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111-4403580 PIECE 20 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

111-4403580 PIECE 20: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500 OVERALL, first_end_style: SQUARE, special_features: ADDITIONAL HOLE AT END, 1/4-20 UNC 2B, 3/8 " DEEP(AXIAL), pin_overall_length: 7.000 INCHES NOMINAL IN, first_hole_diameter: 0.250 INCHES NOMINAL IN, pin_overall_diameter: 1.0000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-448-8560, 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
111-4403580 PIECE 20
NSN: 5315-01-448-8560
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY K-500 OVERALL
first_end_styleSQUARE
special_featuresADDITIONAL HOLE AT END, 1/4-20 UNC 2B, 3/8 " DEEP(AXIAL)
pin_overall_length7.000 INCHES NOMINAL IN
first_hole_diameter0.250 INCHES NOMINAL IN
pin_overall_diameter1.0000 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
material_document_and_classificationQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
distance_from_centerline_of_hole_to_end_of_pin0.938 INCHES NOMINAL IN
NSN5315-01-448-8560
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 111-4403580 PIECE 20 · 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
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
FIRST END STYLE: SQUARE
•
FIRST HOLE DIAMETER: 0.250 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PIN OVERALL DIAMETER: 1.0000 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 7.000 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLEONE END DRILLED
FIRST END STYLESQUARE
FIRST HOLE DIAMETER0.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER1.0000 INCHES NOMINAL IN
PIN OVERALL LENGTH7.000 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SPECIAL FEATURESADDITIONAL HOLE AT END, 1/4-20 UNC 2B, 3/8 " DEEP(AXIAL)
MATERIALNICKEL ALLOY K-500 OVERALL
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.938 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 111-4403580 PIECE 20?
111-4403580 PIECE 20 is a PIN,STRAIGHT,HEADLESS.
What is the NSN for 111-4403580 PIECE 20?
111-4403580 PIECE 20 is cataloged in the U.S. Government catalog under NSN 5315-01-448-8560. This indicates validated use in U.S. government and defense supply chains.
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