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ST3M543N12A5-1 — NUT ASSEMBLY,SELF-LOCKING,GANG C

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ST3M543N12A5-1: NUT ASSEMBLY,SELF-LOCKING,GANG C.

NUT ASSEMBLY,SELF-LOCKING,GANG C. Key specifications include material: STEEL CORROSION RESISTING CLIP, temp_rating: 350.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, channel_style: STRAIGHT TYPE, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), surface_treatment: ANODIZE CHANNEL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-480-7659, 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
ST3M543N12A5-1
NSN: 5310-01-480-7659
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING CLIP
temp_rating350.0 FAHRENHEIT NOMINAL DEGF
nut_quantity5
thread_class3B
channel_styleSTRAIGHT TYPE
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
surface_treatmentANODIZE CHANNEL
nominal_thread_size0.1900 INCHES IN
nut_counterbore_depth0.0625 INCHES NOMINAL OVERALL IN
end_item_identificationHARRIER GR7
thread_quantity_per_inch32
material_document_and_classificationST3-446 ASSN STD SINGLE MATERIAL RESPONSE CLIP
NSN5310-01-480-7659
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ST3M543N12A5-1 · 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: MIL-A-8625 TYPE II, CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE AND MIL-P-85582, TYPE 1,C2 MIL SPEC 3RD TREATMENT RESPONSE CHANNEL
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
NUT QUANTITY: 5
•
TEMP RATING: 350.0 FAHRENHEIT NOMINAL DEGF
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/13 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/12 FED SPEC 2ND MATERIAL RESPONSE CHANNEL
•
NUT COUNTERBORE DEPTH: 0.0625 INCHES NOMINAL OVERALL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TYPE II, CLASS 1 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE AND MIL-P-85582, TYPE 1,C2 MIL SPEC 3RD TREATMENT RESPONSE CHANNEL
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
NUT QUANTITY5
TEMP RATING350.0 FAHRENHEIT NOMINAL DEGF
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/13 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/12 FED SPEC 2ND MATERIAL RESPONSE CHANNEL
MATERIAL DOCUMENT AND CLASSIFICATIONST3-445 ASSN STD SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATIONST3-446 ASSN STD SINGLE MATERIAL RESPONSE CLIP
NUT COUNTERBORE DEPTH0.0625 INCHES NOMINAL OVERALL IN
NOMINAL THREAD SIZE0.1900 INCHES IN
SURFACE TREATMENTANODIZE CHANNEL
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
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is ST3M543N12A5-1?
ST3M543N12A5-1 is a NUT ASSEMBLY,SELF-LOCKING,GANG C.
What is the NSN for ST3M543N12A5-1?
ST3M543N12A5-1 is cataloged in the U.S. Government catalog under NSN 5310-01-480-7659. This indicates validated use in U.S. government and defense supply chains.
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