PartsTable
Technical Data Sheet
Download PDF

423-100-18 — PIN,SHOULDER,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

423-100-18: PIN,SHOULDER,HEADED.

The PIN,SHOULDER,HEADED is a the manufacturer industrial component. Key specifications include height: 0.286 INCHES NOMINAL IN, material: STEEL OVERALL, head_style: FLAT FILLISTER, first_end_style: SQUARE, style_designator: SHOULDER, first_step_length: 0.490 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-411-3698, 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
423-100-18
NSN: 5315-01-411-3698
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 58419 — SICMA AERO SEAT SERVICES INC (USA)
SPECIFICATIONS
height0.286 INCHES NOMINAL IN
materialSTEEL OVERALL
head_styleFLAT FILLISTER
first_end_styleSQUARE
style_designatorSHOULDER
first_step_length0.490 INCHES NOMINAL IN
pin_head_diameter0.794 INCHES NOMINAL IN
third_step_length0.465 INCHES NOMINAL IN
under_head_length2.000 INCHES NOMINAL IN
second_step_length1.040 INCHES NOMINAL IN
first_step_diameter0.728 INCHES NOMINAL IN
third_step_diameter0.196 INCHES NOMINAL IN
NSN5315-01-411-3698
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 423-100-18 · 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 STEP DIAMETER: 0.728 INCHES NOMINAL IN
•
THIRD STEP DIAMETER: 0.196 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 2.000 INCHES NOMINAL IN
•
FIRST END STYLE: SQUARE
•
SECOND STEP LENGTH: 1.040 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDER
•
PIN HEAD DIAMETER: 0.794 INCHES NOMINAL IN
•
HEAD STYLE: FLAT FILLISTER
TECHNICAL CHARACTERISTICS
FIRST STEP DIAMETER0.728 INCHES NOMINAL IN
THIRD STEP DIAMETER0.196 INCHES NOMINAL IN
UNDER HEAD LENGTH2.000 INCHES NOMINAL IN
FIRST END STYLESQUARE
SECOND STEP LENGTH1.040 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
PIN HEAD DIAMETER0.794 INCHES NOMINAL IN
HEAD STYLEFLAT FILLISTER
SECOND STEP DIAMETER0.314 INCHES NOMINAL IN
HEIGHT0.286 INCHES NOMINAL IN
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
No demilitarization required
Ready to buy 423-100-18?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 423-100-18?
423-100-18 is a PIN,SHOULDER,HEADED.
What is the NSN for 423-100-18?
423-100-18 is cataloged in the U.S. Government catalog under NSN 5315-01-411-3698. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 423-100-18

✓ 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.