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SM-A-859097 — VALVE,PRESSURE EQUALIZING,GASEOU

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

SM-A-859097: VALVE,PRESSURE EQUALIZING,GASEOU.

VALVE,PRESSURE EQUALIZING,GASEOU. Key specifications include material: ALUMINUM ALLOY 2024 BODY, body_style: SINGLE CONNECTION STRAIGHT THRU, temp_rating: 160.0 FAHRENHEIT DEGF, disk_loading_method: WEIGHT, flow_control_device: DISK, CIRCULAR, media_for_which_designed: AIR. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-181-1893, 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
SM-A-859097
NSN: 4820-01-181-1893
FSC: 4820 — Valves, Nonpowered
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 BODY
body_styleSINGLE CONNECTION STRAIGHT THRU
temp_rating160.0 FAHRENHEIT DEGF
disk_loading_methodWEIGHT
flow_control_deviceDISK, CIRCULAR
end_connection_quantity1
media_for_which_designedAIR
opening_pressure_settingERR-060
absolute_pressure_setting3.0
first_end_connection_typeTHREADED EXTERNAL PIPE
valve_venting_design_typeATMOSPHERIC
first_end_style_designatorPLAIN
NSN4820-01-181-1893
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SM-A-859097 · 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
•
FLOW CONTROL DEVICE: DISK, CIRCULAR
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
TEMP RATING: 160.0 FAHRENHEIT DEGF
•
BODY STYLE: SINGLE CONNECTION STRAIGHT THRU
•
FIRST END STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE BODY
•
END CONNECTION QUANTITY: 1
•
VALVE VENTING DESIGN TYPE: ATMOSPHERIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK, CIRCULAR
FIRST END THREAD DIRECTIONRIGHT-HAND
TEMP RATING160.0 FAHRENHEIT DEGF
BODY STYLESINGLE CONNECTION STRAIGHT THRU
FIRST END STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE BODY
END CONNECTION QUANTITY1
VALVE VENTING DESIGN TYPEATMOSPHERIC
OPENING PRESSURE SETTINGERR-060
DISK LOADING METHODWEIGHT
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SM-A-859097?
SM-A-859097 is a VALVE,PRESSURE EQUALIZING,GASEOU.
What is the NSN for SM-A-859097?
SM-A-859097 is cataloged in the U.S. Government catalog under NSN 4820-01-181-1893. This indicates validated use in U.S. government and defense supply chains.
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