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PartsTable / COMPONENT / 26799N PIECE 58
26799N PIECE 58 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, recess_depth: 0.128 INCHES NOMINAL IN, hole_diameter: 0.328 INCHES NOMINAL IN, overall_height: 0.188 INCHES NOMINAL IN, outside_diameter: 1.500 INCHES NOMINAL IN, style_designator: RECESSED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-656-0398, 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
26799N PIECE 58
NSN: 5310-00-656-0398
FSC: 5310
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
recess_depth0.128 INCHES NOMINAL IN
hole_diameter0.328 INCHES NOMINAL IN
overall_height0.188 INCHES NOMINAL IN
outside_diameter1.500 INCHES NOMINAL IN
style_designatorRECESSED
material_thickness0.059 INCHES NOMINAL IN
material_document_and_classificationQQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-656-0398
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 26799N PIECE 58 · 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
•
HOLE DIAMETER: 0.328 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
STYLE DESIGNATOR: RECESSED
•
RECESS DEPTH: 0.128 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.059 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.328 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORRECESSED
OVERALL HEIGHT0.188 INCHES NOMINAL IN
RECESS DEPTH0.128 INCHES NOMINAL IN
MATERIAL THICKNESS0.059 INCHES NOMINAL IN
OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
AN3102A14S-1SInterchangeable
interchangeable cross-reference
interchangeable
358-8059Interchangeable
interchangeable cross-reference
interchangeable
20572Interchangeable
interchangeable cross-reference
interchangeable
78573Interchangeable
interchangeable cross-reference
interchangeable
20348Interchangeable
interchangeable cross-reference
interchangeable
12509437Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 26799N PIECE 58?
26799N PIECE 58 is a WASHER,RECESSED.
What parts can replace 26799N PIECE 58?
There are 11 known substitutes for 26799N PIECE 58: AN3102A14S-1S, 358-8059, 20572 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 26799N PIECE 58?
26799N PIECE 58 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-656-0398. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026