PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803-2177518-05XX-28Nut,plain,hexagon

Naval Ship Systems Command · NSN 5310-01-212-5684 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-212-5684 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-212-5684. Primary manufacturer part number: 803-2177518-05XX-28.
Features
  • Nut,plain,hexagon — FSC 5310
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • 16 verified cross-references
  • Primary manufacturer: Naval Ship Systems Command
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-212-5684, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-212-5684
Primary Part Number803-2177518-05XX-28
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5310-01-162-3095 INTERCHANGEABLE
Nut,heavy,hexagon
5310-01-212-4571 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-212-9718 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-355-7611803-2177525-C8XX-12 INTERCHANGEABLE
Nut,plain,hexagon
Naval Ship Systems Command
5310-01-362-64602177518-05XX-27 INTERCHANGEABLE
Nut,plain,hexagon
Naval Ship Systems Command
4810-01-366-3872 INTERCHANGEABLE
Body,valve
5310-01-379-5625803-2177518-08XX-26 INTERCHANGEABLE
Nut,plain,hexagon
Naval Ship Systems Command
5310-01-419-5167803-2177518-12XX29 INTERCHANGEABLE
Nut,plain,hexagon
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
803-2177518-05XX-28 Naval Ship Systems Command (USA)
803-2177518-12XX-29 Naval Ship Systems Command (USA)
803-2177518-06XX-28 Naval Ship Systems Command (USA)
803-2177518-08XX-29 Naval Ship Systems Command (USA)
803-2177518-08XX-26 Naval Ship Systems Command (USA)
803-2177518-10XX-29 Naval Ship Systems Command (USA)
803-2177518-06XX-27 Naval Ship Systems Command (USA)
29938PC13 Crane Co Div Valve Div (USA)
803-2177518-05XX-27 Naval Ship Systems Command (USA)
803-2177525-C8XX-12 Naval Ship Systems Command (USA)
0.75010UNC2BT3G4NSA/BDC Electric Boat Corporation Div General Dynamics Electric Boat (USA)
688-1864 APPX 1 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
0.75-10UNC-2B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
803-2177525-S8XX-12 Naval Ship Systems Command (USA)
0.750-10UNC-2B LEVEL 1 Naval Inventory Control Point Mechanicsburg (USA)
N-11088-1PC9,10IN The Walworth Company (USA)
Related Parts
5310-01-162-3095INTERCHANGEABLE
NUT,HEAVY,HEXAGON
5310-01-212-4571INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-212-9718INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-355-7611INTERCHANGEABLE
NUT,PLAIN,HEXAGON
803-2177525-C8XX-12
5310-01-362-6460INTERCHANGEABLE
NUT,PLAIN,HEXAGON
2177518-05XX-27
4810-01-366-3872INTERCHANGEABLE
BODY,VALVE
5310-01-379-5625INTERCHANGEABLE
NUT,PLAIN,HEXAGON
803-2177518-08XX-26
5310-01-419-5167INTERCHANGEABLE
NUT,PLAIN,HEXAGON
803-2177518-12XX29

Frequently Asked Questions

What is NSN 5310-01-212-5684?

NSN 5310-01-212-5684 is a Nut,plain,hexagon, manufactured by Naval Ship Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-212-5684?

NSN 5310-01-212-5684 has 16 cross-referenced part numbers: 803-2177518-05XX-28 (Naval Ship Systems Command), 803-2177518-12XX-29 (Naval Ship Systems Command), 803-2177518-06XX-28 (Naval Ship Systems Command), 803-2177518-08XX-29 (Naval Ship Systems Command), 803-2177518-08XX-26 (Naval Ship Systems Command) and 11 more.

What NSN replaces 5310-01-212-5684?

There are 8 known substitutes for 5310-01-212-5684: 5310-01-162-3095, 5310-01-212-4571, 5310-01-212-9718 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-2177518-05XX-28?

Key specifications for 803-2177518-05XX-28: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 2 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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