PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

197551Washer,flat

Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling · NSN 5310-01-099-7021 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-099-7021 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-099-7021. Primary manufacturer part number: 197551.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.651 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Overall Diameter: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
  • Thickness: 0.116 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
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 5310-01-099-7021, 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. Div Hyster-Yale Materials Handling. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-099-7021
Primary Part Number197551
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
StatusACTIVE
Hole Diameter0.651 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Overall Diameter1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Thickness0.116 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5977-00-538-212139637 INTERCHANGEABLE
Holder Assembly,electrical Conta
Meggitt (new Hampshire), Inc
6640-01-063-104839637 INTERCHANGEABLE
Paper,lens
Mine Safety Appliances Company
2805-01-110-8451 INTERCHANGEABLE
Ring Set
2935-01-127-3371538239-1 INTERCHANGEABLE
Cooler,lubricating Oil,engine
Triumph Thermal Systems, Llc
5330-01-324-158139637 INTERCHANGEABLE
Gasket
Elbitamerica, Inc.
5305-01-522-301439637 INTERCHANGEABLE
Screw,cap,socket Head
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
0920009 Perkins Engines Inc (USA)
197551 PRIMARY Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA)
0920009 Rolls-Royce Solutions America Inc (USA)
197551 Hyster-Yale Group, Inc. (USA)
39637 Tld Wollard Llc (USA)
Related Parts
5977-00-538-2121INTERCHANGEABLE
HOLDER ASSEMBLY,ELECTRICAL CONTA
39637
6640-01-063-1048INTERCHANGEABLE
PAPER,LENS
39637
2805-01-110-8451INTERCHANGEABLE
RING SET
2935-01-127-3371INTERCHANGEABLE
COOLER,LUBRICATING OIL,ENGINE
538239-1
5330-01-324-1581INTERCHANGEABLE
GASKET
39637
5305-01-522-3014INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
39637

Frequently Asked Questions

What is NSN 5310-01-099-7021?

NSN 5310-01-099-7021 is a Washer,flat, manufactured by Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-099-7021?

NSN 5310-01-099-7021 has 5 cross-referenced part numbers: 0920009 (Perkins Engines Inc), 197551 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling), 0920009 (Rolls-Royce Solutions America Inc), 197551 (Hyster-Yale Group, Inc.), 39637 (Tld Wollard Llc).

What NSN replaces 5310-01-099-7021?

There are 6 known substitutes for 5310-01-099-7021: 5977-00-538-2121, 6640-01-063-1048, 2805-01-110-8451 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 197551?

Key specifications for 197551: Hole Diameter: 0.651 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN; Material: STEEL OVERALL; Overall Diameter: 1.240 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN; Thickness: 0.116 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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