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ST3M544N12A4-2 — NUT ASSEMBLY,SELF-LOCKING,GANG C

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ST3M544N12A4-2: NUT ASSEMBLY,SELF-LOCKING,GANG C.

NUT ASSEMBLY,SELF-LOCKING,GANG C. Key specifications include material: ALUMINUM ALLOY 7075 OVERALL, nut_style: GANG CHANNEL, SELF LOCKING, temp_rating: 350.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, channel_style: STRAIGHT TYPE, overall_width: 0.574 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-474-0848, 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
ST3M544N12A4-2
NSN: 5310-01-474-0848
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 7075 OVERALL
nut_styleGANG CHANNEL, SELF LOCKING
temp_rating350.0 FAHRENHEIT NOMINAL DEGF
nut_quantity4
thread_class3B
channel_styleSTRAIGHT TYPE
overall_width0.574 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
channel_height0.351 INCHES NOMINAL IN
nominal_thread_size0.250 INCHES IN
counterbore_diameter0.254 INCHES NOMINAL NUT IN
nut_counterbore_depth0.125 INCHES NOMINAL NUT IN
NSN5310-01-474-0848
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ST3M544N12A4-2 · 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
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
NUT QUANTITY: 4
•
TEMP RATING: 350.0 FAHRENHEIT NOMINAL DEGF
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-25-/13 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NUT COUNTERBORE DEPTH: 0.125 INCHES NOMINAL NUT IN
•
CHANNEL HEIGHT: 0.351 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
NUT QUANTITY4
TEMP RATING350.0 FAHRENHEIT NOMINAL DEGF
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-25-/13 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.574 INCHES NOMINAL IN
NUT COUNTERBORE DEPTH0.125 INCHES NOMINAL NUT IN
CHANNEL HEIGHT0.351 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.250 INCHES IN
COUNTERBORE DIAMETER0.254 INCHES NOMINAL NUT IN
ASSEMBLY OVERALL HEIGHT0.298 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST3M544N12A4-2?
ST3M544N12A4-2 is a NUT ASSEMBLY,SELF-LOCKING,GANG C.
What is the NSN for ST3M544N12A4-2?
ST3M544N12A4-2 is cataloged in the U.S. Government catalog under NSN 5310-01-474-0848. This indicates validated use in U.S. government and defense supply chains.
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