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PartsTable / COMPONENT / 22590-001
22590-001 ✓ 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 NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, nut_style: HEXAGON, nut_height: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, thread_series: UNS, thread_direction: RIGHT-HAND, width_across_flats: 0.860 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-734-9022, 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
22590-001
NSN: 5310-00-734-9022
FSC: 5310
CAGE: 74025 — MARATHONNORCO AEROSPACE, INC. DBA MARATHON POWER TECHNOLOGIES COMPANY (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
nut_styleHEXAGON
nut_height0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
thread_seriesUNS
thread_directionRIGHT-HAND
width_across_flats0.860 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
bearing_surface_typeFLAT
NSN5310-00-734-9022
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 22590-001 · 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
•
THREAD SERIES: UNS
•
THREAD DIRECTION: RIGHT-HAND
•
NUT HEIGHT: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
•
BEARING SURFACE TYPE: FLAT
•
WIDTH ACROSS FLATS: 0.860 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNS
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
BEARING SURFACE TYPEFLAT
WIDTH ACROSS FLATS0.860 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
NUT STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
178602Interchangeable
interchangeable cross-reference
interchangeable
8071-2Interchangeable
interchangeable cross-reference
interchangeable
22590Interchangeable
interchangeable cross-reference
interchangeable
D-99042Interchangeable
interchangeable cross-reference
interchangeable
1E70F30SInterchangeable
interchangeable cross-reference
interchangeable
9117Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 22590-001?
22590-001 is a NUT,PLAIN,HEXAGON.
What parts can replace 22590-001?
There are 9 known substitutes for 22590-001: 178602, 8071-2, 22590 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 22590-001?
22590-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-734-9022. 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