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8154-A-0440-2 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8154-A-0440-2: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2011 OR ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 6063 OR ALUMINUM ALLOY 6262 OVERALL, nut_style: ROUND, nut_diameter: 0.250 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.375 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-176-8239, 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
8154-A-0440-2
NSN: 5310-01-176-8239
FSC: 5310 — Nuts and Washers
CAGE: 1YGB8 — CAREY MANUFACTURING CO, INC DBA AMATOM ELECTRONIC HARDWARE DIV AMATOM ELECTRONIC HARDWARE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2011 OR ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 6063 OR ALUMINUM ALLOY 6262 OVERALL
nut_styleROUND
nut_diameter0.250 INCHES NOMINAL IN
thread_class2B
nut_thickness0.375 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentANODIZE OVERALL
nominal_thread_size0.112 INCHES IN
thread_quantity_per_inch40
surface_treatment_document_and_classificationMIL-A-8625A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
NSN5310-01-176-8239
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8154-A-0440-2 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/3,T3 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/8,T6 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-200/9,T6 FED SPEC 3RD MATERIAL RESPONSE OR QQ-A-225/10,T9 FED SPEC 4TH MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.112 INCHES IN
•
NUT DIAMETER: 0.250 INCHES NOMINAL IN
•
NUT THICKNESS: 0.375 INCHES NOMINAL IN
•
SURFACE TREATMENT: ANODIZE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/3,T3 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/8,T6 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-200/9,T6 FED SPEC 3RD MATERIAL RESPONSE OR QQ-A-225/10,T9 FED SPEC 4TH MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.112 INCHES IN
NUT DIAMETER0.250 INCHES NOMINAL IN
NUT THICKNESS0.375 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE OVERALL
NUT STYLEROUND
THREAD CLASS2B
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
5546022-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 8154-A-0440-2?
8154-A-0440-2 is a NUT,PLAIN,ROUND.
What parts can replace 8154-A-0440-2?
There is 1 known substitute for 8154-A-0440-2: 5546022-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 8154-A-0440-2?
8154-A-0440-2 is cataloged in the U.S. Government catalog under NSN 5310-01-176-8239. This indicates validated use in U.S. government and defense supply chains.
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