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Technical Data Sheet
PartsTable / COMPONENT / 5324963
5324963 ✓ 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 KEY,WOODRUFF is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 8630 OVERALL, thickness: 0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN, key_height: 0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, overall_length: 1.713 INCHES MINIMUM AND 1.723 INCHES MAXIMUM IN, circle_diameter: 2.115 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN, hardness_rating: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-011-8000, 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
5324963
NSN: 5315-00-011-8000
FSC: 5315
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OR STEEL COMP 8630 OVERALL
thickness0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN
key_height0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
overall_length1.713 INCHES MINIMUM AND 1.723 INCHES MAXIMUM IN
circle_diameter2.115 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN
hardness_rating38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
style_designatorROUND BOTTOM RELIEVED ENDS
starting_edge_shapeROUND
key_size_designationWOODRUFF 27
starting_edge_radius0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-624 FED SPEC ALL MATERIAL RESPONSES OR 66 FED STD ALL MATERIAL RESPONSES OVERALL
NSN5315-00-011-8000
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5324963 · 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
•
KEY HEIGHT: 0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
•
STARTING EDGE SHAPE: ROUND
•
THICKNESS: 0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OR 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
CIRCLE DIAMETER: 2.115 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN
•
HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL: STEEL COMP 4130 OR STEEL COMP 8630 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
KEY HEIGHT0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
STARTING EDGE SHAPEROUND
THICKNESS0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC ALL MATERIAL RESPONSES OR 66 FED STD ALL MATERIAL RESPONSES OVERALL
CIRCLE DIAMETER2.115 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN
OVERALL LENGTH1.713 INCHES MINIMUM AND 1.723 INCHES MAXIMUM IN
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MATERIALSTEEL COMP 4130 OR STEEL COMP 8630 OVERALL
STYLE DESIGNATORROUND BOTTOM RELIEVED ENDS
KEY SIZE DESIGNATIONWOODRUFF 27
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
200000-9AInterchangeable
interchangeable cross-reference
interchangeable
990333-2Interchangeable
interchangeable cross-reference
interchangeable
42P11699-1030Interchangeable
interchangeable cross-reference
interchangeable
3184-4 ITE 60Interchangeable
interchangeable cross-reference
interchangeable
RF903AInterchangeable
interchangeable cross-reference
interchangeable
118000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5324963?
5324963 is a KEY,WOODRUFF.
What parts can replace 5324963?
There are 17 known substitutes for 5324963: 200000-9A, 990333-2, 42P11699-1030 and 14 more. Substitute compatibility should be verified for your specific system.
Is 5324963 still available?
5324963 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