PartsTable / COMPONENT / 72-6971-351
72-6971-351 — Technical Data Sheet
✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW
The WASHER,KEY is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System under NSN 5310-00-186-0960, 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
72-6971-351
NSN: 5310-00-186-0960 FSC: 5310 CAGE: 50024 — COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO (USA)
SPECIFICATIONS
Part Number 72-6971-351 NSN 5310-00-186-0960
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED
Hex NUT
CROSS-SECTION
WASHER OD: —
SIZE: —
MATERIAL: —
PN: 72-6971-351 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
W0-1 Interchangeable GOVERNMENT REGISTRY interchangeable cross-reference
interchangeable
525-1 Interchangeable GOVERNMENT REGISTRY interchangeable cross-reference
interchangeable
611202 Interchangeable GOVERNMENT REGISTRY interchangeable cross-reference
interchangeable
711202 Interchangeable GOVERNMENT REGISTRY interchangeable cross-reference
interchangeable
13131-2PC8 Interchangeable GOVERNMENT REGISTRY interchangeable cross-reference
interchangeable
127681 Interchangeable GOVERNMENT REGISTRY interchangeable cross-reference
interchangeable
LIFECYCLE
Status CANCELLED GOVERNMENT REGISTRY
Availability —
RoHS Compliant EAR99 Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 72-6971-351?
72-6971-351 is a WASHER,KEY.
What parts can replace 72-6971-351?
There are 21 known substitutes for 72-6971-351: W0-1, 525-1, 611202 and 18 more. Substitute compatibility should be verified for your specific system.
Is 72-6971-351 still available?
72-6971-351 is currently cancelled.
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