PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45537Nut,self-Locking,hexagon

Northrop Grumman Systems Corporation Div Marine Systems · NSN 5310-01-200-7555 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-200-7555 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-200-7555. Primary manufacturer part number: 45537.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Div Marine Systems
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-200-7555, 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. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameNut,self-Locking,hexagon
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersNorthrop Grumman Systems Corporation Div Marine Systems (CAGE 90099); Westinghouse Electric Corp Sturtevant Div (CAGE 80231)
Technical Specifications
ParameterValue
NSN5310-01-200-7555
Primary Part Number45537
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-224-365009200 INTERCHANGEABLE
Cutter,milling,metal Slitting
Niagara Cutter Inc
5331-01-130-949445537 INTERCHANGEABLE
O-Ring
Leroi International Inc Dba Compair Leroi
5315-01-201-896545179 INTERCHANGEABLE
Key,woodruff
Northrop Grumman Systems Corporation Div Marine Systems
1650-01-460-263745537 INTERCHANGEABLE
Cylinder,actuating,linear
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
45537 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
45537 Westinghouse Electric Corp Sturtevant Div (USA)
Related Parts
3455-00-224-3650INTERCHANGEABLE
CUTTER,MILLING,METAL SLITTING
09200
5331-01-130-9494INTERCHANGEABLE
O-RING
45537
5315-01-201-8965INTERCHANGEABLE
KEY,WOODRUFF
45179
1650-01-460-2637INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
45537

Frequently Asked Questions

What is NSN 5310-01-200-7555?

NSN 5310-01-200-7555 is a Nut,self-Locking,hexagon, 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 5310-01-200-7555?

NSN 5310-01-200-7555 has 2 cross-referenced part numbers: 45537 (Northrop Grumman Systems Corporation Div Marine Systems), 45537 (Westinghouse Electric Corp Sturtevant Div).

What NSN replaces 5310-01-200-7555?

There are 4 known substitutes for 5310-01-200-7555: 3455-00-224-3650, 5331-01-130-9494, 5315-01-201-8965 and 1 more. Verify interchangeability with system specifications before substitution.

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