PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90651-3Washer,flat

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 5310-01-207-0253 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-207-0253 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-207-0253. Primary manufacturer part number: 90651-3.
Features
  • Washer,flat — FSC 5310
  • 4 verified cross-references
  • Primary manufacturer: Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-207-0253, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,flat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (CAGE 28968); Caterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
ParameterValue
NSN5310-01-207-0253
Primary Part Number90651-3
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-269-3206MS90725-55 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4610-01-269-9618139096 INTERCHANGEABLE
Feeder,chemical Solution,water P
Pentair Filtration Solutions, Llc
Cross-Reference Index
Part NumberManufacturer
90651-3 PRIMARY Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
2W6982 Caterpillar Inc Div Caterpillar Defense (USA)
10106-3 ITEM 9 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
90654-5 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
5305-00-269-3206INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS90725-55
4610-01-269-9618INTERCHANGEABLE
FEEDER,CHEMICAL SOLUTION,WATER P
139096

Frequently Asked Questions

What is NSN 5310-01-207-0253?

NSN 5310-01-207-0253 is a Washer,flat, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-207-0253?

NSN 5310-01-207-0253 has 4 cross-referenced part numbers: 90651-3 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 2W6982 (Caterpillar Inc Div Caterpillar Defense), 10106-3 ITEM 9 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 90654-5 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What NSN replaces 5310-01-207-0253?

There are 2 known substitutes for 5310-01-207-0253: 5305-00-269-3206, 4610-01-269-9618. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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