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122-6818601 PC 18 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

122-6818601 PC 18: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, first_end_style: SQUARE, pin_overall_length: 1.375 INCHES NOMINAL IN, pin_overall_diameter: 0.3125 INCHES NOMINAL IN, end_item_identification: DOOR, material_document_and_classification: QQ-B-637A, COMP 464 FED SPEC SINGLE MATERIAL RESPONSE OVERALL A. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-485-2193, 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
122-6818601 PC 18
NSN: 5315-01-485-2193
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
first_end_styleSQUARE
pin_overall_length1.375 INCHES NOMINAL IN
pin_overall_diameter0.3125 INCHES NOMINAL IN
end_item_identificationDOOR
material_document_and_classificationQQ-B-637A, COMP 464 FED SPEC SINGLE MATERIAL RESPONSE OVERALL A
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-485-2193
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 122-6818601 PC 18 · 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
•
FIRST END STYLE: SQUARE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-637A, COMP 464 FED SPEC SINGLE MATERIAL RESPONSE OVERALL A
•
PIN OVERALL DIAMETER: 0.3125 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 1.375 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
FIRST END STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637A, COMP 464 FED SPEC SINGLE MATERIAL RESPONSE OVERALL A
PIN OVERALL DIAMETER0.3125 INCHES NOMINAL IN
PIN OVERALL LENGTH1.375 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
END ITEM IDENTIFICATIONDOOR
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
122-6818601Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 122-6818601 PC 18?
122-6818601 PC 18 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 122-6818601 PC 18?
There is 1 known substitute for 122-6818601 PC 18: 122-6818601. Substitute compatibility should be verified for your specific system.
What is the NSN for 122-6818601 PC 18?
122-6818601 PC 18 is cataloged in the U.S. Government catalog under NSN 5315-01-485-2193. 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.