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PK1256 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

PK1256: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1018 OVERALL, first_end_style: CHAMFERED, surface_treatment: CADMIUM OVERALL, pin_overall_length: 2.470 INCHES MINIMUM AND 2.530 INCHES MAXIMUM IN, first_hole_diameter: 0.156 INCHES NOMINAL IN, pin_overall_diameter: 0.7500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-184-0403, 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
PK1256
NSN: 5315-00-184-0403
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialSTEEL COMP 1018 OVERALL
first_end_styleCHAMFERED
surface_treatmentCADMIUM OVERALL
pin_overall_length2.470 INCHES MINIMUM AND 2.530 INCHES MAXIMUM IN
first_hole_diameter0.156 INCHES NOMINAL IN
pin_overall_diameter0.7500 INCHES NOMINAL IN
second_hole_diameter0.156 INCHES NOMINAL IN
first_end_taper_angle40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM
first_end_taper_length0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
hole_arrangement_styleBOTH END DRILLED
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-184-0403
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PK1256 · 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 TAPER LENGTH: 0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
•
HOLE ARRANGEMENT STYLE: BOTH END DRILLED
•
FIRST END STYLE: CHAMFERED
•
FIRST HOLE DIAMETER: 0.156 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST END TAPER ANGLE: 40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM
•
PIN OVERALL DIAMETER: 0.7500 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 2.470 INCHES MINIMUM AND 2.530 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
HOLE ARRANGEMENT STYLEBOTH END DRILLED
FIRST END STYLECHAMFERED
FIRST HOLE DIAMETER0.156 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST END TAPER ANGLE40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM
PIN OVERALL DIAMETER0.7500 INCHES NOMINAL IN
PIN OVERALL LENGTH2.470 INCHES MINIMUM AND 2.530 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SECOND HOLE DIAMETER0.156 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PK1256?
PK1256 is a PIN,STRAIGHT,HEADLESS.
What is the NSN for PK1256?
PK1256 is cataloged in the U.S. Government catalog under NSN 5315-00-184-0403. This indicates validated use in U.S. government and defense supply chains.
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