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ST3M775N1-10-3 — NUT ASSEMBLY,SELF-LOCKING,GANG C

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ST3M775N1-10-3: NUT ASSEMBLY,SELF-LOCKING,GANG C.

NUT ASSEMBLY,SELF-LOCKING,GANG C. Key specifications include material: ALUMINUM ALLOY OVERALL, nut_style: GANG CHANNEL, SELF LOCKING, nut_spacing: 1.25 INCHES NOMINAL IN, channel_style: STRAIGHT TYPE, overall_length: 71.250 INCHES NOMINAL IN, nominal_thread_size: 0.3125 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-705-6144, 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
ST3M775N1-10-3
NSN: 5310-01-705-6144
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
nut_styleGANG CHANNEL, SELF LOCKING
nut_spacing1.25 INCHES NOMINAL IN
channel_styleSTRAIGHT TYPE
overall_length71.250 INCHES NOMINAL IN
nominal_thread_size0.3125 INCHES IN
end_item_identificationEA-18G GROWLER AIRCRAFT G
part_name_assigned_by_controlling_agencyNUT,SELF-LOCKING GANG CHANNEL
NSN5310-01-705-6144
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ST3M775N1-10-3 · 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
•
NOMINAL THREAD SIZE: 0.3125 INCHES IN
•
NUT STYLE: GANG CHANNEL, SELF LOCKING
•
MATERIAL: ALUMINUM ALLOY OVERALL
•
NUT SPACING: 1.25 INCHES NOMINAL IN
•
CHANNEL STYLE: STRAIGHT TYPE
TECHNICAL CHARACTERISTICS
OVERALL LENGTH71.250 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.3125 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT,SELF-LOCKING GANG CHANNEL
NUT STYLEGANG CHANNEL, SELF LOCKING
END ITEM IDENTIFICATIONEA-18G GROWLER AIRCRAFT G
MATERIALALUMINUM ALLOY OVERALL
NUT SPACING1.25 INCHES NOMINAL IN
CHANNEL STYLESTRAIGHT TYPE
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 ST3M775N1-10-3?
ST3M775N1-10-3 is a NUT ASSEMBLY,SELF-LOCKING,GANG C.
What is the NSN for ST3M775N1-10-3?
ST3M775N1-10-3 is cataloged in the U.S. Government catalog under NSN 5310-01-705-6144. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.