Home | MS9549 Washers - Mil-Spec Flat Washers

MS9549 Washers - Mil-Spec Flat Washers

MS9549 washers are military standard flat washers manufactured to precise specifications for aerospace, defense, and military fastener assemblies. Superior Washer & Gasket Corp produces MS9549 mil-spec washers from DFARS-compliant materials with complete material certifications and quality documentation.

Our ISO 9001:2015 certified manufacturing facility ensures every military washer we produce meets the strict dimensional and material requirements of military standards. MS9549 washers are made in the U.S.A. and available in standard and custom quantities for government and commercial customers.

  • MS9549 mil-spec washers to military standards
  • DFARS compliance with material certifications
  • ISO 9001:2015 certified quality management
  • Full traceability and documentation
  • Made in the U.S.A.

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Showing 1–16 of 16 products

SKU ID OD Thickness Drawing Quantity

MS9549-04

ID 0.119
OD 0.25
Thickness 0.014
Drawing AS9549 REV A
Quantity

MS9549-05

ID 0.135
OD 0.312
Thickness 0.014
Drawing AS9549 REV A
Quantity

MS9549-06

ID 0.15
OD 0.312
Thickness 0.014
Drawing AS9549 REV A
Quantity

MS9549-07

ID 0.159
OD 0.375
Thickness 0.014
Drawing AS9549 REV A
Quantity

MS9549-08

ID 0.184
OD 0.375
Thickness 0.014
Drawing AS9549 REV A
Quantity

MS9549-09

ID 0.213
OD 0.438
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-10

ID 0.276
OD 0.5
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-11

ID 0.338
OD 0.562
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-12

ID 0.401
OD 0.625
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-13

ID 0.463
OD 0.75
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-14

ID 0.526
OD 0.812
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-15

ID 0.588
OD 0.938
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-16

ID 0.651
OD 1.0
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-17

ID 0.776
OD 1.188
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-18

ID 0.901
OD 1.375
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549-19

ID 1.026
OD 1.562
Thickness 0.028
Drawing AS9549 REV A
Quantity

MS9549 Military Washers Frequently Asked Questions

What are MS9549 washers?

MS9549 washers are mil-spec flat washers manufactured to Military Standard specification MS9549, currently governed by drawing AS9549 REV A. They are used in military and aerospace fastening applications per the AS/MS9549 dimensional and material requirements.

What drawing governs MS9549 washers?

MS9549 washers are manufactured to AS9549 REV A, the current governing document for this specification.

Are your MS9549 washers made in the USA with DFARS-compliant materials?

Yes. All MS9549 washers are manufactured in the United States under our ISO 9001:2015 certified Quality Management System, audited by DNV. MS9549 washers are made from 321 stainless steel (AMS 5510), which is a DFARS specialty metal. All stainless steel used in our MS9549 washers is sourced from the United States or qualifying countries in compliance with DFARS requirements. Material certifications and DFARS compliance documentation are available upon request.

MS9549 stainless steel washers are stocked alongside Superior Washer's full range of military washers manufactured to MS, AN, and NAS standards for defense and aerospace applications.