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99-755-7888 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

99-755-7888: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), hardness_rating: 34.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND, surface_treatment: SILVER OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-166-4543, 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
99-755-7888
NSN: 5310-01-166-4543
FSC: 5310 — Nuts and Washers
CAGE: INTE9 — NATO STOCK NUMBER POTENTIAL INTERCHANGEABILITY LINK
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating34.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
surface_treatmentSILVER OVERALL
nominal_thread_size0.190 INCHES IN
thread_quantity_per_inch32
material_document_and_classificationAMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationAMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-166-4543
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 99-755-7888 · 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 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
SURFACE TREATMENT: SILVER OVERALL
•
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
SURFACE TREATMENTSILVER OVERALL
THREAD CLASS3B
THREAD QUANTITY PER INCH32
MATERIALIRON ALLOY 660 OVERALL
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 99-755-7888?
99-755-7888 is a NUT,SELF-LOCKING,PLATE.
What is the NSN for 99-755-7888?
99-755-7888 is cataloged in the U.S. Government catalog under NSN 5310-01-166-4543. This indicates validated use in U.S. government and defense supply chains.
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