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12443617-033 — PIN,COTTER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12443617-033: PIN,COTTER.

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.1875 INCHES NOMINAL IN, material: STEEL COMP 302 OR STEEL COMP 304 OVERALL, point_type: EXTENDED PRONG SQUARE CUT, style_designator: STANDARD, underloop_length: 1.5 INCHES NOMINAL IN, end_item_identification: 2320-01-549-8565. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-643-4616, 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
12443617-033
NSN: 5315-01-643-4616
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
diameter0.1875 INCHES NOMINAL IN
materialSTEEL COMP 302 OR STEEL COMP 304 OVERALL
point_typeEXTENDED PRONG SQUARE CUT
style_designatorSTANDARD
underloop_length1.5 INCHES NOMINAL IN
end_item_identification2320-01-549-8565
material_document_and_classificationASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
part_name_assigned_by_controlling_agencyPIN, COTTER
NSN5315-01-643-4616
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12443617-033 · 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
•
STYLE DESIGNATOR: STANDARD
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
DIAMETER: 0.1875 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 1.5 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OVERALL
•
POINT TYPE: EXTENDED PRONG SQUARE CUT
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTANDARD
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
DIAMETER0.1875 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPIN, COTTER
END ITEM IDENTIFICATION2320-01-549-8565
UNDERLOOP LENGTH1.5 INCHES NOMINAL IN
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OVERALL
POINT TYPEEXTENDED PRONG SQUARE CUT
SUBSTITUTES & CROSS-REFERENCES 1
12443617Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 12443617-033?
12443617-033 is a PIN,COTTER.
What parts can replace 12443617-033?
There is 1 known substitute for 12443617-033: 12443617. Substitute compatibility should be verified for your specific system.
What is the NSN for 12443617-033?
12443617-033 is cataloged in the U.S. Government catalog under NSN 5315-01-643-4616. 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.