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ST3M679TB7A — NUT SPACER,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ST3M679TB7A: NUT SPACER,PLATE.

The NUT SPACER,PLATE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, nut_length: 1.550 INCHES MINIMUM AND 1.570 INCHES MAXIMUM IN, plate_width: 0.896 INCHES MINIMUM AND 0.916 INCHES MAXIMUM IN, plate_thickness: 0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN, thru-hole_diameter: 0.588 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN, part_name_assigned_by_controlling_agency: NAVY SPECIAL PROJECT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-439-2537, 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
ST3M679TB7A
NSN: 5310-01-439-2537
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
nut_length1.550 INCHES MINIMUM AND 1.570 INCHES MAXIMUM IN
plate_width0.896 INCHES MINIMUM AND 0.916 INCHES MAXIMUM IN
plate_thickness0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN
thru-hole_diameter0.588 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5310-01-439-2537
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ST3M679TB7A · 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
•
PLATE THICKNESS: 0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN
•
NUT LENGTH: 1.550 INCHES MINIMUM AND 1.570 INCHES MAXIMUM IN
•
PLATE WIDTH: 0.896 INCHES MINIMUM AND 0.916 INCHES MAXIMUM IN
•
THRU-HOLE DIAMETER: 0.588 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
TECHNICAL CHARACTERISTICS
PLATE THICKNESS0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN
NUT LENGTH1.550 INCHES MINIMUM AND 1.570 INCHES MAXIMUM IN
PLATE WIDTH0.896 INCHES MINIMUM AND 0.916 INCHES MAXIMUM IN
THRU-HOLE DIAMETER0.588 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIALALUMINUM ALLOY 2024 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST3M679TB7A?
ST3M679TB7A is a NUT SPACER,PLATE.
What is the NSN for ST3M679TB7A?
ST3M679TB7A is cataloged in the U.S. Government catalog under NSN 5310-01-439-2537. 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.