PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63-10162Washer,flat

The Boeing Company Div Commercial · NSN 5310-00-851-9421 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-851-9421 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-851-9421. Primary manufacturer part number: 63-10162.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.032 INCHES NOMINAL IN
  • Material: STEEL COMP 302 OVERALL
  • Peripheral Shape Style: ROUND
  • Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OR AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 1.600 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-851-9421, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Commercial. Government technical data includes 9 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-851-9421
Primary Part Number63-10162
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerThe Boeing Company Div Commercial
StatusACTIVE
Thickness0.032 INCHES NOMINAL IN
MaterialSTEEL COMP 302 OVERALL
Peripheral Shape StyleROUND
Material Document and ClassificationMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OR AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Center Hole Shape StyleROUND
Overall Diameter1.600 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter1.140 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-01-311-36056310162 INTERCHANGEABLE
Switch,pressure
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
63-10162 The Boeing Company Div Defense (USA)
63-10162 PRIMARY The Boeing Company Div Commercial (USA)
Related Parts
5930-01-311-3605INTERCHANGEABLE
SWITCH,PRESSURE
6310162

Frequently Asked Questions

What is NSN 5310-00-851-9421?

NSN 5310-00-851-9421 is a Washer,flat, manufactured by The Boeing Company Div Commercial, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-851-9421?

NSN 5310-00-851-9421 has 2 cross-referenced part numbers: 63-10162 (The Boeing Company Div Defense), 63-10162 (The Boeing Company Div Commercial).

What NSN replaces 5310-00-851-9421?

There is 1 known substitute for 5310-00-851-9421: 5930-01-311-3605. Verify interchangeability with system specifications before substitution.

What are the specifications of 63-10162?

Key specifications for 63-10162: Thickness: 0.032 INCHES NOMINAL IN; Material: STEEL COMP 302 OVERALL; Peripheral Shape Style: ROUND; Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OR AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 9 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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