PartsTable
Technical Data Sheet
88-22790-6 ✓ 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: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.706 INCHES MINIMUM AND 0.731 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-470-1278, 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
88-22790-6
NSN: 5310-01-470-1278
FSC: 5310
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.706 INCHES MINIMUM AND 0.731 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_across_flats0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
nominal_thread_size0.625 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
end_item_identification6115-01-462-0291;GENERATOR SET,DIESEL ENGINE:WSD;60 KW TQG GENERATOR FAMILY
thread_quantity_per_inch18
NSN5310-01-470-1278
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 88-22790-6 · 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: 0.625 INCHES IN
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
THREAD SERIES: UNF
THREAD QUANTITY PER INCH: 18
MATERIAL: STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A 563 GRADE A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT: ZINC OVERALL
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.625 INCHES IN
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD SERIESUNF
THREAD QUANTITY PER INCH18
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A 563 GRADE A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTZINC OVERALL
NUT STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
END ITEM IDENTIFICATION6115-01-462-0291;GENERATOR SET,DIESEL ENGINE:WSD;60 KW TQG GENERATOR FAMILY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
4322650Interchangeable
interchangeable cross-reference
interchangeable
88-22790Interchangeable
interchangeable cross-reference
interchangeable
124-7121006 PC 13Interchangeable
interchangeable cross-reference
interchangeable
88-22790-1Interchangeable
interchangeable cross-reference
interchangeable
88-22790-3Interchangeable
interchangeable cross-reference
interchangeable
88-22790-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 88-22790-6?
88-22790-6 is a NUT,PLAIN,HEXAGON.
What parts can replace 88-22790-6?
There are 6 known substitutes for 88-22790-6: 4322650, 88-22790, 124-7121006 PC 13 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 88-22790-6?
88-22790-6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-470-1278. This indicates validated use in U.S. government and defense supply chains.
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