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S2-20-8 — SHAFT AND PINION ASSEMBLY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S2-20-8: SHAFT AND PINION ASSEMBLY.

The SHAFT AND PINION ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: TODD SHIPYARD CORP,FUEL OIL BURNER MODEL NO. LC-4M, general_characteristics_item_description: STEEL.

This part is cataloged in the U.S. Government catalog under NSN 5315-00-010-3389, 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
S2-20-8
NSN: 5315-00-010-3389
NIINs: 000103389, 010192804
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 62265 — VOLVO TRUCKS NORTH AMERICA, INC. DBA (FOREIGN PARENT IS VOLVO LASTVAGNAR AB, GOTEBORG, SWEDEN.) (USA)
SPECIFICATIONS
end_item_identificationTODD SHIPYARD CORP,FUEL OIL BURNER MODEL NO. LC-4M
general_characteristics_item_descriptionSTEEL
NSN5315-00-010-3389
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S2-20-8 · 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
•
STYLE DESIGNATOR: STANDARD
•
DIAMETER: 0.500 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 2.000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
POINT TYPE: STANDARD
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTANDARD
DIAMETER0.500 INCHES NOMINAL IN
UNDERLOOP LENGTH2.000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
POINT TYPESTANDARD
SUBSTITUTES & CROSS-REFERENCES 8
S47-036Reference document
Same NSN cross-reference
Reference document — Secondary reference
2805Reference document
Same NSN cross-reference
Reference document — Secondary reference
18X2Reference document
Same NSN cross-reference
Reference document — Secondary reference
119Reference document
Same NSN cross-reference
Reference document — Secondary reference
11XSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
X1975Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 S2-20-8?
S2-20-8 is a SHAFT AND PINION ASSEMBLY.
What parts can replace S2-20-8?
There are 8 known substitutes for S2-20-8: S47-036, 2805, 18X2 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S2-20-8?
S2-20-8 is cataloged in the U.S. Government catalog under NSN 5315-00-010-3389. 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.