PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11378Nut,plain,hexagon

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5310-00-208-9628 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-208-9628 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-208-9628. Primary manufacturer part number: 11378.
Features
  • Nut,plain,hexagon — FSC 5310
  • Width Across Flats: 0.750 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 20
  • Nominal Thread Size: 0.500 INCHES IN
  • Bearing Surface Type: CHAMFERED
  • Thread Series: UNF
  • Thread Class: 2B
  • Material: STEEL OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-208-9628, 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 11 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-208-9628
Primary Part Number11378
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusACTIVE
Width Across Flats0.750 INCHES NOMINAL IN
Thread Quantity Per Inch20
Nominal Thread Size0.500 INCHES IN
Bearing Surface TypeCHAMFERED
Thread SeriesUNF
Thread Class2B
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Thread DirectionRIGHT-HAND
Nut StyleHEXAGON
Nut Height0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5136-00-228-1001 INTERCHANGEABLE
Tap,thread Cutting
5315-00-244-3961 INTERCHANGEABLE
Pin,straight,headless
5985-00-419-537110672282 INTERCHANGEABLE
Attenuator,variable
Us Army Aviation and Missile Command
1005-00-512-768411378 INTERCHANGEABLE
Release,gun Charger
Nobles Worldwide, Inc.
6160-00-832-6168 INTERCHANGEABLE
Cover,battery
6635-01-164-7356 INTERCHANGEABLE
Transducer,supersonic Test
5330-01-257-4316 INTERCHANGEABLE
Seal,plain Encased
3040-01-264-934811378 INTERCHANGEABLE
Cam,control
L & R Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
11378 PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
11378 Hercules Engine Co Inc (USA)
Related Parts
5136-00-228-1001INTERCHANGEABLE
TAP,THREAD CUTTING
5315-00-244-3961INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5985-00-419-5371INTERCHANGEABLE
ATTENUATOR,VARIABLE
10672282
1005-00-512-7684INTERCHANGEABLE
RELEASE,GUN CHARGER
11378
6160-00-832-6168INTERCHANGEABLE
COVER,BATTERY
6635-01-164-7356INTERCHANGEABLE
TRANSDUCER,SUPERSONIC TEST
5330-01-257-4316INTERCHANGEABLE
SEAL,PLAIN ENCASED
3040-01-264-9348INTERCHANGEABLE
CAM,CONTROL
11378

Frequently Asked Questions

What is NSN 5310-00-208-9628?

NSN 5310-00-208-9628 is a Nut,plain,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 5310-00-208-9628?

NSN 5310-00-208-9628 has 2 cross-referenced part numbers: 11378 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 11378 (Hercules Engine Co Inc).

What NSN replaces 5310-00-208-9628?

There are 8 known substitutes for 5310-00-208-9628: 5136-00-228-1001, 5315-00-244-3961, 5985-00-419-5371 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11378?

Key specifications for 11378: Width Across Flats: 0.750 INCHES NOMINAL IN; Thread Quantity Per Inch: 20; Nominal Thread Size: 0.500 INCHES IN; Bearing Surface Type: CHAMFERED. 11 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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