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5489361 — PISTON,VALVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

5489361: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY AND COPPER ALLOY AND NICKEL ALLOY, overall_length: 3.440 INCHES NOMINAL IN, outside_diameter: 1.614 INCHES NOMINAL IN, special_features: WEAPON SYSTEM ESSENTIAL, features_provided: THREADED, end_item_identification: HOIST ASSEMBLY PERISCOPE. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-426-9374, 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
5489361
NSN: 5315-00-426-9374
NIINs: 004269374, 015159510
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY AND COPPER ALLOY AND NICKEL ALLOY
overall_length3.440 INCHES NOMINAL IN
outside_diameter1.614 INCHES NOMINAL IN
special_featuresWEAPON SYSTEM ESSENTIAL
features_providedTHREADED
end_item_identificationHOIST ASSEMBLY PERISCOPE
valve_design_control_activity53711
criticality_code_justificationFEAT
NSN5315-00-426-9374
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5489361 · 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
•
FIRST END STYLE: SQUARE
•
PIN OVERALL DIAMETER: 0.1250 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 2.000 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
FIRST END STYLESQUARE
PIN OVERALL DIAMETER0.1250 INCHES NOMINAL IN
PIN OVERALL LENGTH2.000 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 6
6640220 FIND 3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
522 5489361 ITEM 3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
522 5489361 REVReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5489361 FIND 3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1665-33-13Reference document
Same NSN cross-reference
Reference document — Secondary reference
L9930303Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 5489361?
5489361 is a PISTON,VALVE.
What parts can replace 5489361?
There are 6 known substitutes for 5489361: 6640220 FIND 3, 522 5489361 ITEM 3, 522 5489361 REV and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5489361?
5489361 is cataloged in the U.S. Government catalog under NSN 5315-00-426-9374. 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.