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Technical Data Sheet
PartsTable / COMPONENT / NAS1149C0632R
NAS1149C0632R ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 OVERALL, thickness: 0.032 INCHES NOMINAL IN, hole_diameter: 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN, overall_diameter: 0.620 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-183-4355, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
NAS1149C0632R
NSN: 5310-00-183-4355
FSC: 5310
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 OVERALL
thickness0.032 INCHES NOMINAL IN
hole_diameter0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
overall_diameter0.620 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationMRAP RG-33 AUV; ARMORED MULTI-PURPOSE VEHICLE (AMPV)
cross-sectional_shape_styleRECTANGULAR
specification/standard_data80205-NAS1149 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
criticality_code_justificationAGAV
material_document_and_classificationMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5512 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-183-4355
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NAS1149C0632R · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 5510 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5512 ASSN STD 3RD MATERIAL RESPONSE OVERALL
•
HOLE DIAMETER: 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
•
MATERIAL: STEEL CORROSION RESISTING OR STEEL COMP 321 OR STEEL COMP 347 OVERALL
•
THICKNESS: 0.022 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OVERALL DIAMETER: 0.620 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 5510 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5512 ASSN STD 3RD MATERIAL RESPONSE OVERALL
HOLE DIAMETER0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
MATERIALSTEEL CORROSION RESISTING OR STEEL COMP 321 OR STEEL COMP 347 OVERALL
THICKNESS0.022 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OVERALL DIAMETER0.620 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
LD153-0010-0013Interchangeable
interchangeable cross-reference
interchangeable
8552-100Interchangeable
interchangeable cross-reference
interchangeable
8034Interchangeable
interchangeable cross-reference
interchangeable
XD8AInterchangeable
interchangeable cross-reference
interchangeable
178Interchangeable
interchangeable cross-reference
interchangeable
2102-04-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS1149C0632R?
NAS1149C0632R is a WASHER,FLAT.
What parts can replace NAS1149C0632R?
There are 26 known substitutes for NAS1149C0632R: LD153-0010-0013, 8552-100, 8034 and 23 more. Substitute compatibility should be verified for your specific system.
Is NAS1149C0632R still available?
NAS1149C0632R is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026