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12347C18 — PIN,TAPERED,THREADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12347C18: PIN,TAPERED,THREADED.

The PIN,TAPERED,THREADED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include taper: 0.250 PER FOOT IN INCHES, material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 384 OVERALL, grip_length: 2.940 INCHES NOMINAL IN, taper_length: 3.250 INCHES NOMINAL IN, thread_class: 2A A, first_end_style: SQUARE. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-361-9911, 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
12347C18
NSN: 5315-01-361-9911
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
taper0.250 PER FOOT IN INCHES
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 384 OVERALL
grip_length2.940 INCHES NOMINAL IN
taper_length3.250 INCHES NOMINAL IN
thread_class2A A
first_end_styleSQUARE
style_designatorTHREADED AT LARGE END
thread_directionRIGHT-HAND
first_end_locationTHREADED END
first_hole_diameter0.125 INCHES NOMINAL IN
nominal_thread_size0.375 INCHES IN
taper_major_diameter0.4063 INCHES MINIMUM AND 0.4083 INCHES MAXIMUM IN
NSN5315-01-361-9911
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12347C18 · 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 LOCATION: THREADED END
•
HOLE ARRANGEMENT STYLE: DRILLED SHANK THREADED PIN
•
FIRST END STYLE: SQUARE
•
FIRST HOLE DIAMETER: 0.125 INCHES NOMINAL IN
•
TAPER MINOR DIAMETER: 0.310 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THREADED AT LARGE END
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
TAPER MAJOR DIAMETER: 0.4063 INCHES MINIMUM AND 0.4083 INCHES MAXIMUM IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
FIRST END LOCATIONTHREADED END
HOLE ARRANGEMENT STYLEDRILLED SHANK THREADED PIN
FIRST END STYLESQUARE
FIRST HOLE DIAMETER0.125 INCHES NOMINAL IN
TAPER MINOR DIAMETER0.310 INCHES NOMINAL IN
STYLE DESIGNATORTHREADED AT LARGE END
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TAPER MAJOR DIAMETER0.4063 INCHES MINIMUM AND 0.4083 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
THREAD DIRECTIONRIGHT-HAND
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 12347C18?
12347C18 is a PIN,TAPERED,THREADED.
What is the NSN for 12347C18?
12347C18 is cataloged in the U.S. Government catalog under NSN 5315-01-361-9911. This indicates validated use in U.S. government and defense supply chains.
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