PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26786Nut,plain,knurled

New Haven Mfg Corp · NSN 5310-00-050-9012 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-050-9012 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-050-9012. Primary manufacturer part number: 26786.
Features
  • Nut,plain,knurled — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Thread Series: UNF
  • Nominal Thread Size: 0.190 INCHES IN
  • Thread Quantity Per Inch: 32
  • Material: ALUMINUM ALLOY 6061 OVERALL
  • Knurl Width: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
  • Nut Diameter: 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Aluminum Alloy 6061 Overall construction
General Description

The Nut,plain,knurled, cataloged under National Stock Number 5310-00-050-9012, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is New Haven Mfg Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-050-9012
Primary Part Number26786
Item NameNut,plain,knurled
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNew Haven Mfg Corp
StatusCANCELLED
Thread DirectionRIGHT-HAND
Thread SeriesUNF
Nominal Thread Size0.190 INCHES IN
Thread Quantity Per Inch32
MaterialALUMINUM ALLOY 6061 OVERALL
Knurl Width0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
Nut Diameter0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
Thread Class2B
Nut StyleKNURLED
Small End Diameter0.379 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
Surface TreatmentANODIZE OVERALL
Nut Thickness0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5961-00-136-3959 INTERCHANGEABLE
Semiconductor Device,thyristor
5905-00-190-8885 INTERCHANGEABLE
Resistor,fixed,composition
6505-00-300-0571 INTERCHANGEABLE
Sodium Borate
5310-00-550-944950FK420 INTERCHANGEABLE
Nut,self-Locking,slotted,hexagon
Sps Technologies, Llc Dba PB Fasteners
5330-01-016-57783574 INTERCHANGEABLE
Packing Material
A W Chesterton Co Div Sealing Device Division
5905-01-096-36753574 INTERCHANGEABLE
Resistor
Crown Audio, Inc. Dba Crown International
5985-01-188-64640463007-1 INTERCHANGEABLE
Coupler,directional
Raytheon Co ESD Long Island Div
3040-01-447-41213574 INTERCHANGEABLE
Shaft,straight
Coffin Turbo Pump Inc
Cross-Reference Index
Part NumberManufacturer
26786 New Haven Mfg Corp (USA)
3574 New Haven Mfg Corp (USA)
Related Parts
5961-00-136-3959INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
5905-00-190-8885INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
6505-00-300-0571INTERCHANGEABLE
SODIUM BORATE
5310-00-550-9449INTERCHANGEABLE
NUT,SELF-LOCKING,SLOTTED,HEXAGON
50FK420
5330-01-016-5778INTERCHANGEABLE
PACKING MATERIAL
3574
5905-01-096-3675INTERCHANGEABLE
RESISTOR
3574
5985-01-188-6464INTERCHANGEABLE
COUPLER,DIRECTIONAL
0463007-1
3040-01-447-4121INTERCHANGEABLE
SHAFT,STRAIGHT
3574

Frequently Asked Questions

What is NSN 5310-00-050-9012?

NSN 5310-00-050-9012 is a Nut,plain,knurled, manufactured by New Haven Mfg Corp, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-050-9012?

NSN 5310-00-050-9012 has 2 cross-referenced part numbers: 26786 (New Haven Mfg Corp), 3574 (New Haven Mfg Corp).

What NSN replaces 5310-00-050-9012?

There are 8 known substitutes for 5310-00-050-9012: 5961-00-136-3959, 5905-00-190-8885, 6505-00-300-0571 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26786?

Key specifications for 26786: Thread Direction: RIGHT-HAND; Thread Series: UNF; Nominal Thread Size: 0.190 INCHES IN; Thread Quantity Per Inch: 32. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-050-9012 still in active supply?

NSN 5310-00-050-9012 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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