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2056-2789 — NUT,PLAIN,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2056-2789: NUT,PLAIN,PLATE.

The NUT,PLAIN,PLATE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5052 BASE, nut_length: 0.812 INCHES NOMINAL IN, plate_width: 0.375 INCHES NOMINAL IN, plate_thickness: 0.062 INCHES NOMINAL IN, material_document_and_classification: QQ-A-250/8,H32 FED SPEC SINGLE MATERIAL RESPONSE BASE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-243-9892, 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
2056-2789
NSN: 5310-01-243-9892
FSC: 5310 — Nuts and Washers
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5052 BASE
nut_length0.812 INCHES NOMINAL IN
plate_width0.375 INCHES NOMINAL IN
plate_thickness0.062 INCHES NOMINAL IN
material_document_and_classificationQQ-A-250/8,H32 FED SPEC SINGLE MATERIAL RESPONSE BASE
NSN5310-01-243-9892
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2056-2789 · 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: 0.062 INCHES NOMINAL IN
•
NUT LENGTH: 0.812 INCHES NOMINAL IN
•
PLATE WIDTH: 0.375 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/8,H32 FED SPEC SINGLE MATERIAL RESPONSE BASE
•
MATERIAL: ALUMINUM ALLOY 5052 BASE
TECHNICAL CHARACTERISTICS
PLATE THICKNESS0.062 INCHES NOMINAL IN
NUT LENGTH0.812 INCHES NOMINAL IN
PLATE WIDTH0.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/8,H32 FED SPEC SINGLE MATERIAL RESPONSE BASE
MATERIALALUMINUM ALLOY 5052 BASE
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 2056-2789?
2056-2789 is a NUT,PLAIN,PLATE.
What is the NSN for 2056-2789?
2056-2789 is cataloged in the U.S. Government catalog under NSN 5310-01-243-9892. 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.