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PartsTable / COMPONENT / 5310PL1021823
5310PL1021823 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 170 OVERALL, hole_diameter: 0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN, overall_height: 0.153 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN, outside_diameter: 0.780 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN, material_thickness: 0.010 INCHES NOMINAL IN, material_document_and_classification: QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-637-2977, 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
5310PL1021823
NSN: 5310-00-637-2977
FSC: 5310
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialCOPPER ALLOY 170 OVERALL
hole_diameter0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN
overall_height0.153 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN
outside_diameter0.780 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
material_thickness0.010 INCHES NOMINAL IN
material_document_and_classificationQQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-637-2977
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5310PL1021823 · 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
•
HOLE DIAMETER: 0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY 170 OVERALL
•
MATERIAL THICKNESS: 0.010 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.780 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 170 OVERALL
OVERALL HEIGHT0.153 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN
MATERIAL THICKNESS0.010 INCHES NOMINAL IN
OUTSIDE DIAMETER0.780 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
77R2LR1634EInterchangeable
interchangeable cross-reference
interchangeable
33322Interchangeable
interchangeable cross-reference
interchangeable
P33KDD3MILG3278Interchangeable
interchangeable cross-reference
interchangeable
730-01Interchangeable
interchangeable cross-reference
interchangeable
5L121-1057/R8000-N/NPInterchangeable
interchangeable cross-reference
interchangeable
41-058988-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5310PL1021823?
5310PL1021823 is a WASHER,SPRING TENSION.
What parts can replace 5310PL1021823?
There are 6 known substitutes for 5310PL1021823: 77R2LR1634E, 33322, P33KDD3MILG3278 and 3 more. Substitute compatibility should be verified for your specific system.
Is 5310PL1021823 still available?
5310PL1021823 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026