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52S — HEADSET-CHEST SET,ELECTRICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

52S: HEADSET-CHEST SET,ELECTRICAL.

The HEADSET-CHEST SET,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, microphone_element_type: CARBON, earphone_impedance_rating: 300.0 OHMS NOMINAL, microphone_mounting_facility: YOKE, chest_plate_suspension_method: HARNESS STRAP. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-770-9409, 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
52S
NSN: 5330-00-770-9409
NIINs: 007709409, 009382814
FSC: 5330 — Packing and Gasket Materials
CAGE: 52115 — BRANTNER AND ASSOCIATES, INC. (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
earphone_quantity1
microphone_element_typeCARBON
earphone_impedance_rating300.0 OHMS NOMINAL
microphone_mounting_facilityYOKE
chest_plate_suspension_methodHARNESS STRAP
NSN5330-00-770-9409
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 52S 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
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
S2259PC54Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 52S?
52S is a HEADSET-CHEST SET,ELECTRICAL.
What parts can replace 52S?
There is 1 known substitute for 52S: S2259PC54. Substitute compatibility should be verified for your specific system.
What is the NSN for 52S?
52S is cataloged in the U.S. Government catalog under NSN 5330-00-770-9409. 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.