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039-0312MDK — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

039-0312MDK: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.039 INCHES NOMINAL IN, material: STEEL COMP 302 OVERALL, overall_length: 0.312 INCHES NOMINAL IN, style_designator: COILED, expanded_diameter: 0.044 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-992-5961, 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
039-0312MDK
NSN: 5315-00-992-5961
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 00287 — SPIROL INTERNATIONAL CORPORATION (USA)
SPECIFICATIONS
diameter0.039 INCHES NOMINAL IN
materialSTEEL COMP 302 OVERALL
overall_length0.312 INCHES NOMINAL IN
style_designatorCOILED
expanded_diameter0.044 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-992-5961
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 039-0312MDK · 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
•
EXPANDED DIAMETER: 0.044 INCHES NOMINAL IN
•
STYLE DESIGNATOR: COILED
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.039 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 302 OVERALL
TECHNICAL CHARACTERISTICS
EXPANDED DIAMETER0.044 INCHES NOMINAL IN
STYLE DESIGNATORCOILED
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.039 INCHES NOMINAL IN
OVERALL LENGTH0.312 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 302 OVERALL
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 039-0312MDK?
039-0312MDK is a PIN,SPRING.
What is the NSN for 039-0312MDK?
039-0312MDK is cataloged in the U.S. Government catalog under NSN 5315-00-992-5961. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.