PartsTable
Technical Data Sheet
Download PDF

MBEU26993 — WASHER,SADDLE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MBEU26993: WASHER,SADDLE.

The WASHER,SADDLE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, hole_diameter: 0.193 INCHES NOMINAL IN, overall_height: 0.130 INCHES NOMINAL IN, outside_diameter: 0.300 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL, surface_treatment_document_and_classification: D.S.301-1 FSCM 04253 MFR REF SINGLE TREATMENT RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-139-0664, 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
MBEU26993
NSN: 5310-00-139-0664
FSC: 5310 — Nuts and Washers
CAGE: U1604 — MARTIN-BAKER AIRCRAFT COMPANY LIMITED (GBR)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
hole_diameter0.193 INCHES NOMINAL IN
overall_height0.130 INCHES NOMINAL IN
outside_diameter0.300 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
surface_treatment_document_and_classificationD.S.301-1 FSCM 04253 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-139-0664
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MBEU26993 · 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: D.S.301-1 FSCM 04253 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.300 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL COMP 630 OVERALL
•
HOLE DIAMETER: 0.193 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.130 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIOND.S.301-1 FSCM 04253 MFR REF SINGLE TREATMENT RESPONSE OVERALL
OUTSIDE DIAMETER0.300 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 630 OVERALL
HOLE DIAMETER0.193 INCHES NOMINAL 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
Ready to buy MBEU26993?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is MBEU26993?
MBEU26993 is a WASHER,SADDLE.
What is the NSN for MBEU26993?
MBEU26993 is cataloged in the U.S. Government catalog under NSN 5310-00-139-0664. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — MBEU26993

✓ 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.