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AEN48C375000WK2M51 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

AEN48C375000WK2M51: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: LOCKNUTS. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-702-6563, 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
AEN48C375000WK2M51
NSN: 5310-01-702-6563
FSC: 5310 — Nuts and Washers
CAGE: 05047 — THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS (USA)
SPECIFICATIONS
special_featuresNUT, SELF LOCKING, HEXAGON, NYLON INSERT, RIGHT HAND, 3/8IN THD DIA, 16.00 TPI, 2B THD CLASS, UNC, 0.438IN MIN TO 0.468IN MAX THK, 0.551IN MIN TO 0.564IN MAX A/F, GRADE 8, MAGNI COATED 575, STEEL IN
part_name_assigned_by_controlling_agencyLOCKNUTS
NSN5310-01-702-6563
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AEN48C375000WK2M51 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNUT, SELF LOCKING, HEXAGON, NYLON INSERT, RIGHT HAND, 3/8IN THD DIA, 16.00 TPI, 2B THD CLASS, UNC, 0.438IN MIN TO 0.468IN MAX THK, 0.551IN MIN TO 0.564IN MAX A/F, GRADE 8, MAGNI COATED 575, STEEL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYLOCKNUTS
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 1
37CNNE8Y-MAGNISame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AEN48C375000WK2M51?
AEN48C375000WK2M51 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace AEN48C375000WK2M51?
There is 1 known substitute for AEN48C375000WK2M51: 37CNNE8Y-MAGNI. Substitute compatibility should be verified for your specific system.
What is the NSN for AEN48C375000WK2M51?
AEN48C375000WK2M51 is cataloged in the U.S. Government catalog under NSN 5310-01-702-6563. 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.