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56463PC9 — WASHER,SHOULDERED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

56463PC9: WASHER,SHOULDERED.

The WASHER,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 4.390 INCHES MINIMUM AND 4.410 INCHES MAXIMUM IN, shoulder_height: 0.250 INCHES NOMINAL IN, outside_diameter: 6.685 INCHES MINIMUM AND 6.690 INCHES MAXIMUM IN, style_designator: SHOULDERED, shoulder_diameter: 6.090 INCHES MINIMUM AND 6.110 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-319-9910, 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
56463PC9
NSN: 5310-01-319-9910
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter4.390 INCHES MINIMUM AND 4.410 INCHES MAXIMUM IN
shoulder_height0.250 INCHES NOMINAL IN
outside_diameter6.685 INCHES MINIMUM AND 6.690 INCHES MAXIMUM IN
style_designatorSHOULDERED
shoulder_diameter6.090 INCHES MINIMUM AND 6.110 INCHES MAXIMUM IN
material_thickness0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5310-01-319-9910
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 56463PC9 · 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
•
SHOULDER HEIGHT: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED
•
OUTSIDE DIAMETER: 6.685 INCHES MINIMUM AND 6.690 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 6.090 INCHES MINIMUM AND 6.110 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 4.390 INCHES MINIMUM AND 4.410 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHOULDER HEIGHT0.250 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED
OUTSIDE DIAMETER6.685 INCHES MINIMUM AND 6.690 INCHES MAXIMUM IN
MATERIAL THICKNESS0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SHOULDER DIAMETER6.090 INCHES MINIMUM AND 6.110 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIALSTEEL OVERALL
HOLE DIAMETER4.390 INCHES MINIMUM AND 4.410 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 56463PC9?
56463PC9 is a WASHER,SHOULDERED.
What is the NSN for 56463PC9?
56463PC9 is cataloged in the U.S. Government catalog under NSN 5310-01-319-9910. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.