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6539-11-138-0101 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6539-11-138-0101: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include first_end_style: SQUARE, second_end_style: COUNTERBORED W/O THRU HOLE, pin_overall_length: 0.850 INCHES NOMINAL IN, pin_overall_diameter: 0.3120 INCHES NOMINAL IN, second_end_counterbore_depth: 0.664 INCHES NOMINAL IN, second_end_counterbore_diameter: 0.156 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-447-4966, 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
6539-11-138-0101
NSN: 5315-01-447-4966
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
first_end_styleSQUARE
second_end_styleCOUNTERBORED W/O THRU HOLE
pin_overall_length0.850 INCHES NOMINAL IN
pin_overall_diameter0.3120 INCHES NOMINAL IN
second_end_counterbore_depth0.664 INCHES NOMINAL IN
second_end_counterbore_diameter0.156 INCHES NOMINAL IN
second_end_relationship_with_first_endNOT IDENTICAL
NSN5315-01-447-4966
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6539-11-138-0101 · 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 STYLE: SQUARE
•
PIN OVERALL DIAMETER: 0.3120 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 0.850 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
SECOND END COUNTERBORE DIAMETER: 0.156 INCHES NOMINAL IN
•
SECOND END STYLE: COUNTERBORED W/O THRU HOLE
•
SECOND END COUNTERBORE DEPTH: 0.664 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END STYLESQUARE
PIN OVERALL DIAMETER0.3120 INCHES NOMINAL IN
PIN OVERALL LENGTH0.850 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END COUNTERBORE DIAMETER0.156 INCHES NOMINAL IN
SECOND END STYLECOUNTERBORED W/O THRU HOLE
SECOND END COUNTERBORE DEPTH0.664 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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6539-11-138-0101?
6539-11-138-0101 is a PIN,STRAIGHT,HEADLESS.
What is the NSN for 6539-11-138-0101?
6539-11-138-0101 is cataloged in the U.S. Government catalog under NSN 5315-01-447-4966. This indicates validated use in U.S. government and defense supply chains.
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