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AE961 — VALVE,VACUUM REGULATING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AE961: VALVE,VACUUM REGULATING.

The VALVE,VACUUM REGULATING is a the manufacturer industrial component. Key specifications include body_style: SINGLE CONNECTION, STRAIGHT FLOW, temp_adjustability: ADJUSTABLE, flow_control_device: POPPET, end_item_identification: E/I NSN 4920-01-433-5025; W/S C-171A AIRCRAFT SUPPORT EQUIPMENT A. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-462-1574, 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
AE961
NSN: 4820-01-462-1574
FSC: 4820 — Valves, Nonpowered
CAGE: 24123 — GAST MFG CORP (USA)
SPECIFICATIONS
body_styleSINGLE CONNECTION, STRAIGHT FLOW
temp_adjustabilityADJUSTABLE
flow_control_devicePOPPET
end_connection_quantity1
end_item_identificationE/I NSN 4920-01-433-5025; W/S C-171A AIRCRAFT SUPPORT EQUIPMENT A
NSN4820-01-462-1574
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AE961 · 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: POPPET
•
BODY STYLE: SINGLE CONNECTION, STRAIGHT FLOW
•
END CONNECTION QUANTITY: 1
•
TEMP ADJUSTABILITY: ADJUSTABLE
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
BODY STYLESINGLE CONNECTION, STRAIGHT FLOW
END CONNECTION QUANTITY1
TEMP ADJUSTABILITYADJUSTABLE
END ITEM IDENTIFICATIONE/I NSN 4920-01-433-5025; W/S C-171A AIRCRAFT SUPPORT EQUIPMENT A
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 AE961?
AE961 is a VALVE,VACUUM REGULATING.
What is the NSN for AE961?
AE961 is cataloged in the U.S. Government catalog under NSN 4820-01-462-1574. 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.