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1112AS128 — NUT,PLAIN,KNURLED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1112AS128: NUT,PLAIN,KNURLED.

The NUT,PLAIN,KNURLED is a the manufacturer industrial component. Key specifications include nut_style: KNURLED, knurl_width: 0.250 INCHES NOMINAL IN, nut_diameter: 3.875 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.625 INCHES NOMINAL IN, thread_series: ACME. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-303-3910, 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
1112AS128
NSN: 5310-01-303-3910
FSC: 5310 — Nuts and Washers
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1025 OR STEEL COMP 1030 OR STEEL COMP 1035 OVERALL
nut_styleKNURLED
knurl_width0.250 INCHES NOMINAL IN
nut_diameter3.875 INCHES NOMINAL IN
thread_class2B
nut_thickness0.625 INCHES NOMINAL IN
thread_seriesACME
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
small_end_diameter3.125 INCHES NOMINAL IN
nominal_thread_size2.125 INCHES IN
thread_quantity_per_inch4
NSN5310-01-303-3910
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1112AS128 · 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: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: ACME
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 2.125 INCHES IN
•
NUT DIAMETER: 3.875 INCHES NOMINAL IN
•
NUT THICKNESS: 0.625 INCHES NOMINAL IN
•
SMALL END DIAMETER: 3.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESACME
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE2.125 INCHES IN
NUT DIAMETER3.875 INCHES NOMINAL IN
NUT THICKNESS0.625 INCHES NOMINAL IN
SMALL END DIAMETER3.125 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
NUT STYLEKNURLED
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 1112AS128?
1112AS128 is a NUT,PLAIN,KNURLED.
What is the NSN for 1112AS128?
1112AS128 is cataloged in the U.S. Government catalog under NSN 5310-01-303-3910. This indicates validated use in U.S. government and defense supply chains.
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