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PartsTable / COMPONENT / 148099
148099 ✓ 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 8 OVERALL, thickness: 0.049 INCHES NOMINAL IN, hole_diameter: 0.188 INCHES NOMINAL IN, overall_diameter: 0.438 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, peripheral_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-014-8099, 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
148099
NSN: 5310-00-014-8099
FSC: 5310
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL COMP 8 OVERALL
thickness0.049 INCHES NOMINAL IN
hole_diameter0.188 INCHES NOMINAL IN
overall_diameter0.438 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-S-854 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-014-8099
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 148099 · 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: STEEL COMP 8 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-854 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.438 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
THICKNESS: 0.049 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 8 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-854 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.438 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
THICKNESS0.049 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
HOLE DIAMETER0.188 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
1888Interchangeable
IBM 139GB 15k RPM SAS SFF-1 HDD
interchangeable
A38HYTInterchangeable
interchangeable cross-reference
interchangeable
A38Interchangeable
interchangeable cross-reference
interchangeable
12844Interchangeable
interchangeable cross-reference
interchangeable
SDJ32Interchangeable
interchangeable cross-reference
interchangeable
1299Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 148099?
148099 is a WASHER,FLAT.
What parts can replace 148099?
There are 16 known substitutes for 148099: 1888, A38HYT, A38 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 148099?
148099 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-014-8099. 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