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M12 SPRING WASHER — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

M12 SPRING WASHER: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 13.0 MILLIMETERS NOMINAL MM, overall_height: 4.0 MILLIMETERS NOMINAL MM, outside_diameter: 29.0 MILLIMETERS NOMINAL MM, surface_treatment: ZINC OVERALL, material_thickness: 3.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-656-6863, 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
M12 SPRING WASHER
NSN: 5310-01-656-6863
FSC: 5310 — Nuts and Washers
CAGE: 1QP52 — HIPPO POWER, LLC DIV HIPPO MULTIPOWER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter13.0 MILLIMETERS NOMINAL MM
overall_height4.0 MILLIMETERS NOMINAL MM
outside_diameter29.0 MILLIMETERS NOMINAL MM
surface_treatmentZINC OVERALL
material_thickness3.0 MILLIMETERS NOMINAL MM
end_item_identification1561-01-645-2365
part_name_assigned_by_controlling_agencySPRING LOCK WASHER
NSN5310-01-656-6863
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M12 SPRING WASHER · 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
•
OUTSIDE DIAMETER: 29.0 MILLIMETERS NOMINAL MM
•
MATERIAL THICKNESS: 3.0 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 13.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT4.0 MILLIMETERS NOMINAL MM
OUTSIDE DIAMETER29.0 MILLIMETERS NOMINAL MM
MATERIAL THICKNESS3.0 MILLIMETERS NOMINAL MM
SURFACE TREATMENTZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSPRING LOCK WASHER
END ITEM IDENTIFICATION1561-01-645-2365
MATERIALSTEEL OVERALL
HOLE DIAMETER13.0 MILLIMETERS NOMINAL MM
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 M12 SPRING WASHER?
M12 SPRING WASHER is a WASHER,SPRING TENSION.
What is the NSN for M12 SPRING WASHER?
M12 SPRING WASHER is cataloged in the U.S. Government catalog under NSN 5310-01-656-6863. 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.