PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5702-225-30C1Washer,flat

Seastrom Manufacturing Co Inc · NSN 5310-01-417-1253 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-417-1253 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-417-1253. Primary manufacturer part number: 5702-225-30C1.
Features
  • Washer,flat — FSC 5310
  • Surface Treatment: CADMIUM OVERALL
  • Material: STEEL OVERALL
  • Overall Diameter: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Thickness: 0.030 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Hole Diameter: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
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 5310-01-417-1253, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Seastrom Manufacturing Co Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-417-1253
Primary Part Number5702-225-30C1
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSeastrom Manufacturing Co Inc
StatusACTIVE
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL OVERALL
Overall Diameter0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Thickness0.030 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Surface Treatment Document and ClassificationQQ-P-416, TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Document and ClassificationQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5940-00-502-294910-301-4 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
4810-00-829-9379 INTERCHANGEABLE
Parts Kit,butterfly Valve
5905-01-199-8395103-014 INTERCHANGEABLE
Resistor,fixed,film
Panametrics Llc
6135-01-539-3682103014 INTERCHANGEABLE
Battery,nonrechargeable
Doubleday Acquisitions, Llc Dba Double Day Acquisitions Llc
5136-01-598-74971030-14 INTERCHANGEABLE
Tap,thread Cutting
Stanley Engineered Fastening Llc
Cross-Reference Index
Part NumberManufacturer
103014 Systron-Donner Corp Microwave/instrument Div (USA)
5702-225-30C1 PRIMARY Seastrom Manufacturing Co Inc (USA)
Related Parts
5940-00-502-2949INTERCHANGEABLE
TERMINAL,STUD
10-301-4
4810-00-829-9379INTERCHANGEABLE
PARTS KIT,BUTTERFLY VALVE
5905-01-199-8395INTERCHANGEABLE
RESISTOR,FIXED,FILM
103-014
6135-01-539-3682INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
103014
5136-01-598-7497INTERCHANGEABLE
TAP,THREAD CUTTING
1030-14

Frequently Asked Questions

What is NSN 5310-01-417-1253?

NSN 5310-01-417-1253 is a Washer,flat, manufactured by Seastrom Manufacturing Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-417-1253?

NSN 5310-01-417-1253 has 2 cross-referenced part numbers: 103014 (Systron-Donner Corp Microwave/instrument Div), 5702-225-30C1 (Seastrom Manufacturing Co Inc).

What NSN replaces 5310-01-417-1253?

There are 5 known substitutes for 5310-01-417-1253: 5940-00-502-2949, 4810-00-829-9379, 5905-01-199-8395 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5702-225-30C1?

Key specifications for 5702-225-30C1: Surface Treatment: CADMIUM OVERALL; Material: STEEL OVERALL; Overall Diameter: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN; Peripheral Shape Style: ROUND. 11 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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