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88-22331-4 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

88-22331-4: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 5.2 MILLIMETERS MINIMUM AND 5.5 MILLIMETERS MAXIMUM MM, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 10.8 MILLIMETERS MAXIMUM MM, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: ZINC OVERALL, material_thickness: 1.7 MILLIMETERS MINIMUM AND 1.9 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-368-3049, 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
88-22331-4
NSN: 5310-01-368-3049
FSC: 5310 — Nuts and Washers
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)
SPECIFICATIONS
hole_diameter5.2 MILLIMETERS MINIMUM AND 5.5 MILLIMETERS MAXIMUM MM
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter10.8 MILLIMETERS MAXIMUM MM
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentZINC OVERALL
material_thickness1.7 MILLIMETERS MINIMUM AND 1.9 MILLIMETERS MAXIMUM MM
NSN5310-01-368-3049
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 88-22331-4 · 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
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 10.8 MILLIMETERS MAXIMUM MM
•
MATERIAL THICKNESS: 1.7 MILLIMETERS MINIMUM AND 1.9 MILLIMETERS MAXIMUM MM
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
•
HOLE DIAMETER: 5.2 MILLIMETERS MINIMUM AND 5.5 MILLIMETERS MAXIMUM MM
TECHNICAL CHARACTERISTICS
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER10.8 MILLIMETERS MAXIMUM MM
MATERIAL THICKNESS1.7 MILLIMETERS MINIMUM AND 1.9 MILLIMETERS MAXIMUM MM
SURFACE TREATMENTZINC OVERALL
MATERIALSTEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
HOLE DIAMETER5.2 MILLIMETERS MINIMUM AND 5.5 MILLIMETERS MAXIMUM 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 88-22331-4?
88-22331-4 is a WASHER,LOCK.
What is the NSN for 88-22331-4?
88-22331-4 is cataloged in the U.S. Government catalog under NSN 5310-01-368-3049. This indicates validated use in U.S. government and defense supply chains.
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