PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7056Nut,plain,castellated,hexagon

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5310-00-208-3146 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-208-3146 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-208-3146. Primary manufacturer part number: 7056.
Features
  • Nut,plain,castellated,hexagon — FSC 5310
  • Thread Quantity Per Inch: 18
  • Nut Style: CASTELLATED, HEXAGON
  • Thread Direction: RIGHT-HAND
  • Width Across Flats: 0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
  • Nut Height: 0.453 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Thread Class: 3B
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-00-208-3146, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-208-3146
Primary Part Number7056
Item NameNut,plain,castellated,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusACTIVE
Thread Quantity Per Inch18
Nut StyleCASTELLATED, HEXAGON
Thread DirectionRIGHT-HAND
Width Across Flats0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
Nut Height0.453 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Thread Class3B
Nominal Thread Size0.562 INCHES IN
Bearing Surface TypeWASHER FACED
Thread SeriesUNF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5306-00-136-99867056 INTERCHANGEABLE
Bolt,shear
Harbormaster Marine, Inc
5306-00-207-8567 INTERCHANGEABLE
Bolt,square Neck
4730-00-277-9607705-6 INTERCHANGEABLE
Tee,tube
Lenz Inc Dba the Lenz Company
5355-00-438-37407056 INTERCHANGEABLE
Knob
Crown Audio, Inc. Dba Crown International
5961-00-533-9608 INTERCHANGEABLE
Retainer,semiconductor Device
4520-00-574-579313219E2426 INTERCHANGEABLE
Deflector,lh
Cecom Lr Center
5935-00-681-48197056 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5950-00-688-5822C-9455 INTERCHANGEABLE
Transformer,power Autotransforme
Staco Energy Products Co Dba Staco Energy Products Co
4130-00-824-9197059874 INTERCHANGEABLE
Filter-Drier,refrigerant
Emerson Electric Co Alco Controls Div
5975-00-903-4728 INTERCHANGEABLE
Conduit Outlet
Cross-Reference Index
Part NumberManufacturer
7056 Hercules Engine Co Inc (USA)
7056 PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
Related Parts
5306-00-136-9986INTERCHANGEABLE
BOLT,SHEAR
7056
5306-00-207-8567INTERCHANGEABLE
BOLT,SQUARE NECK
4730-00-277-9607INTERCHANGEABLE
TEE,TUBE
705-6
5355-00-438-3740INTERCHANGEABLE
KNOB
7056
5961-00-533-9608INTERCHANGEABLE
RETAINER,SEMICONDUCTOR DEVICE
4520-00-574-5793INTERCHANGEABLE
DEFLECTOR,LH
13219E2426
5935-00-681-4819INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7056
5950-00-688-5822INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
C-9455
4130-00-824-9197INTERCHANGEABLE
FILTER-DRIER,REFRIGERANT
059874
5975-00-903-4728INTERCHANGEABLE
CONDUIT OUTLET
5960-00-904-3835INTERCHANGEABLE
ELECTRON TUBE
7045-01-241-7663INTERCHANGEABLE
TAPE,ELECTRONIC DATA PROCESSING
7056

Frequently Asked Questions

What is NSN 5310-00-208-3146?

NSN 5310-00-208-3146 is a Nut,plain,castellated,hexagon, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-208-3146?

NSN 5310-00-208-3146 has 2 cross-referenced part numbers: 7056 (Hercules Engine Co Inc), 7056 (Brinkley Technology Group Llc Dba Hercules Manufacturing).

What NSN replaces 5310-00-208-3146?

There are 12 known substitutes for 5310-00-208-3146: 5306-00-136-9986, 5306-00-207-8567, 4730-00-277-9607 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7056?

Key specifications for 7056: Thread Quantity Per Inch: 18; Nut Style: CASTELLATED, HEXAGON; Thread Direction: RIGHT-HAND; Width Across Flats: 0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN. 10 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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