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PartsTable / COMPONENT / 43864
43864 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include depth: 0.050 INCHES NOMINAL IN, width: 0.080 INCHES NOMINAL IN, material: STEEL COMP 630, body_width: 0.938 INCHES NOMINAL IN, bore_shape: STRAIGHT, case_style: SQUARE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-285-5824, 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
43864
NSN: 5330-00-285-5824
FSC: 5330
CAGE: 76680 — FEDERAL-MOGUL CORP CHASSIS PRODUCTS DIV (USA)
SPECIFICATIONS
depth0.050 INCHES NOMINAL IN
width0.080 INCHES NOMINAL IN
materialSTEEL COMP 630
body_width0.938 INCHES NOMINAL IN
bore_shapeSTRAIGHT
case_styleSQUARE
drive_typeSLOTTED FACE
seal_width0.562 INCHES NOMINAL IN
body_height1.657 INCHES NOMINAL IN
body_length1.422 INCHES NOMINAL IN
thread_size0.625-40
bore_diameter0.443 INCHES MINIMUM AND 0.449 INCHES MAXIMUM IN
NSN5330-00-285-5824
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 43864 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CASE STYLE: SQUARE
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 4.501 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
•
ACCOMMODATED SHAFT DIAMETER: 3.500 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
SEAL WIDTH: 0.562 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CASE STYLESQUARE
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER4.501 INCHES NOMINAL IN
MATERIALSTEEL CASE
ACCOMMODATED SHAFT DIAMETER3.500 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
MATERIALLEATHER SEALING ELEMENT
SEAL WIDTH0.562 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
TX155Interchangeable
interchangeable cross-reference
interchangeable
5947Interchangeable
interchangeable cross-reference
interchangeable
18GET15Interchangeable
interchangeable cross-reference
interchangeable
437528C93Interchangeable
interchangeable cross-reference
interchangeable
437528C92Interchangeable
interchangeable cross-reference
interchangeable
4801Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 43864?
43864 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 43864?
There are 19 known substitutes for 43864: TX155, 5947, 18GET15 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 43864?
43864 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-285-5824. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026