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PartsTable / COMPONENT / 3208-051
3208-051 ✓ 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 410 OR STEEL COMP 416 OVERALL, thickness: 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN, hole_diameter: 0.325 INCHES NOMINAL IN, overall_diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-027-5124, 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
3208-051
NSN: 5310-01-027-5124
FSC: 5310
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OR STEEL COMP 416 OVERALL
thickness0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
hole_diameter0.325 INCHES NOMINAL IN
overall_diameter0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAMS5504 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationSP.151 FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-027-5124
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3208-051 · 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: AMS5504 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 410 OR STEEL COMP 416 OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: SP.151 FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
OVERALL DIAMETER: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5504 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 410 OR STEEL COMP 416 OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSP.151 FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
OVERALL DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
THICKNESS0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
HOLE DIAMETER0.325 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
10-1220-18Interchangeable
interchangeable cross-reference
interchangeable
10-1220-00Interchangeable
interchangeable cross-reference
interchangeable
12992292Interchangeable
Cartridge,40 Millimeter,practice
interchangeable
10.09.11Interchangeable
Cartridge,40 Millimeter,practice
interchangeable
1310-290-0032Interchangeable
Cartridge,40 Millimeter,practice
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3208-051?
3208-051 is a WASHER,FLAT.
What parts can replace 3208-051?
There are 5 known substitutes for 3208-051: 10-1220-18, 10-1220-00, 12992292 and 2 more. Substitute compatibility should be verified for your specific system.
Is 3208-051 still available?
3208-051 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