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W0618-008 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

W0618-008: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1095 OVERALL, hole_diameter: 0.440 INCHES NOMINAL IN, overall_height: 0.040 INCHES NOMINAL IN, outside_diameter: 0.618 INCHES NOMINAL IN, material_thickness: 0.025 INCHES NOMINAL IN, material_document_and_classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-301-5076, 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
W0618-008
NSN: 5310-00-301-5076
NIINs: 003015076, 011361185
FSC: 5310 — Nuts and Washers
CAGE: 74197 — BARNES GROUP INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 1095 OVERALL
hole_diameter0.440 INCHES NOMINAL IN
overall_height0.040 INCHES NOMINAL IN
outside_diameter0.618 INCHES NOMINAL IN
material_thickness0.025 INCHES NOMINAL IN
material_document_and_classificationMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-301-5076
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: W0618-008 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.618 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.008 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 302 OVERALL
•
HOLE DIAMETER: 0.440 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.040 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.618 INCHES NOMINAL IN
MATERIAL THICKNESS0.008 INCHES NOMINAL IN
MATERIALSTEEL COMP 302 OVERALL
HOLE DIAMETER0.440 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is W0618-008?
W0618-008 is a WASHER,SPRING TENSION.
What is the NSN for W0618-008?
W0618-008 is cataloged in the U.S. Government catalog under NSN 5310-00-301-5076. This indicates validated use in U.S. government and defense supply chains.
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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.