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S2143K — KEY,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S2143K: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5315-01-197-0796, 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
S2143K
NSN: 5315-01-197-0796
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 16712 — SIEMENS ENERGY, INC. (USA)
SPECIFICATIONS
Part NumberS2143K
NSN5315-01-197-0796
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S2143K · 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
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 2
S2143K9219Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SG2882 PIECE 28Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 S2143K?
S2143K is a KEY,MACHINE.
What parts can replace S2143K?
There are 2 known substitutes for S2143K: S2143K9219, SG2882 PIECE 28. Substitute compatibility should be verified for your specific system.
What is the NSN for S2143K?
S2143K is cataloged in the U.S. Government catalog under NSN 5315-01-197-0796. This indicates validated use in U.S. government and defense supply chains.
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