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5210504 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

5210504: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, recess_depth: 0.160 INCHES NOMINAL IN, hole_diameter: 2.364 INCHES MINIMUM AND 2.366 INCHES MAXIMUM IN, overall_height: 0.810 INCHES NOMINAL IN, surface_finish: 16.0 MICROINCHES OUTER, recess_diameter: 3.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-171-6549, 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
5210504
NSN: 5310-01-171-6549
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
recess_depth0.160 INCHES NOMINAL IN
hole_diameter2.364 INCHES MINIMUM AND 2.366 INCHES MAXIMUM IN
overall_height0.810 INCHES NOMINAL IN
surface_finish16.0 MICROINCHES OUTER
recess_diameter3.250 INCHES NOMINAL IN
outside_diameter3.497 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN
special_featuresHOLE DIA CHAMFERED AT 2 PLACES,0.120 IN. AT A 45 DEG ANGLE,RECESSED DIAHAS A 0.060 IN. RADIUS,OD CHAMFERED 0.120 IN. AT A 15 DEG ANGLE AT END OPPOSITE RECESS IN
style_designatorRECESSED
material_document_and_classificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A276,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-171-6549
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5210504 · 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 FINISH: 16.0 MICROINCHES OUTER
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A276,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 3.497 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN
•
RECESS DEPTH: 0.160 INCHES NOMINAL IN
•
RECESS DIAMETER: 3.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH16.0 MICROINCHES OUTER
OVERALL HEIGHT0.810 INCHES NOMINAL IN
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A276,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER3.497 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN
RECESS DEPTH0.160 INCHES NOMINAL IN
RECESS DIAMETER3.250 INCHES NOMINAL IN
SPECIAL FEATURESHOLE DIA CHAMFERED AT 2 PLACES,0.120 IN. AT A 45 DEG ANGLE,RECESSED DIAHAS A 0.060 IN. RADIUS,OD CHAMFERED 0.120 IN. AT A 15 DEG ANGLE AT END OPPOSITE RECESS IN
MATERIALSTEEL COMP 316 OVERALL
HOLE DIAMETER2.364 INCHES MINIMUM AND 2.366 INCHES MAXIMUM IN
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5210504?
5210504 is a WASHER,RECESSED.
What is the NSN for 5210504?
5210504 is cataloged in the U.S. Government catalog under NSN 5310-01-171-6549. This indicates validated use in U.S. government and defense supply chains.
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