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3254-022 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3254-022: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, recess_angle: 90.0 DEGREES NOMINAL, hole_diameter: 0.439 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN, recess_diameter: 0.519 INCHES MINIMUM AND 0.529 INCHES MAXIMUM IN, outside_diameter: 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, special_features: OD FLATTED 2 PLACES. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-189-3525, 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
3254-022
NSN: 5310-01-189-3525
FSC: 5310 — Nuts and Washers
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
recess_angle90.0 DEGREES NOMINAL
hole_diameter0.439 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN
recess_diameter0.519 INCHES MINIMUM AND 0.529 INCHES MAXIMUM IN
outside_diameter0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
special_featuresOD FLATTED 2 PLACES
surface_treatmentPASSIVATE OVERALL
material_thickness0.1560 INCHES MINIMUM AND 0.1565 INCHES MAXIMUM IN
material_document_and_classificationAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationSP-151,FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-189-3525
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3254-022 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: SP-151,FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.1560 INCHES MINIMUM AND 0.1565 INCHES MAXIMUM IN
•
RECESS DIAMETER: 0.519 INCHES MINIMUM AND 0.529 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 630 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSP-151,FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
MATERIAL THICKNESS0.1560 INCHES MINIMUM AND 0.1565 INCHES MAXIMUM IN
RECESS DIAMETER0.519 INCHES MINIMUM AND 0.529 INCHES MAXIMUM IN
SPECIAL FEATURESOD FLATTED 2 PLACES
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 630 OVERALL
HOLE DIAMETER0.439 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN
RECESS ANGLE90.0 DEGREES NOMINAL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3254-022?
3254-022 is a WASHER,RECESSED.
What is the NSN for 3254-022?
3254-022 is cataloged in the U.S. Government catalog under NSN 5310-01-189-3525. This indicates validated use in U.S. government and defense supply chains.
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