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98490 — PUMP ASY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

98490: PUMP ASY.

The PUMP ASY is a the manufacturer industrial component. Key specifications include end_item_identification: ACFT ENG R2800. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-167-0740, 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
98490
NSN: 5310-00-167-0740
NIINs: 001670740, 004487161
FSC: 5310 — Nuts and Washers
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
end_item_identificationACFT ENG R2800
NSN5310-00-167-0740
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 98490 · 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
•
OVERALL DIAMETER: 0.500 INCHES NOMINAL IN
•
HEAT TREATMENT: T-3 SOLUTION HEAT TREATED, COLD WORKED
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: ALUMINUM ALLOY OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.250 INCHES NOMINAL IN
•
THICKNESS: 0.063 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.500 INCHES NOMINAL IN
HEAT TREATMENTT-3 SOLUTION HEAT TREATED, COLD WORKED
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALALUMINUM ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.250 INCHES NOMINAL IN
THICKNESS0.063 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 8
5310PL1816623Reference document
Same NSN cross-reference
Reference document — Informative reference only
NAS1149D0463HReference document
Same NSN cross-reference
Reference document — Secondary reference
416-28CReference document
Same NSN cross-reference
Reference document — Secondary reference
2411607Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
208868-12Reference document
Same NSN cross-reference
Reference document — Secondary reference
449-6537Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 98490?
98490 is a PUMP ASY.
What parts can replace 98490?
There are 8 known substitutes for 98490: 5310PL1816623, NAS1149D0463H, 416-28C and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 98490?
98490 is cataloged in the U.S. Government catalog under NSN 5310-00-167-0740. 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.