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PartsTable / COMPONENT / 56072-1
56072-1 ✓ 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

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include material: PLASTIC STYRENE, inclosure: INCLUDED, action_type: VIBRATING, overall_length: 2.380 INCHES NOMINAL IN, mounting_method: BULKHEAD, frequency_rating: 40.0 HERTZ MINIMUM AND 600.0 HERTZ MAXIMUM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-728-3493, 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
56072-1
NSN: 5310-00-728-3493
FSC: 5310
CAGE: 86928 — SEASTROM MANUFACTURING CO INC (USA)
SPECIFICATIONS
materialPLASTIC STYRENE
inclosureINCLUDED
action_typeVIBRATING
overall_length2.380 INCHES NOMINAL IN
mounting_methodBULKHEAD
frequency_rating40.0 HERTZ MINIMUM AND 600.0 HERTZ MAXIMUM
overall_diameter1.687 INCHES NOMINAL IN
special_featuresMEDIUM LOUDNESS; CONTITUOUS TONES
mounting_hole_diameter1.137 INCHES NOMINAL IN
mounting_hole_quantity1
voltage_in_volts_and_current_type115.0 AC
material_document_and_classificationL-P-396, TYPE 1, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE
NSN5310-00-728-3493
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 56072-1 · 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
•
HOLE DIAMETER: 0.193 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.078 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
•
SHOULDER HEIGHT: 0.043 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.257 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.193 INCHES NOMINAL IN
MATERIAL THICKNESS0.078 INCHES NOMINAL IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
SHOULDER HEIGHT0.043 INCHES NOMINAL IN
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
SHOULDER DIAMETER0.257 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
2900036Interchangeable
interchangeable cross-reference
interchangeable
PT112111Interchangeable
interchangeable cross-reference
interchangeable
32169Interchangeable
interchangeable cross-reference
interchangeable
104-4310Interchangeable
interchangeable cross-reference
interchangeable
12-364-9369Interchangeable
interchangeable cross-reference
interchangeable
2371Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56072-1?
56072-1 is a CAPACITOR,FIXED,MICA DIELECTRIC.
What parts can replace 56072-1?
There are 10 known substitutes for 56072-1: 2900036, PT112111, 32169 and 7 more. Substitute compatibility should be verified for your specific system.
Is 56072-1 still available?
56072-1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026