PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-289Washer,flat

Konrad Marine Inc Div Konrad Marine · NSN 5310-01-503-0678 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-503-0678 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-503-0678. Primary manufacturer part number: 10-289.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 1.000 INCHES NOMINAL IN
  • Hole Diameter: 0.438 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Konrad Marine Inc Div Konrad Marine
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-503-0678, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Konrad Marine Inc Div Konrad Marine. Government technical data includes 2 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-503-0678
Primary Part Number10-289
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKonrad Marine Inc Div Konrad Marine
StatusACTIVE
Overall Diameter1.000 INCHES NOMINAL IN
Hole Diameter0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-073-9963 INTERCHANGEABLE
Switch,push
3110-00-100-0317472 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5895-00-131-672010289 INTERCHANGEABLE
Resonator,tuning Fork
Weigh-Tronix Inc
5950-00-220-3513 INTERCHANGEABLE
Transformer,audio Frequency
5910-00-248-547020053 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Cd Snow Hill, Llc
5999-00-253-5038 INTERCHANGEABLE
Mounting Pad,electrical-Electron
4320-00-372-005710289 INTERCHANGEABLE
Pump Unit,centrifugal
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5310-00-596-800721FA540 INTERCHANGEABLE
Nut,self-Locking,hexagon
Sps Technologies, Llc Dba PB Fasteners
5910-00-668-8196 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5307-00-820-0199 INTERCHANGEABLE
Stud,shouldered
Cross-Reference Index
Part NumberManufacturer
10-289 PRIMARY Konrad Marine Inc Div Konrad Marine (USA)
30-007C-B IT 39 Konrad Marine Inc Div Konrad Marine (USA)
Related Parts
5930-00-073-9963INTERCHANGEABLE
SWITCH,PUSH
3110-00-100-0317INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
472
5895-00-131-6720INTERCHANGEABLE
RESONATOR,TUNING FORK
10289
5950-00-220-3513INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5910-00-248-5470INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
20053
5999-00-253-5038INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
4320-00-372-0057INTERCHANGEABLE
PUMP UNIT,CENTRIFUGAL
10289
5310-00-596-8007INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
21FA540
5910-00-668-8196INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5307-00-820-0199INTERCHANGEABLE
STUD,SHOULDERED
4820-01-191-8461INTERCHANGEABLE
VALVE,FLOW CONTROL
1U0289
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TURBINE BRACKET VELOME
10289

Frequently Asked Questions

What is NSN 5310-01-503-0678?

NSN 5310-01-503-0678 is a Washer,flat, manufactured by Konrad Marine Inc Div Konrad Marine, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-503-0678?

NSN 5310-01-503-0678 has 2 cross-referenced part numbers: 10-289 (Konrad Marine Inc Div Konrad Marine), 30-007C-B IT 39 (Konrad Marine Inc Div Konrad Marine).

What NSN replaces 5310-01-503-0678?

There are 12 known substitutes for 5310-01-503-0678: 5930-00-073-9963, 3110-00-100-0317, 5895-00-131-6720 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-289?

Key specifications for 10-289: End Item Identification: STERN DRIVE; Overall Diameter: 1.000 INCHES NOMINAL IN; Hole Diameter: 0.438 INCHES NOMINAL IN. 3 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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