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Technical Data Sheet
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45541 — NUT,SPINDLE,VALVE

✓ Government record, cited
Lindy · NUT WASHER
PRODUCT OVERVIEW

45541: NUT,SPINDLE,VALVE.

The NUT,SPINDLE,VALVE is a Lindy industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-046-1962, 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
45541
NSN: 5310-01-046-1962
NIINs: 010461962, 014593352
FSC: 5310 — Nuts and Washers
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSTEEL; 2.365 IN.O/A DIA; 1.187 IN.O/A THK; INTERNAL THD 0.562-18 UNF,2B; WRENCHING FLATS ON ONE END,1.000 IN.BETWEEN FLATS,SAME END HAS 0.188 IN.SLOT,0.625 IN.DEEP IN
NSN5310-01-046-1962
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 45541 · Lindy ⚠ 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL; 2.365 IN.O/A DIA; 1.187 IN.O/A THK; INTERNAL THD 0.562-18 UNF,2B; WRENCHING FLATS ON ONE END,1.000 IN.BETWEEN FLATS,SAME END HAS 0.188 IN.SLOT,0.625 IN.DEEP IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL; 2.365 IN.O/A DIA; 1.187 IN.O/A THK; INTERNAL THD 0.562-18 UNF,2B; WRENCHING FLATS ON ONE END,1.000 IN.BETWEEN FLATS,SAME END HAS 0.188 IN.SLOT,0.625 IN.DEEP IN
SUBSTITUTES & CROSS-REFERENCES 1
A36561PC26Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 45541?
45541 is a NUT,SPINDLE,VALVE manufactured by Lindy.
What parts can replace 45541?
There is 1 known substitute for 45541: A36561PC26. Substitute compatibility should be verified for your specific system.
What is the NSN for 45541?
45541 is cataloged in the U.S. Government catalog under NSN 5310-01-046-1962. 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.