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1T0550 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1T0550: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 7.94 MILLIMETERS NOMINAL MM, material: STEEL OVERALL, overall_length: 25.4 MILLIMETERS NOMINAL MM, material_document_and_classification: 1E575,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-160-4640, 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
1T0550
NSN: 5315-01-160-4640
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
diameter7.94 MILLIMETERS NOMINAL MM
materialSTEEL OVERALL
overall_length25.4 MILLIMETERS NOMINAL MM
material_document_and_classification1E575,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5315-01-160-4640
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1T0550 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: 1E575,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 7.94 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATION1E575,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL
DIAMETER7.94 MILLIMETERS NOMINAL MM
OVERALL LENGTH25.4 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
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 1T0550?
1T0550 is a PIN,SPRING.
What is the NSN for 1T0550?
1T0550 is cataloged in the U.S. Government catalog under NSN 5315-01-160-4640. 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.