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10163923 ✓ 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

PARTS KIT,REGULATOR BREATHING GA. Key specifications include document_type: CATALOG SHEET, document_source: 8F723, component_document_origin: INDUSTRIAL, accessory_controlling_agency: MINE SAFETY APPLIANCES COMPANY,LLC, accessory_identifying_number: 10163923 PART NO., part_name_assigned_by_controlling_agency: OVERHAUL KIT, G1, REG, CBRN, ELEK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-142-9481, 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
10163923
NSN: 5340-01-142-9481
FSC: 5340
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
document_typeCATALOG SHEET
document_source8F723
component_document_originINDUSTRIAL
accessory_controlling_agencyMINE SAFETY APPLIANCES COMPANY,LLC
accessory_identifying_number10163923 PART NO.
part_name_assigned_by_controlling_agencyOVERHAUL KIT, G1, REG, CBRN, ELEK
NSN5340-01-142-9481
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10163923 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
9152Interchangeable
interchangeable cross-reference
interchangeable
623-09152Interchangeable
interchangeable cross-reference
interchangeable
969-5005-001Interchangeable
interchangeable cross-reference
interchangeable
A4A4-10Interchangeable
interchangeable cross-reference
interchangeable
A2-20X20X2Interchangeable
interchangeable cross-reference
interchangeable
225060WSFInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10163923?
10163923 is a PARTS KIT,REGULATOR BREATHING GA.
What parts can replace 10163923?
There are 13 known substitutes for 10163923: 9152, 623-09152, 969-5005-001 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10163923?
10163923 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-142-9481. 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