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123HM10020-511 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

123HM10020-511: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 7075 OVERALL, nut_style: ROUND, nut_diameter: 5.235 INCHES MINIMUM AND 5.265 INCHES MAXIMUM IN, thread_class: 3B, nut_thickness: 0.328 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN, thread_series: UN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-025-0811, 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
123HM10020-511
NSN: 5310-01-025-0811
FSC: 5310 — Nuts and Washers
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 7075 OVERALL
nut_styleROUND
nut_diameter5.235 INCHES MINIMUM AND 5.265 INCHES MAXIMUM IN
thread_class3B
nut_thickness0.328 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN
thread_seriesUN
special_features3 HOLES 0.047 IN. DIA EQUALLY SPACED 120 DEG APART FOR LOCKWIRE IN
thread_directionRIGHT-HAND
countersink_angle120.0 DEGREES NOMINAL NUT
drive_point_depth0.156 INCHES NOMINAL IN
drive_point_width0.250 INCHES NOMINAL IN
surface_treatmentANODIZE OVERALL
NSN5310-01-025-0811
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 123HM10020-511 · 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
•
HOLE THREAD QUANTITY PER INCH: 32
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UN
•
HOLE CONFIGURATION STYLE: CONFIGURATION J
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/12 TEMPER T7351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DRIVE POINT WIDTH: 0.250 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 4.750 INCHES IN
TECHNICAL CHARACTERISTICS
HOLE THREAD QUANTITY PER INCH32
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUN
HOLE CONFIGURATION STYLECONFIGURATION J
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/12 TEMPER T7351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DRIVE POINT WIDTH0.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE4.750 INCHES IN
NUT DIAMETER5.235 INCHES MINIMUM AND 5.265 INCHES MAXIMUM IN
DRIVE POINT DEPTH0.156 INCHES NOMINAL 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 123HM10020-511?
123HM10020-511 is a NUT,PLAIN,ROUND.
What is the NSN for 123HM10020-511?
123HM10020-511 is cataloged in the U.S. Government catalog under NSN 5310-01-025-0811. This indicates validated use in U.S. government and defense supply chains.
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