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4HC305 — PIN,GROOVED,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

4HC305: PIN,GROOVED,HEADED.

The PIN,GROOVED,HEADED is a the manufacturer industrial component. Key specifications include height: 2.0 MILLIMETERS NOMINAL MM, diameter: 8.0 MILLIMETERS NOMINAL MM, head_style: FILLISTER, surface_finish: 1.6 MICRONS LARGE END, undercut_width: 0.8 MILLIMETERS NOMINAL MM, first_end_style: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-162-8736, 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
4HC305
NSN: 5315-01-162-8736
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
height2.0 MILLIMETERS NOMINAL MM
diameter8.0 MILLIMETERS NOMINAL MM
head_styleFILLISTER
surface_finish1.6 MICRONS LARGE END
undercut_width0.8 MILLIMETERS NOMINAL MM
first_end_styleCHAMFERED
effective_length19.5 MILLIMETERS NOMINAL MM
style_designatorGROOVE
features_providedCASEHARDENED
pin_head_diameter12.0 MILLIMETERS NOMINAL MM
under_head_length24.0 MILLIMETERS NOMINAL MM
undercut_diameter6.0 MILLIMETERS NOMINAL MM
NSN5315-01-162-8736
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4HC305 · 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: 1.6 MICRONS LARGE END
•
UNDERCUT WIDTH: 0.8 MILLIMETERS NOMINAL MM
•
FIRST END TAPER LENGTH: 1.0 MILLIMETERS NOMINAL MM
•
UNDERCUT DIAMETER: 6.0 MILLIMETERS NOMINAL MM
•
UNDER HEAD LENGTH: 24.0 MILLIMETERS NOMINAL MM
•
FIRST END STYLE: CHAMFERED
•
STYLE DESIGNATOR: GROOVE
•
PIN HEAD DIAMETER: 12.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
SURFACE FINISH1.6 MICRONS LARGE END
UNDERCUT WIDTH0.8 MILLIMETERS NOMINAL MM
FIRST END TAPER LENGTH1.0 MILLIMETERS NOMINAL MM
UNDERCUT DIAMETER6.0 MILLIMETERS NOMINAL MM
UNDER HEAD LENGTH24.0 MILLIMETERS NOMINAL MM
FIRST END STYLECHAMFERED
STYLE DESIGNATORGROOVE
PIN HEAD DIAMETER12.0 MILLIMETERS NOMINAL MM
MATERIAL DOCUMENT AND CLASSIFICATION1922-00 FSCM 34914 MFR REF SINGLE MATERIAL RESPONSE OVERALL
DIAMETER8.0 MILLIMETERS NOMINAL MM
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 4HC305?
4HC305 is a PIN,GROOVED,HEADED.
What is the NSN for 4HC305?
4HC305 is cataloged in the U.S. Government catalog under NSN 5315-01-162-8736. This indicates validated use in U.S. government and defense supply chains.
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