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204-040-186-1 — NUT,PLAIN,SPLINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

204-040-186-1: NUT,PLAIN,SPLINE.

The NUT,PLAIN,SPLINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, nut_height: 0.250 INCHES NOMINAL IN, nut_diameter: 2.085 INCHES MINIMUM AND 2.090 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNEF, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-709-8601, 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
204-040-186-1
NSN: 5310-00-709-8601
FSC: 5310 — Nuts and Washers
CAGE: 97499 — BELL TEXTRON INC (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
nut_height0.250 INCHES NOMINAL IN
nut_diameter2.085 INCHES MINIMUM AND 2.090 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNEF
thread_directionRIGHT-HAND
nominal_thread_size1.062 INCHES IN
thread_quantity_per_inch18
material_document_and_classificationMIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-709-8601
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 204-040-186-1 · 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: UNEF
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.062 INCHES IN
•
NUT DIAMETER: 2.085 INCHES MINIMUM AND 2.090 INCHES MAXIMUM IN
•
NUT HEIGHT: 0.250 INCHES NOMINAL IN
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 18
TECHNICAL CHARACTERISTICS
THREAD SERIESUNEF
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.062 INCHES IN
NUT DIAMETER2.085 INCHES MINIMUM AND 2.090 INCHES MAXIMUM IN
NUT HEIGHT0.250 INCHES NOMINAL IN
THREAD CLASS2B
THREAD QUANTITY PER INCH18
MATERIALSTEEL COMP 4140 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 1
204-040-186-001Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 204-040-186-1?
204-040-186-1 is a NUT,PLAIN,SPLINE.
What parts can replace 204-040-186-1?
There is 1 known substitute for 204-040-186-1: 204-040-186-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 204-040-186-1?
204-040-186-1 is cataloged in the U.S. Government catalog under NSN 5310-00-709-8601. This indicates validated use in U.S. government and defense supply chains.
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