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37CNFH3 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

37CNFH3: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: HEXAGON, nominal_thread_size: 0.375 INCHES IN, end_item_identification: 4940-01-550-4312, thread_quantity_per_inch: 16, part_name_assigned_by_controlling_agency: 3/8-16 NUT HEX HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-665-2985, 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
37CNFH3
NSN: 5310-01-665-2985
FSC: 5310 — Nuts and Washers
CAGE: 1CSL0 — SCHUTT INDUSTRIES OF CLINTONVILLE, WIS., INC. DIV SCHUTT INDUSTRIES OF CLINTONVILLE, WI INC. (USA)
SPECIFICATIONS
nut_styleHEXAGON
nominal_thread_size0.375 INCHES IN
end_item_identification4940-01-550-4312
thread_quantity_per_inch16
part_name_assigned_by_controlling_agency3/8-16 NUT HEX HEAD
NSN5310-01-665-2985
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 37CNFH3 · 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
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
NUT STYLE: HEXAGON
•
THREAD QUANTITY PER INCH: 16
TECHNICAL CHARACTERISTICS
NOMINAL THREAD SIZE0.375 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCY3/8-16 NUT HEX HEAD
NUT STYLEHEXAGON
END ITEM IDENTIFICATION4940-01-550-4312
THREAD QUANTITY PER INCH16
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 37CNFH3?
37CNFH3 is a NUT,PLAIN,HEXAGON.
What is the NSN for 37CNFH3?
37CNFH3 is cataloged in the U.S. Government catalog under NSN 5310-01-665-2985. 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.