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6660287-003 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6660287-003: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include shank_length: 8.0 MILLIMETERS NOMINAL MM, thread_length: 8.0 MILLIMETERS NOMINAL MM, overall_length: 62.0 MILLIMETERS NOMINAL MM, shank_diameter: 12.0 MILLIMETERS NOMINAL MM, undercut_width: 10.5 MILLIMETERS NOMINAL MM, first_end_style: SQUARE. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-377-0319, 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
6660287-003
NSN: 5315-01-377-0319
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 15090 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
shank_length8.0 MILLIMETERS NOMINAL MM
thread_length8.0 MILLIMETERS NOMINAL MM
overall_length62.0 MILLIMETERS NOMINAL MM
shank_diameter12.0 MILLIMETERS NOMINAL MM
undercut_width10.5 MILLIMETERS NOMINAL MM
first_end_styleSQUARE
style_designatorUNDERCUT
thread_directionRIGHT-HAND
shoulder_diameter14.0 MILLIMETERS NOMINAL MM
undercut_diameter9.0 MILLIMETERS NOMINAL MM
first_end_locationTHREADED END
first_hole_diameter4.0 MILLIMETERS NOMINAL MM
NSN5315-01-377-0319
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6660287-003 · 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
•
SHANK DIAMETER: 12.0 MILLIMETERS NOMINAL MM
•
UNDERCUT WIDTH: 10.5 MILLIMETERS NOMINAL MM
•
UNDERCUT DIAMETER: 9.0 MILLIMETERS NOMINAL MM
•
FIRST END LOCATION: THREADED END
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
THREAD PITCH IN MILLIMETERS: 8.00
•
THREAD LENGTH: 8.0 MILLIMETERS NOMINAL MM
•
FIRST END STYLE: SQUARE
TECHNICAL CHARACTERISTICS
SHANK DIAMETER12.0 MILLIMETERS NOMINAL MM
UNDERCUT WIDTH10.5 MILLIMETERS NOMINAL MM
UNDERCUT DIAMETER9.0 MILLIMETERS NOMINAL MM
FIRST END LOCATIONTHREADED END
HOLE ARRANGEMENT STYLEONE END DRILLED
THREAD PITCH IN MILLIMETERS8.00
THREAD LENGTH8.0 MILLIMETERS NOMINAL MM
FIRST END STYLESQUARE
FIRST HOLE DIAMETER4.0 MILLIMETERS NOMINAL MM
SHANK LENGTH8.0 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: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6660287-003?
6660287-003 is a PIN,SHOULDER,HEADLESS.
What is the NSN for 6660287-003?
6660287-003 is cataloged in the U.S. Government catalog under NSN 5315-01-377-0319. This indicates validated use in U.S. government and defense supply chains.
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