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2860218 — PIN,GROOVED,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2860218: PIN,GROOVED,HEADLESS.

The PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include diameter: 0.371 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN, material: STEEL COMP 4140 OVERALL, overall_length: 2.000 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES OVERALL, undercut_width: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN, first_end_style: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-256-6741, 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
2860218
NSN: 5315-00-256-6741
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
diameter0.371 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
materialSTEEL COMP 4140 OVERALL
overall_length2.000 INCHES NOMINAL IN
surface_finish63.0 MICROINCHES OVERALL
undercut_width0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
first_end_styleCHAMFERED
hardness_rating40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
effective_length0.891 INCHES NOMINAL IN
style_designatorGROOVE
undercut_diameter0.248 INCHES NOMINAL IN
first_end_locationBOTH ENDS
first_end_taper_angle45.0 DEGREES NOMINAL
NSN5315-00-256-6741
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2860218 · 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
•
SURFACE FINISH: 63.0 MICROINCHES OVERALL
•
UNDERCUT WIDTH: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.031 INCHES NOMINAL IN
•
UNDERCUT DIAMETER: 0.248 INCHES NOMINAL IN
•
FIRST END LOCATION: BOTH ENDS
•
FIRST END STYLE: CHAMFERED
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: GROOVE
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES OVERALL
UNDERCUT WIDTH0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.031 INCHES NOMINAL IN
UNDERCUT DIAMETER0.248 INCHES NOMINAL IN
FIRST END LOCATIONBOTH ENDS
FIRST END STYLECHAMFERED
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORGROOVE
MATERIAL DOCUMENT AND CLASSIFICATIONSUB OD 8853 TY D GR 1 CL C MFR REF SINGLE MATERIAL RESPONSE OR ASTM A322 AND ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.371 INCHES MINIMUM AND 0.376 INCHES MAXIMUM 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 1
12860218Reference 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 2860218?
2860218 is a PIN,GROOVED,HEADLESS.
What parts can replace 2860218?
There is 1 known substitute for 2860218: 12860218. Substitute compatibility should be verified for your specific system.
What is the NSN for 2860218?
2860218 is cataloged in the U.S. Government catalog under NSN 5315-00-256-6741. This indicates validated use in U.S. government and defense supply chains.
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