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121597 — CHAMBER,AIR BRAKE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

121597: CHAMBER,AIR BRAKE.

The CHAMBER,AIR BRAKE is a the manufacturer industrial component. Key specifications include stroke_length: 2.50 INCHES IN, push_rod_length: 6.25 INCHES IN, function_for_which_designed: SERVICE BRAKING, part_name_assigned_by_controlling_agency: AIR BRAKE, push_rod_thread_size_and_series/type_designator: 5/8 INCH UNF IN, line_connection_thread_size_and_series/type_designator: 0.375-18 NPTF. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-392-1847, 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
121597
NSN: 5340-00-392-1847
NIINs: 003921847, 016523363
FSC: 5340 — Hardware, Commercial
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
stroke_length2.50 INCHES IN
push_rod_length6.25 INCHES IN
function_for_which_designedSERVICE BRAKING
part_name_assigned_by_controlling_agencyAIR BRAKE
push_rod_thread_size_and_series/type_designator5/8 INCH UNF IN
line_connection_thread_size_and_series/type_designator0.375-18 NPTF
NSN5340-00-392-1847
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 121597 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
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FSC APPLICATION DATA: TELETYPE AND FACSIMILE EQUIPMENT
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
SPECIAL FEATURESMATERIAL,METAL; 3.312 IN. LG; 0.250 IN. W; 1.875 IN. H IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121597?
121597 is a CHAMBER,AIR BRAKE.
What is the NSN for 121597?
121597 is cataloged in the U.S. Government catalog under NSN 5340-00-392-1847. This indicates validated use in U.S. government and defense supply chains.
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