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ST3M545N13A44-2 — NUT ASSEMBLY,SELF-LOCKING,GANG C

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ST3M545N13A44-2: NUT ASSEMBLY,SELF-LOCKING,GANG C.

NUT ASSEMBLY,SELF-LOCKING,GANG C. Key specifications include material: ALUMINUM ALLOY 7075 CHANNEL, nut_style: GANG CHANNEL, SELF LOCKINGGANG CHANNEL, SELF LOCKING, lubrication: DRY FILM LUBRICANTDRY FILM LUBRICANT, nut_quantity: 4444, thread_class: 3B3B, channel_style: STRAIGHT TYPESTRAIGHT TYPE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-261-4342, 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
ST3M545N13A44-2
NSN: 5310-01-261-4342
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 7075 CHANNEL
nut_styleGANG CHANNEL, SELF LOCKINGGANG CHANNEL, SELF LOCKING
lubricationDRY FILM LUBRICANTDRY FILM LUBRICANT
nut_quantity4444
thread_class3B3B
channel_styleSTRAIGHT TYPESTRAIGHT TYPE
overall_width0.640 INCHES NOMINAL0.640 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF)
channel_height0.344 INCHES NOMINAL0.344 INCHES NOMINAL IN
locking_featurePREVAILING TORQUE ALL METAL DESIGNPREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HANDRIGHT-HAND
nominal_thread_size0.312 INCHES0.312 INCHES IN
NSN5310-01-261-4342
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ST3M545N13A44-2 · 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
•
LUBRICATION: DRY FILM LUBRICANTDRY FILM LUBRICANT
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF)
•
NUT QUANTITY: 4444
•
CHANNEL HEIGHT: 0.344 INCHES NOMINAL0.344 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HANDRIGHT-HAND
•
NOMINAL THREAD SIZE: 0.312 INCHES0.312 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGNPREVAILING TORQUE ALL METAL DESIGN
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANTDRY FILM LUBRICANT
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF)
NUT QUANTITY4444
OVERALL WIDTH0.640 INCHES NOMINAL0.640 INCHES NOMINAL IN
CHANNEL HEIGHT0.344 INCHES NOMINAL0.344 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HANDRIGHT-HAND
NOMINAL THREAD SIZE0.312 INCHES0.312 INCHES IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGNPREVAILING TORQUE ALL METAL DESIGN
ASSEMBLY OVERALL HEIGHT0.400 INCHES NOMINAL0.400 INCHES NOMINAL IN
NUT STYLEGANG CHANNEL, SELF LOCKINGGANG CHANNEL, SELF LOCKING
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 1
G14421-2-5-13Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST3M545N13A44-2?
ST3M545N13A44-2 is a NUT ASSEMBLY,SELF-LOCKING,GANG C.
What parts can replace ST3M545N13A44-2?
There is 1 known substitute for ST3M545N13A44-2: G14421-2-5-13. Substitute compatibility should be verified for your specific system.
What is the NSN for ST3M545N13A44-2?
ST3M545N13A44-2 is cataloged in the U.S. Government catalog under NSN 5310-01-261-4342. This indicates validated use in U.S. government and defense supply chains.
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