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228838 — REGULATOR,ENGINE GENERATOR

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

228838: REGULATOR,ENGINE GENERATOR.

The REGULATOR,ENGINE GENERATOR is a the manufacturer industrial component. Key specifications include special_features: 28 VDC VDC, part_name_assigned_by_controlling_agency: VOLTAGE REGULATOR. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-558-5698, 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
228838
NSN: 5310-00-558-5698
NIINs: 005585698, 015660170
FSC: 5310 — Nuts and Washers
CAGE: 0AHP5 — CURTISS-WRIGHT CONTROLS, INC. DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
special_features28 VDC VDC
part_name_assigned_by_controlling_agencyVOLTAGE REGULATOR
NSN5310-00-558-5698
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 228838 · 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
•
CENTER HOLE WIDTH: 0.502 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
•
CENTER HOLE LENGTH: 0.502 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
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OVERALL DIAMETER: 1.080 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN
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MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
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MATERIAL: STEEL COMP 302 OVERALL
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CENTER HOLE SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS
CENTER HOLE WIDTH0.502 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
CENTER HOLE LENGTH0.502 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
OVERALL DIAMETER1.080 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 302 OVERALL
CENTER HOLE SHAPE STYLERECTANGULAR
THICKNESS0.192 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 228838?
228838 is a REGULATOR,ENGINE GENERATOR.
What is the NSN for 228838?
228838 is cataloged in the U.S. Government catalog under NSN 5310-00-558-5698. 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.