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623-001-0411 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

623-001-0411: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.380 INCHES NOMINAL IN, outside_diameter: 0.683 INCHES NOMINAL IN, style_designator: SPLIT HELICAL-LEFT HAND, material_thickness: 0.094 INCHES NOMINAL IN, end_item_identification: MOYNO 2000 PUMP. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-135-6341, 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
623-001-0411
NSN: 5310-01-135-6341
NIINs: 011356341, 015333324
FSC: 5310 — Nuts and Washers
CAGE: 51064 — ROBBINS AND MYERS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.380 INCHES NOMINAL IN
outside_diameter0.683 INCHES NOMINAL IN
style_designatorSPLIT HELICAL-LEFT HAND
material_thickness0.094 INCHES NOMINAL IN
end_item_identificationMOYNO 2000 PUMP
NSN5310-01-135-6341
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 623-001-0411 · 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
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
SUBSTITUTES & CROSS-REFERENCES 1
36701 ITEM 116Reference 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 623-001-0411?
623-001-0411 is a WASHER,LOCK.
What parts can replace 623-001-0411?
There is 1 known substitute for 623-001-0411: 36701 ITEM 116. Substitute compatibility should be verified for your specific system.
What is the NSN for 623-001-0411?
623-001-0411 is cataloged in the U.S. Government catalog under NSN 5310-01-135-6341. 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.