PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

303890Nut,plain,cap

Brp Us Inc · NSN 5310-00-797-5800 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-797-5800 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-797-5800. Primary manufacturer part number: 303890.
Features
  • Nut,plain,cap — FSC 5310
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 16
  • Nominal Thread Size: 0.375 INCHES IN
  • Bearing Surface Type: WASHER FACED
  • Nut Style: CAP
  • Thread Class: 2B
  • Nut Height: 0.582 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,cap, cataloged under National Stock Number 5310-00-797-5800, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brp Us Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-797-5800
Primary Part Number303890
Item NameNut,plain,cap
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBrp Us Inc
StatusACTIVE
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch16
Nominal Thread Size0.375 INCHES IN
Bearing Surface TypeWASHER FACED
Nut StyleCAP
Thread Class2B
Nut Height0.582 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Thread DirectionRIGHT-HAND
Width Across Flats0.622 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 3
5945-00-001-2806310036 INTERCHANGEABLE
Relay,reed
Astronics Test Systems Inc
5130-00-889-89893035-90 W/CASE INTERCHANGEABLE
Saw,circular,portable,electric
Black and Decker /us/ Inc Distribution Center and Product Service Div
6150-00-965-574031-0036 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc
Cross-Reference Index
Part NumberManufacturer
303890 Outboard Marine Corp (USA)
303890 Outboard Marine Corp Johnson Motors Div (USA)
303890 Evinrude Motors Product Group of Outboard Marine Corp (USA)
310036 Outboard Marine Corp (USA)
303890 PRIMARY Brp Us Inc (USA)
Related Parts
5945-00-001-2806INTERCHANGEABLE
RELAY,REED
310036
5130-00-889-8989INTERCHANGEABLE
SAW,CIRCULAR,PORTABLE,ELECTRIC
3035-90 W/CASE
6150-00-965-5740INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
31-0036

Frequently Asked Questions

What is NSN 5310-00-797-5800?

NSN 5310-00-797-5800 is a Nut,plain,cap, manufactured by Brp Us Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-797-5800?

NSN 5310-00-797-5800 has 5 cross-referenced part numbers: 303890 (Outboard Marine Corp), 303890 (Outboard Marine Corp Johnson Motors Div), 303890 (Evinrude Motors Product Group of Outboard Marine Corp), 310036 (Outboard Marine Corp), 303890 (Brp Us Inc).

What NSN replaces 5310-00-797-5800?

There are 3 known substitutes for 5310-00-797-5800: 5945-00-001-2806, 5130-00-889-8989, 6150-00-965-5740. Verify interchangeability with system specifications before substitution.

What are the specifications of 303890?

Key specifications for 303890: Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Quantity Per Inch: 16; Nominal Thread Size: 0.375 INCHES IN; Bearing Surface Type: WASHER FACED. 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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