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1890018 — PIN,SHOULDER,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1890018: PIN,SHOULDER,HEADED.

The PIN,SHOULDER,HEADED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, head_style: FLAT, style_designator: SHOULDER, surface_treatment: CADMIUM OVERALL, pin_attachment_type: LINK, hole_arrangement_style: ONE END DRILLED. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-440-1418, 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
1890018
NSN: 5315-01-440-1418
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 26840 — HALE PRODUCTS, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
head_styleFLAT
style_designatorSHOULDER
surface_treatmentCADMIUM OVERALL
pin_attachment_typeLINK
hole_arrangement_styleONE END DRILLED
material_document_and_classificationSAE-4130 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-01-440-1418
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1890018 · 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 ARRANGEMENT STYLE: ONE END DRILLED
•
PIN ATTACHMENT TYPE: LINK
•
STYLE DESIGNATOR: SHOULDER
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE-4130 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
HEAD STYLE: FLAT
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL COMP 4130 OVERALL
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLEONE END DRILLED
PIN ATTACHMENT TYPELINK
STYLE DESIGNATORSHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-4130 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEFLAT
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 4130 OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 1890018?
1890018 is a PIN,SHOULDER,HEADED.
What is the NSN for 1890018?
1890018 is cataloged in the U.S. Government catalog under NSN 5315-01-440-1418. 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.