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516-6890 — SHAFT,STRAIGHT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

516-6890: SHAFT,STRAIGHT.

The SHAFT,STRAIGHT is a the manufacturer industrial component. Key specifications include first_end_style: SLOTTED, supplementary_features: PART OF LUBRICATION SYSTEM, end_item_identification: C32 MARINE ENGINE, part_name_assigned_by_controlling_agency: DRIVE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-395-9625, 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
516-6890
NSN: 5310-01-395-9625
NIINs: 013959625, 016767352
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
first_end_styleSLOTTED
supplementary_featuresPART OF LUBRICATION SYSTEM
end_item_identificationC32 MARINE ENGINE
part_name_assigned_by_controlling_agencyDRIVE
NSN5310-01-395-9625
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 516-6890 · 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: UN
•
DRIVE POINT WIDTH: 0.380 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 3.312 INCHES IN
•
NUT DIAMETER: 5.000 INCHES NOMINAL IN
•
DRIVE POINT DEPTH: 0.310 INCHES NOMINAL IN
•
NUT THICKNESS: 0.375 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS
THREAD SERIESUN
DRIVE POINT WIDTH0.380 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE3.312 INCHES IN
NUT DIAMETER5.000 INCHES NOMINAL IN
DRIVE POINT DEPTH0.310 INCHES NOMINAL IN
NUT THICKNESS0.375 INCHES NOMINAL IN
SURFACE TREATMENTZINC OVERALL
DRIVE POINT QUANTITY4
NUT STYLEROUND
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 516-6890?
516-6890 is a SHAFT,STRAIGHT.
What is the NSN for 516-6890?
516-6890 is cataloged in the U.S. Government catalog under NSN 5310-01-395-9625. 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.