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WAS150 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

WAS150: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.0465 INCHES MINIMUM AND 0.0515 INCHES MAXIMUM IN, hole_diameter: 0.190 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN, overall_diameter: 0.337 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN, surface_treatment: ZINC OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-209-0135, 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
WAS150
NSN: 5310-00-209-0135
FSC: 5310 — Nuts and Washers
CAGE: 21900 — FEDERAL DIV OF VICTOREEN INSTRUMENT CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.0465 INCHES MINIMUM AND 0.0515 INCHES MAXIMUM IN
hole_diameter0.190 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
overall_diameter0.337 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN
surface_treatmentZINC OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
surface_treatment_document_and_classificationQQ-Z-325,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-209-0135
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: WAS150 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-Z-325,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 0.337 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: ZINC OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.190 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER0.337 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTZINC OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.190 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
THICKNESS0.0465 INCHES MINIMUM AND 0.0515 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
609051Reference document
Same NSN cross-reference
Reference document — Secondary reference
9051P5Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WAS150?
WAS150 is a WASHER,FLAT.
What parts can replace WAS150?
There are 2 known substitutes for WAS150: 609051, 9051P5. Substitute compatibility should be verified for your specific system.
What is the NSN for WAS150?
WAS150 is cataloged in the U.S. Government catalog under NSN 5310-00-209-0135. 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.