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Technical Data Sheet
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NND547B — NND547B

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

NND547B: NND547B.

The NND547B is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5315-01-125-6055, 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
NND547B
NSN: 5315-01-125-6055
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 82796 — COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE (USA)
SPECIFICATIONS
Part NumberNND547B
NSN5315-01-125-6055
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NND547B · 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
SUBSTITUTES & CROSS-REFERENCES 2
16701981Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
16700981Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 NND547B?
NND547B is a NND547B.
What parts can replace NND547B?
There are 2 known substitutes for NND547B: 16701981, 16700981. Substitute compatibility should be verified for your specific system.
What is the NSN for NND547B?
NND547B is cataloged in the U.S. Government catalog under NSN 5315-01-125-6055. This indicates validated use in U.S. government and defense supply chains.
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