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206-001-389-3 — NUT,PLAIN,KNURLED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

206-001-389-3: NUT,PLAIN,KNURLED.

The NUT,PLAIN,KNURLED is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, nut_style: KNURLED, nut_diameter: 1.770 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.750 INCHES NOMINAL IN, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-131-7370, 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
206-001-389-3
NSN: 5310-00-131-7370
FSC: 5310 — Nuts and Washers
CAGE: 97499 — BELL TEXTRON INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
nut_styleKNURLED
nut_diameter1.770 INCHES NOMINAL IN
thread_class2B
nut_thickness0.750 INCHES NOMINAL IN
thread_seriesUNF
thread_directionRIGHT-HAND
nominal_thread_size1.500 INCHES IN
thread_quantity_per_inch12
NSN5310-00-131-7370
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 206-001-389-3 · 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: UNF
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.500 INCHES IN
•
NUT DIAMETER: 1.770 INCHES NOMINAL IN
•
NUT THICKNESS: 0.750 INCHES NOMINAL IN
•
NUT STYLE: KNURLED
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 12
TECHNICAL CHARACTERISTICS
THREAD SERIESUNF
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.500 INCHES IN
NUT DIAMETER1.770 INCHES NOMINAL IN
NUT THICKNESS0.750 INCHES NOMINAL IN
NUT STYLEKNURLED
THREAD CLASS2B
THREAD QUANTITY PER INCH12
MATERIALALUMINUM ALLOY OVERALL
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 206-001-389-3?
206-001-389-3 is a NUT,PLAIN,KNURLED.
What is the NSN for 206-001-389-3?
206-001-389-3 is cataloged in the U.S. Government catalog under NSN 5310-00-131-7370. 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.