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9-4D — ELECTRON TUBE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

9-4D: ELECTRON TUBE.

The ELECTRON TUBE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, tube_type: BALLAST, hole_diameter: 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN, heat_treatment: AS FABRICATED, outside_diameter: 0.747 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN, style_designator: SLOTTED. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-361-7616, 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
9-4D
NSN: 5310-00-361-7616
NIINs: 003617616, 008125808
FSC: 5310 — Nuts and Washers
CAGE: 78222 — R. H. SHEPPARD CO., INC. DBA SHEPPARD (USA)
SPECIFICATIONS
materialSTEEL OVERALL
tube_typeBALLAST
hole_diameter0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
heat_treatmentAS FABRICATED
outside_diameter0.747 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
style_designatorSLOTTED
material_thickness0.152 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5310-00-361-7616
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 9-4D · 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
•
HEAT TREATMENT: AS FABRICATED
•
STYLE DESIGNATOR: SLOTTED
•
OUTSIDE DIAMETER: 0.747 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.152 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAT TREATMENTAS FABRICATED
STYLE DESIGNATORSLOTTED
OUTSIDE DIAMETER0.747 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
MATERIAL THICKNESS0.152 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIALSTEEL OVERALL
HOLE DIAMETER0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
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 9-4D?
9-4D is a ELECTRON TUBE.
What is the NSN for 9-4D?
9-4D is cataloged in the U.S. Government catalog under NSN 5310-00-361-7616. 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.