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4987589 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

4987589: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, first_end_style: CHAMFERED, features_provided: CASEHARDENED, pin_overall_length: 1.000 INCHES NOMINAL IN, pin_overall_diameter: 0.2450 INCHES NOMINAL IN, first_end_taper_angle: 45.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-103-5463, 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
4987589
NSN: 5315-00-103-5463
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0AHU0 — KALMAR AC INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleCHAMFERED
features_providedCASEHARDENED
pin_overall_length1.000 INCHES NOMINAL IN
pin_overall_diameter0.2450 INCHES NOMINAL IN
first_end_taper_angle45.0 DEGREES NOMINAL
first_end_taper_length0.025 INCHES NOMINAL IN
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-103-5463
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4987589 · 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 TAPER LENGTH: 0.025 INCHES NOMINAL IN
•
FIRST END STYLE: CHAMFERED
•
FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.2450 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 1.000 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FEATURES PROVIDED: CASEHARDENED
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.025 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.2450 INCHES NOMINAL IN
PIN OVERALL LENGTH1.000 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FEATURES PROVIDEDCASEHARDENED
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
81MGJ1Reference document
Same NSN cross-reference
Reference document — Secondary reference
4717CReference document
Same NSN cross-reference
Reference document — Secondary reference
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 4987589?
4987589 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 4987589?
There are 2 known substitutes for 4987589: 81MGJ1, 4717C. Substitute compatibility should be verified for your specific system.
What is the NSN for 4987589?
4987589 is cataloged in the U.S. Government catalog under NSN 5315-00-103-5463. 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.