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PL-12731F18ITEM12 — KEY,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

PL-12731F18ITEM12: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 625 OVERALL, overall_width: 0.750 INCHES NOMINAL IN, overall_height: 0.750 INCHES NOMINAL IN, overall_length: 3.040 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-381-9719, 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
PL-12731F18ITEM12
NSN: 5315-01-381-9719
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialNICKEL ALLOY 625 OVERALL
overall_width0.750 INCHES NOMINAL IN
overall_height0.750 INCHES NOMINAL IN
overall_length3.040 INCHES NOMINAL IN
NSN5315-01-381-9719
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PL-12731F18ITEM12 · 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: NICKEL ALLOY 625 OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.750 INCHES NOMINAL IN
OVERALL LENGTH3.040 INCHES NOMINAL IN
OVERALL WIDTH0.750 INCHES NOMINAL IN
MATERIALNICKEL ALLOY 625 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 1
62421839Reference 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 PL-12731F18ITEM12?
PL-12731F18ITEM12 is a KEY,MACHINE.
What parts can replace PL-12731F18ITEM12?
There is 1 known substitute for PL-12731F18ITEM12: 62421839. Substitute compatibility should be verified for your specific system.
What is the NSN for PL-12731F18ITEM12?
PL-12731F18ITEM12 is cataloged in the U.S. Government catalog under NSN 5315-01-381-9719. 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.