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11071831 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

11071831: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, nut_style: ROUND, nut_diameter: 1.047 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN, nut_thickness: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN, thread_series: UNS, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-498-6326, 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
11071831
NSN: 5310-00-498-6326
FSC: 5310 — Nuts and Washers
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
nut_styleROUND
nut_diameter1.047 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN
nut_thickness0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
thread_seriesUNS
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
countersink_angle90.0 DEGREES NOMINAL NUT
drive_point_depth0.054 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
drive_point_width0.125 INCHES NOMINAL IN
surface_treatmentPHOSPHATE OVERALL
nominal_thread_size0.664 INCHES IN
NSN5310-00-498-6326
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11071831 · 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: AMS 2481 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNS
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
THREAD PITCH DIAMETERS: +0.6437 TO 0.6467 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6381 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DRIVE POINT WIDTH: 0.125 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.664 INCHES IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2481 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNS
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD PITCH DIAMETERS+0.6437 TO 0.6467 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6381 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DRIVE POINT WIDTH0.125 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.664 INCHES IN
NUT DIAMETER1.047 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN
DRIVE POINT DEPTH0.054 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
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 11071831?
11071831 is a NUT,PLAIN,ROUND.
What is the NSN for 11071831?
11071831 is cataloged in the U.S. Government catalog under NSN 5310-00-498-6326. This indicates validated use in U.S. government and defense supply chains.
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