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PartsTable / COMPONENT / H15204
H15204 ✓ 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 PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OR STEEL COMP 416 OVERALL, first_end_style: SQUARE, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL, surface_treatment: PASSIVATE OVERALL, pin_overall_length: 0.125 INCHES NOMINAL IN, pin_overall_diameter: 0.0626 INCHES MINIMUM AND 0.0628 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-209-2888, 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
H15204
NSN: 5315-01-209-2888
FSC: 5315
CAGE: 62228 — MEGGITT DEFENSE SYSTEMS, INC. DBA MEGGITT DEFENSE SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OR STEEL COMP 416 OVERALL
first_end_styleSQUARE
hardness_rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
surface_treatmentPASSIVATE OVERALL
pin_overall_length0.125 INCHES NOMINAL IN
pin_overall_diameter0.0626 INCHES MINIMUM AND 0.0628 INCHES MAXIMUM IN
material_document_and_classificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-209-2888
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: H15204 · 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
•
MATERIAL: STEEL COMP 410 OR STEEL COMP 416 OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST END STYLE: SQUARE
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
•
PIN OVERALL DIAMETER: 0.0626 INCHES MINIMUM AND 0.0628 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 410 OR STEEL COMP 416 OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
FIRST END STYLESQUARE
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
PIN OVERALL DIAMETER0.0626 INCHES MINIMUM AND 0.0628 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
HR21823Interchangeable
interchangeable cross-reference
interchangeable
187026Interchangeable
interchangeable cross-reference
interchangeable
B-3099-013Interchangeable
interchangeable cross-reference
interchangeable
15194Interchangeable
interchangeable cross-reference
interchangeable
GGG-H-33Interchangeable
interchangeable cross-reference
interchangeable
GGG-H-33 TY1CL3STDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H15204?
H15204 is a PIN,STRAIGHT,HEADLESS.
What parts can replace H15204?
There are 19 known substitutes for H15204: HR21823, 187026, B-3099-013 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H15204?
H15204 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-209-2888. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026