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51558-29 — KEY,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

51558-29: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1018 OVERALL, overall_width: 0.125 INCHES NOMINAL IN, overall_height: 0.125 INCHES NOMINAL IN, overall_length: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-199-6300, 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
51558-29
NSN: 5315-01-199-6300
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 63952 — EDERER INC STAR CRANES DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 1018 OVERALL
overall_width0.125 INCHES NOMINAL IN
overall_height0.125 INCHES NOMINAL IN
overall_length0.750 INCHES NOMINAL IN
NSN5315-01-199-6300
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 51558-29 · 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: STEEL COMP 1018 OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.125 INCHES NOMINAL IN
OVERALL LENGTH0.750 INCHES NOMINAL IN
OVERALL WIDTH0.125 INCHES NOMINAL IN
MATERIALSTEEL COMP 1018 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
51558 ITEM 29Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 51558-29?
51558-29 is a KEY,MACHINE.
What parts can replace 51558-29?
There is 1 known substitute for 51558-29: 51558 ITEM 29. Substitute compatibility should be verified for your specific system.
What is the NSN for 51558-29?
51558-29 is cataloged in the U.S. Government catalog under NSN 5315-01-199-6300. This indicates validated use in U.S. government and defense supply chains.
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