PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R863 PIECE 33Nut,plain,round

Circor Naval Solutions Llc Dba Warren Pumps · NSN 5310-00-710-8107 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-710-8107 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-710-8107. Primary manufacturer part number: R863 PIECE 33.
Features
  • Nut,plain,round — FSC 5310
  • Nominal Thread Size: 1.000 INCHES IN
  • Hole Configuration Style: CONFIGURATION J
  • Nut Diameter: 2.750 INCHES NOMINAL IN
  • Drive Point Diameter: 0.281 INCHES NOMINAL IN
  • Thread Class: 2B
  • Hole Thread Quantity Per Inch: 18
  • Nut Thickness: 0.422 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-00-710-8107, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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
NSN5310-00-710-8107
Primary Part NumberR863 PIECE 33
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Nominal Thread Size1.000 INCHES IN
Hole Configuration StyleCONFIGURATION J
Nut Diameter2.750 INCHES NOMINAL IN
Drive Point Diameter0.281 INCHES NOMINAL IN
Thread Class2B
Hole Thread Quantity Per Inch18
Nut Thickness0.422 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Hole Type and Quantity1 TAPPED
Thread SeriesUNF
Nut StyleROUND
Hole Nominal Thread Diameter0.312 INCHES IN
Thread DirectionLEFT-HAND
Drive Point Quantity2
Thread Quantity Per Inch12
MaterialSTEEL COMP 303 OVERALL
Material Document and ClassificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5325-00-598-1138 INTERCHANGEABLE
Ring,retaining
3020-00-866-5490Q1-12 INTERCHANGEABLE
Gear,worm Wheel
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
R933 PIECE 1EE Circor Naval Solutions Llc Dba Warren Pumps (USA)
R863 PIECE 33 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Q112 Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5325-00-598-1138INTERCHANGEABLE
RING,RETAINING
3020-00-866-5490INTERCHANGEABLE
GEAR,WORM WHEEL
Q1-12

Frequently Asked Questions

What is NSN 5310-00-710-8107?

NSN 5310-00-710-8107 is a Nut,plain,round, 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 5310-00-710-8107?

NSN 5310-00-710-8107 has 3 cross-referenced part numbers: R933 PIECE 1EE (Circor Naval Solutions Llc Dba Warren Pumps), R863 PIECE 33 (Circor Naval Solutions Llc Dba Warren Pumps), Q112 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 5310-00-710-8107?

There are 2 known substitutes for 5310-00-710-8107: 5325-00-598-1138, 3020-00-866-5490. Verify interchangeability with system specifications before substitution.

What are the specifications of R863 PIECE 33?

Key specifications for R863 PIECE 33: Nominal Thread Size: 1.000 INCHES IN; Hole Configuration Style: CONFIGURATION J; Nut Diameter: 2.750 INCHES NOMINAL IN; Drive Point Diameter: 0.281 INCHES NOMINAL IN. 17 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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