PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BN2Nut,plain,round

Marco Manufacturing Co Inc · NSN 5310-00-690-4298 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-690-4298 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-690-4298. Primary manufacturer part number: BN2.
Features
  • Nut,plain,round — FSC 5310
  • Thread Quantity Per Inch: 32
  • Counterbore Diameter: 0.140 INCHES MINIMUM AND 0.146 INCHES MAXIMUM NUT IN
  • Material: COPPER ALLOY 360 OVERALL
  • Nut Counterbore Depth: 0.062 INCHES NOMINAL NUT IN
  • Nut Thickness: 0.375 INCHES NOMINAL IN
  • Nut Style: ROUND
  • Drive Point Width: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 360 Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-00-690-4298, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Marco Manufacturing Co Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5310-00-690-4298
Primary Part NumberBN2
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMarco Manufacturing Co Inc
StatusACTIVE
Thread Quantity Per Inch32
Counterbore Diameter0.140 INCHES MINIMUM AND 0.146 INCHES MAXIMUM NUT IN
MaterialCOPPER ALLOY 360 OVERALL
Nut Counterbore Depth0.062 INCHES NOMINAL NUT IN
Nut Thickness0.375 INCHES NOMINAL IN
Nut StyleROUND
Drive Point Width0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
Nut Diameter0.233 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN
Drive Point Depth0.060 INCHES NOMINAL IN
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Drive Point Quantity2
Nominal Thread Size0.138 INCHES IN
Thread DirectionRIGHT-HAND
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6105-00-031-2484A72159 INTERCHANGEABLE
Support
Ballantyne of Omaha Inc.
5905-00-115-3562 INTERCHANGEABLE
Resistor,fixed,composition
6105-00-619-778472159 INTERCHANGEABLE
Stator,motor
Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc
6625-00-840-0367990C776H12 INTERCHANGEABLE
Ammeter
Northrop Grumman Systems Corporation Dba Electronic Systems
6680-01-206-89314W5573 INTERCHANGEABLE
Transmitter,liquid Quantity
Caterpillar Inc Div Caterpillar Defense
5975-01-250-960572-159 INTERCHANGEABLE
Rack,electrical Equipment
A & J Manufacturing Co Dba a & J Manufacturing Co
6515-01-263-7713024-90-00 INTERCHANGEABLE
Tubing,surgical
A-Dec Inc Dba a-Dec
4820-01-301-16885970-00 INTERCHANGEABLE
Guide,valve Stem
Lawler Manufacturing Company, Inc.
Cross-Reference Index
Part NumberManufacturer
02490 Wickes Mfg Co Electrical Div (USA)
BN2 PRIMARY Marco Manufacturing Co Inc (USA)
72159 Spx Flow Us, Llc Dba Spx Valves & Controls (USA)
Related Parts
6105-00-031-2484INTERCHANGEABLE
SUPPORT
A72159
5905-00-115-3562INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
6105-00-619-7784INTERCHANGEABLE
STATOR,MOTOR
72159
6625-00-840-0367INTERCHANGEABLE
AMMETER
990C776H12
6680-01-206-8931INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
4W5573
5975-01-250-9605INTERCHANGEABLE
RACK,ELECTRICAL EQUIPMENT
72-159
6515-01-263-7713INTERCHANGEABLE
TUBING,SURGICAL
024-90-00
4820-01-301-1688INTERCHANGEABLE
GUIDE,VALVE STEM
5970-00

Frequently Asked Questions

What is NSN 5310-00-690-4298?

NSN 5310-00-690-4298 is a Nut,plain,round, manufactured by Marco Manufacturing Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-690-4298?

NSN 5310-00-690-4298 has 3 cross-referenced part numbers: 02490 (Wickes Mfg Co Electrical Div), BN2 (Marco Manufacturing Co Inc), 72159 (Spx Flow Us, Llc Dba Spx Valves & Controls).

What NSN replaces 5310-00-690-4298?

There are 8 known substitutes for 5310-00-690-4298: 6105-00-031-2484, 5905-00-115-3562, 6105-00-619-7784 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BN2?

Key specifications for BN2: Thread Quantity Per Inch: 32; Counterbore Diameter: 0.140 INCHES MINIMUM AND 0.146 INCHES MAXIMUM NUT IN; Material: COPPER ALLOY 360 OVERALL; Nut Counterbore Depth: 0.062 INCHES NOMINAL NUT IN. 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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