring,helical,compression
Circor Aerospace, Inc. Dba Circor Aerospace Inc
6505-01-320-646145520 INTERCHANGEABLE
Vitamin B Complex,ascorbic Acid,
Goldline Laboratories Government Sales Div
5110-01-579-757445-520 INTERCHANGEABLE
Stripper,cable,hand
Ideal Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
45520 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
45520 Westinghouse Electric Corp Sturtevant Div (USA)
45520 Westinghouse Electric Corp (USA)
Related Parts
2530-00-278-2251INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
5360-01-289-4358INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
455-20
6505-01-320-6461INTERCHANGEABLE
VITAMIN B COMPLEX,ASCORBIC ACID,
45520
5110-01-579-7574INTERCHANGEABLE
STRIPPER,CABLE,HAND
45-520

Frequently Asked Questions

What is NSN 5310-00-208-3367?

NSN 5310-00-208-3367 is a Nut,plain,round, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-208-3367?

NSN 5310-00-208-3367 has 3 cross-referenced part numbers: 45520 (Northrop Grumman Systems Corporation Div Marine Systems), 45520 (Westinghouse Electric Corp Sturtevant Div), 45520 (Westinghouse Electric Corp).

What NSN replaces 5310-00-208-3367?

There are 4 known substitutes for 5310-00-208-3367: 2530-00-278-2251, 5360-01-289-4358, 6505-01-320-6461 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45520?

Key specifications for 45520: Thread Direction: RIGHT-HAND; Nominal Thread Size: 1.500 INCHES IN; Thread Series: UNF; Thread Quantity Per Inch: 12. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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