PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803-2177525-C8XX-12Nut,plain,hexagon

Naval Ship Systems Command · NSN 5310-01-355-7611 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-355-7611 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-355-7611. Primary manufacturer part number: 803-2177525-C8XX-12.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Class: 2B
  • Thread Direction: RIGHT-HAND
  • Surface Treatment: PHOSPHATE ZINC OVERALL
  • Thread Quantity Per Inch: 10
  • Nut Style: HEXAGON
  • Width Across Flats: 1.212 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
  • Material Document and Classification: ASTM A194 GR 2H,4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Uns K04002 or Steel Uns K14510 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-355-7611, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-355-7611
Primary Part Number803-2177525-C8XX-12
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Thread Class2B
Thread DirectionRIGHT-HAND
Surface TreatmentPHOSPHATE ZINC OVERALL
Thread Quantity Per Inch10
Nut StyleHEXAGON
Width Across Flats1.212 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Material Document and ClassificationASTM A194 GR 2H,4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface Treatment Document and ClassificationDOD-P-16232 TY Z MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Hardness Rating24.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Bearing Surface TypeCHAMFERED OR WASHER FACED
Nominal Thread Size0.750 INCHES IN
Temp Rating775.0 FAHRENHEIT NOMINAL DEGF
Nut Height0.710 INCHES MINIMUM AND 0.758 INCHES MAXIMUM IN
MaterialSTEEL UNS K04002 OR STEEL UNS K14510 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-01-162-3095 INTERCHANGEABLE
Nut,heavy,hexagon
5310-01-212-5684 INTERCHANGEABLE
Nut,plain,hexagon
Cross-Reference Index
Part NumberManufacturer
803-2177525-C8XX-12 PRIMARY Naval Ship Systems Command (USA)
Related Parts
5310-01-162-3095INTERCHANGEABLE
NUT,HEAVY,HEXAGON
5310-01-212-5684INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 5310-01-355-7611?

NSN 5310-01-355-7611 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 5310-01-355-7611?

NSN 5310-01-355-7611 has 1 cross-referenced part number: 803-2177525-C8XX-12 (Naval Ship Systems Command).

What NSN replaces 5310-01-355-7611?

There are 2 known substitutes for 5310-01-355-7611: 5310-01-162-3095, 5310-01-212-5684. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-2177525-C8XX-12?

Key specifications for 803-2177525-C8XX-12: Thread Class: 2B; Thread Direction: RIGHT-HAND; Surface Treatment: PHOSPHATE ZINC OVERALL; Thread Quantity Per Inch: 10. 15 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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