Home | Military Washers & Mil-Spec Flat Washers - AN, MS, NAS Standards

Military Washers & Mil-Spec Flat Washers - AN, MS, NAS Standards

Superior Washer & Gasket Corp is a trusted manufacturer of mil-spec washers for defense, aerospace, and government applications. Our military washers-including military flat washers, mil spec flat washers, and milspec washers-are produced to exacting AN, MS, and NAS standards, ensuring optimal performance and interchangeability in mission-critical assemblies.

As an ISO 9001:2015 certified company, we implement a rigorous Quality Management System (QMS) regularly audited for compliance. We provide full material certifications and DFARS compliance documentation. All military grade washers and military washers are manufactured in the U.S.A. from qualified materials.

  • Mil-spec washers to AN, MS, and NAS standards
  • DFARS-compliant materials and documentation
  • Material certifications available
  • ISO 9001:2015 certified QMS
  • 100% U.S. manufactured

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Showing 1051–1100 of 1,345 products

SKU ID OD Thickness Material Drawing Quantity

NAS1149DN332H

ID 0.105
OD 0.25
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN332J

ID 0.105
OD 0.25
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN416H

ID 0.125
OD 0.312
Thickness 0.016
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN416J

ID 0.125
OD 0.312
Thickness 0.016
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN432H

ID 0.125
OD 0.312
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN432J

ID 0.125
OD 0.312
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN516H

ID 0.14
OD 0.438
Thickness 0.016
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN516J

ID 0.14
OD 0.438
Thickness 0.016
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN532H

ID 0.14
OD 0.438
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN532J

ID 0.14
OD 0.438
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN542H

ID 0.14
OD 0.438
Thickness 0.042
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN542J

ID 0.14
OD 0.438
Thickness 0.042
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN616H

ID 0.149
OD 0.375
Thickness 0.016
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN616J

ID 0.149
OD 0.375
Thickness 0.016
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN632H

ID 0.149
OD 0.375
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN632J

ID 0.149
OD 0.375
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN816H

ID 0.174
OD 0.375
Thickness 0.016
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN816J

ID 0.174
OD 0.375
Thickness 0.016
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN832H

ID 0.174
OD 0.375
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN832J

ID 0.174
OD 0.375
Thickness 0.032
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN949H

ID 0.188
OD 0.5
Thickness 0.049
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149DN949J

ID 0.188
OD 0.5
Thickness 0.049
Material 2024 T3 ALCLAD AMS QQ-A-250/5
Drawing REV 7
Quantity

NAS1149F0316P

ID 0.203
OD 0.438
Thickness 0.016
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0332B

ID 0.203
OD 0.438
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0332P

ID 0.203
OD 0.438
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0363P

ID 0.203
OD 0.438
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0416P

ID 0.265
OD 0.5
Thickness 0.016
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0432B

ID 0.265
OD 0.5
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0432P

ID 0.265
OD 0.5
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0463B

ID 0.265
OD 0.5
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0463P

ID 0.265
OD 0.5
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0516P

ID 0.328
OD 0.562
Thickness 0.016
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0532P

ID 0.328
OD 0.562
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0563B

ID 0.328
OD 0.562
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0563P

ID 0.328
OD 0.562
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0616P

ID 0.39
OD 0.625
Thickness 0.016
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0632B

ID 0.39
OD 0.625
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0632P

ID 0.39
OD 0.625
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0663B

ID 0.39
OD 0.625
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0663P

ID 0.39
OD 0.625
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0716P

ID 0.453
OD 0.75
Thickness 0.016
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0732P

ID 0.453
OD 0.75
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0763P

ID 0.453
OD 0.75
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0816P

ID 0.515
OD 0.875
Thickness 0.016
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0832P

ID 0.515
OD 0.875
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0863B

ID 0.515
OD 0.875
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0863P

ID 0.515
OD 0.875
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0916P

ID 0.578
OD 1.062
Thickness 0.016
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0932P

ID 0.578
OD 1.062
Thickness 0.032
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

NAS1149F0963B

ID 0.578
OD 1.062
Thickness 0.063
Material 1020 STEEL AMS5046
Drawing REV 7
Quantity

As a leading washer manufacturer, we produce military washers according to precise standards and specifications. We are an ISO 9001:2015 certified company and implement, maintain, and adhere to a total Quality Management System (QMS) that is regularly audited to guarantee compliance and excellence. Our commitment to quality ensures we deliver products that meet rigorous industry requirements, including: • NAS: National Aerospace Standards • MS: Military Standards • AN: Aeronautical Standards We can provide material certifications and DFARS compliance. We proudly assure that all of the products we offer, from standard washers to custom washers, are manufactured here in the U.S.A.