PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

78998Washer,flat

Hyster-Yale Group, Inc. · NSN 5310-00-980-7102 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-980-7102 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-980-7102. Primary manufacturer part number: 78998.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 1.469 INCHES NOMINAL IN
  • Hole Diameter: 0.844 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Thickness: 0.219 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-980-7102, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hyster-Yale Group, Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-980-7102
Primary Part Number78998
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHyster-Yale Group, Inc.
StatusACTIVE
Overall Diameter1.469 INCHES NOMINAL IN
Hole Diameter0.844 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Thickness0.219 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-400-859678998 INTERCHANGEABLE
Gasket
Cooper Machinery Services Llc
5920-00-741-5418MDL-3/10-R INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
Cross-Reference Index
Part NumberManufacturer
78998 PRIMARY Hyster-Yale Group, Inc. (USA)
Related Parts
5330-00-400-8596INTERCHANGEABLE
GASKET
78998
5920-00-741-5418INTERCHANGEABLE
FUSE,CARTRIDGE
MDL-3/10-R

Frequently Asked Questions

What is NSN 5310-00-980-7102?

NSN 5310-00-980-7102 is a Washer,flat, manufactured by Hyster-Yale Group, Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-980-7102?

NSN 5310-00-980-7102 has 1 cross-referenced part number: 78998 (Hyster-Yale Group, Inc.).

What NSN replaces 5310-00-980-7102?

There are 2 known substitutes for 5310-00-980-7102: 5330-00-400-8596, 5920-00-741-5418. Verify interchangeability with system specifications before substitution.

What are the specifications of 78998?

Key specifications for 78998: Overall Diameter: 1.469 INCHES NOMINAL IN; Hole Diameter: 0.844 INCHES NOMINAL IN; Material: STEEL OVERALL; Thickness: 0.219 INCHES NOMINAL IN. 7 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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