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2CT319 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2CT319: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include nut_height: 0.831 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNS, thread_direction: RIGHT-HAND, nominal_thread_size: 1.000 INCHES IN, thread_quantity_per_inch: 14. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-193-2391, 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
2CT319
NSN: 5310-01-193-2391
FSC: 5310 — Nuts and Washers
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
nut_height0.831 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNS
thread_directionRIGHT-HAND
nominal_thread_size1.000 INCHES IN
thread_quantity_per_inch14
NSN5310-01-193-2391
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2CT319 · 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
•
THREAD SERIES: UNS
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.000 INCHES IN
•
NUT HEIGHT: 0.831 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 14
TECHNICAL CHARACTERISTICS
THREAD SERIESUNS
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.000 INCHES IN
NUT HEIGHT0.831 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
THREAD CLASS2B
THREAD QUANTITY PER INCH14
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
7-659-000215Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2CT319?
2CT319 is a NUT,SELF-LOCKING,PLATE.
What parts can replace 2CT319?
There is 1 known substitute for 2CT319: 7-659-000215. Substitute compatibility should be verified for your specific system.
What is the NSN for 2CT319?
2CT319 is cataloged in the U.S. Government catalog under NSN 5310-01-193-2391. 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.