PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F98Nut,plain,hexagon

Circor Naval Solutions Llc Dba Warren Pumps · NSN 5310-00-208-4359 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-208-4359 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-208-4359. Primary manufacturer part number: F98.
Features
  • Nut,plain,hexagon — FSC 5310
  • Bearing Surface Type: FLAT
  • Bearing Surface Finish: 125.0 MICROINCHES
  • Width Across Flats: 1.500 INCHES NOMINAL IN
  • Thread Direction: LEFT-HAND
  • Thread Class: 3B
  • Nominal Thread Size: 0.625 INCHES IN
  • Nut Style: HEXAGON
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-208-4359, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 12 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-208-4359
Primary Part NumberF98
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Bearing Surface TypeFLAT
Bearing Surface Finish125.0 MICROINCHES
Width Across Flats1.500 INCHES NOMINAL IN
Thread DirectionLEFT-HAND
Thread Class3B
Nominal Thread Size0.625 INCHES IN
Nut StyleHEXAGON
Thread SeriesUNF
Thread Quantity Per Inch18
Nut Height0.312 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Material Document and ClassificationQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-068-0502128720 INTERCHANGEABLE
Screw,cap,hexagon Head
Hyster-Yale Group, Inc.
Cross-Reference Index
Part NumberManufacturer
F98 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5305-00-068-0502INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
128720

Frequently Asked Questions

What is NSN 5310-00-208-4359?

NSN 5310-00-208-4359 is a Nut,plain,hexagon, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-208-4359?

NSN 5310-00-208-4359 has 1 cross-referenced part number: F98 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 5310-00-208-4359?

There is 1 known substitute for 5310-00-208-4359: 5305-00-068-0502. Verify interchangeability with system specifications before substitution.

What are the specifications of F98?

Key specifications for F98: Bearing Surface Type: FLAT; Bearing Surface Finish: 125.0 MICROINCHES; Width Across Flats: 1.500 INCHES NOMINAL IN; Thread Direction: LEFT-HAND. 13 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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