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128390 — PLUNGER ACTUATOR ASSEMBLY,BRAKE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

128390: PLUNGER ACTUATOR ASSEMBLY,BRAKE.

PLUNGER ACTUATOR ASSEMBLY,BRAKE. Key specifications include end_item_identification: MOBILE EQUIPMENT (BRAKES GROUP), part_name_assigned_by_controlling_agency: PLUNGER. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-095-3364, 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
128390
NSN: 5310-00-095-3364
NIINs: 000953364, 015973553
FSC: 5310 — Nuts and Washers
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
end_item_identificationMOBILE EQUIPMENT (BRAKES GROUP)
part_name_assigned_by_controlling_agencyPLUNGER
NSN5310-00-095-3364
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 128390 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL AMS 6415,PLATE AMS 2408
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL AMS 6415,PLATE AMS 2408
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 128390?
128390 is a PLUNGER ACTUATOR ASSEMBLY,BRAKE.
What is the NSN for 128390?
128390 is cataloged in the U.S. Government catalog under NSN 5310-00-095-3364. 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.