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2-18157-03 — WASHER,SHOULDERED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2-18157-03: WASHER,SHOULDERED.

The WASHER,SHOULDERED is a the manufacturer industrial component. Key specifications include material: PLASTIC ACETAL OVERALL, hole_diameter: 0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, outside_diameter: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, style_designator: SHOULDERED, shoulder_diameter: 0.137 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN, material_thickness: 0.047 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-335-7095, 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
2-18157-03
NSN: 5310-01-335-7095
FSC: 5310 — Nuts and Washers
CAGE: 33604 — EXCELITAS TECHNOLOGIES CORP (USA)
SPECIFICATIONS
materialPLASTIC ACETAL OVERALL
hole_diameter0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
outside_diameter0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
style_designatorSHOULDERED
shoulder_diameter0.137 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
material_thickness0.047 INCHES NOMINAL IN
material_document_and_classificationL-P-392 TY 2 CL 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-335-7095
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2-18157-03 · 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
•
STYLE DESIGNATOR: SHOULDERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-392 TY 2 CL 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.047 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.137 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC ACETAL OVERALL
•
HOLE DIAMETER: 0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSHOULDERED
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-392 TY 2 CL 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
MATERIAL THICKNESS0.047 INCHES NOMINAL IN
SHOULDER DIAMETER0.137 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
MATERIALPLASTIC ACETAL OVERALL
HOLE DIAMETER0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 2-18157-03?
2-18157-03 is a WASHER,SHOULDERED.
What is the NSN for 2-18157-03?
2-18157-03 is cataloged in the U.S. Government catalog under NSN 5310-01-335-7095. 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.