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PartsTable / COMPONENT / D301114 FIND NO 149
D301114 FIND NO 149 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, thickness: 0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN, hole_diameter: 0.307 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN, overall_diameter: 0.727 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN, special_features: CRES 316 ONLY, surface_treatment: PASSIVATE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-447-6391, 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
D301114 FIND NO 149
NSN: 5310-01-447-6391
FSC: 5310
CAGE: 3X894 — CONTROL FLOW, INC. DBA CONTROL FLOW INC (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
thickness0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
hole_diameter0.307 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
overall_diameter0.727 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
special_featuresCRES 316 ONLY
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
departure_from_cited_documentAS MODIFIED BY MATERIAL
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-447-6391
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: D301114 FIND NO 149 · 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
•
OVERALL DIAMETER: 0.727 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 316 OVERALL
•
DEPARTURE FROM CITED DOCUMENT: AS MODIFIED BY MATERIAL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HOLE DIAMETER: 0.307 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
THICKNESS: 0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER0.727 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
MATERIALSTEEL COMP 316 OVERALL
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY MATERIAL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER0.307 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
SPECIAL FEATURESCRES 316 ONLY
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
MS15795-811Interchangeable
interchangeable cross-reference
interchangeable
98019A130Interchangeable
interchangeable cross-reference
interchangeable
5310PL1369393Interchangeable
interchangeable cross-reference
interchangeable
5310008805977Interchangeable
interchangeable cross-reference
interchangeable
58531Interchangeable
interchangeable cross-reference
interchangeable
H-978-B PC 195Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D301114 FIND NO 149?
D301114 FIND NO 149 is a WASHER,FLAT.
What parts can replace D301114 FIND NO 149?
There are 9 known substitutes for D301114 FIND NO 149: MS15795-811, 98019A130, 5310PL1369393 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D301114 FIND NO 149?
D301114 FIND NO 149 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-447-6391. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026