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580R498H01 — NUT,PLAIN,PLATE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

580R498H01: NUT,PLAIN,PLATE.

The NUT,PLAIN,PLATE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, nut_length: 1.290 INCHES MAXIMUM IN, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNF, overall_height: 0.281 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-175-7960, 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
580R498H01
NSN: 5310-00-175-7960
FSC: 5310 — Nuts and Washers
CAGE: 48306 — NORTHROP GRUMMAN SUPPORT SERVICES CORP (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
nut_length1.290 INCHES MAXIMUM IN
temp_rating450.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNF
overall_height0.281 INCHES MAXIMUM IN
hardness_rating49.0 ROCKWELL C NOMINAL
thread_directionRIGHT-HAND
features_providedFLOATING NUT
nominal_thread_size0.250 INCHES IN
mounting_hole_diameter0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
nut_mounting_provisionSTRAIGHT HOLES
NSN5310-00-175-7960
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 580R498H01 · 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
•
NUT LENGTH: 1.290 INCHES MAXIMUM IN
•
DISTANCE FROM MOUNTING HOLE CENTER TO BASE: 0.100 INCHES MINIMUM IN
•
THREAD SERIES: UNF
•
TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
HARDNESS RATING: 49.0 ROCKWELL C NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.281 INCHES MAXIMUM IN
NUT LENGTH1.290 INCHES MAXIMUM IN
DISTANCE FROM MOUNTING HOLE CENTER TO BASE0.100 INCHES MINIMUM IN
THREAD SERIESUNF
TEMP RATING450.0 FAHRENHEIT NOMINAL DEGF
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
HARDNESS RATING49.0 ROCKWELL C NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
FEATURES PROVIDEDFLOATING NUT
SUBSTITUTES & CROSS-REFERENCES 4
T65C428CNLNFReference document
Same NSN cross-reference
Reference document — Secondary reference
F19647-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
13705-048NLUPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
T65C428NLNFReference document
Same NSN cross-reference
Reference document — Secondary reference
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 580R498H01?
580R498H01 is a NUT,PLAIN,PLATE.
What parts can replace 580R498H01?
There are 4 known substitutes for 580R498H01: T65C428CNLNF, F19647-4, 13705-048NLUP and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 580R498H01?
580R498H01 is cataloged in the U.S. Government catalog under NSN 5310-00-175-7960. 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.