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12542311 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12542311: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: ROUND, nut_diameter: 6.740 INCHES MINIMUM AND 6.760 INCHES MAXIMUM IN, thread_class: 3B, nut_thickness: 1.090 INCHES MINIMUM AND 1.110 INCHES MAXIMUM IN, thread_series: UNS. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-640-6182, 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
12542311
NSN: 5310-01-640-6182
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleROUND
nut_diameter6.740 INCHES MINIMUM AND 6.760 INCHES MAXIMUM IN
thread_class3B
nut_thickness1.090 INCHES MINIMUM AND 1.110 INCHES MAXIMUM IN
thread_seriesUNS
hardness_rating28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
drive_point_depth0.2525 INCHES NOMINAL IN
drive_point_width0.611 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
nominal_thread_size5.106 INCHES IN
drive_point_quantity4
NSN5310-01-640-6182
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12542311 · 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
•
HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: PER ASTM A322 CONDITION OPTIONAL ALLOY 4130-4145 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DRIVE POINT WIDTH: 0.611 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 5.106 INCHES IN
•
NUT DIAMETER: 6.740 INCHES MINIMUM AND 6.760 INCHES MAXIMUM IN
•
DRIVE POINT DEPTH: 0.2525 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
THREAD SERIESUNS
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONPER ASTM A322 CONDITION OPTIONAL ALLOY 4130-4145 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DRIVE POINT WIDTH0.611 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE5.106 INCHES IN
NUT DIAMETER6.740 INCHES MINIMUM AND 6.760 INCHES MAXIMUM IN
DRIVE POINT DEPTH0.2525 INCHES NOMINAL IN
NUT THICKNESS1.090 INCHES MINIMUM AND 1.110 INCHES MAXIMUM IN
SPECIAL FEATURESOPTIONAL MATERIALS: STEEL ALLOY 4330-4340 OR 8630-8645. CONDITION OPTIONAL SPEC ASTM A322 OR 8630-8645, SPEC ASTM A108 0R 4130 SPEC AMS6346, SPEC AMS 6348 OR AMS 6528OR 4140 SPEC AMS 6346, SPEC AMS 6348 OR AMS 6528 OR 4140 SPEC AMS 6346, SPEC AMS 6348 OR SPEC AMS 6529 OR 4330 SPEC AMS 6427 OR 4340 SPEC AMS 6409,AMS 6414 OR AMS 6415 OR 8630 SPEC 6280.
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12542311?
12542311 is a NUT,PLAIN,ROUND.
What is the NSN for 12542311?
12542311 is cataloged in the U.S. Government catalog under NSN 5310-01-640-6182. This indicates validated use in U.S. government and defense supply chains.
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