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AA7170243D9A — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AA7170243D9A: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL FLOW CONTROL DEVICE, connection_type: UNTHREADED EXTERNAL PIPE ALL ENDS, connection_style: SWIVEL NUT, GASKET SEAL (GAS FITTING) ALL ENDS, style_designator: STRAIGHT THRU, valve_operation_method: AUTOMATIC, nominal_pipe_size_accommodated: 0.112 INCHES ALL ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-651-3519, 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
AA7170243D9A
NSN: 4820-01-651-3519
FSC: 4820 — Valves, Nonpowered
CAGE: 18350 — PALL AEROPOWER CORPORATION (USA)
SPECIFICATIONS
materialSTEEL FLOW CONTROL DEVICE
connection_typeUNTHREADED EXTERNAL PIPE ALL ENDS
connection_styleSWIVEL NUT, GASKET SEAL (GAS FITTING) ALL ENDS
style_designatorSTRAIGHT THRU
valve_operation_methodAUTOMATIC
nominal_pipe_size_accommodated0.112 INCHES ALL ENDS IN
NSN4820-01-651-3519
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AA7170243D9A · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.112 INCHES ALL ENDS IN
•
CONNECTION STYLE: SWIVEL NUT, GASKET SEAL (GAS FITTING) ALL ENDS
•
CONNECTION TYPE: UNTHREADED EXTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL: STEEL FLOW CONTROL DEVICE
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED0.112 INCHES ALL ENDS IN
CONNECTION STYLESWIVEL NUT, GASKET SEAL (GAS FITTING) ALL ENDS
CONNECTION TYPEUNTHREADED EXTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIALSTEEL FLOW CONTROL DEVICE
VALVE OPERATION METHODAUTOMATIC
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
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 AA7170243D9A?
AA7170243D9A is a VALVE,CHECK.
What is the NSN for AA7170243D9A?
AA7170243D9A is cataloged in the U.S. Government catalog under NSN 4820-01-651-3519. 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.