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26940973 — VALVE,AIR MODULATING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

26940973: VALVE,AIR MODULATING.

The VALVE,AIR MODULATING is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 7.800 IN. LG,7.400 IN.

W,3.260 IN. H IN, reference_number_differentiating_characteristics: AS MODIFIED BY SOURCE CONTROL DWG A51E9039-1 FSCM 26512. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-433-8560, 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
26940973
NSN: 4820-00-433-8560
FSC: 4820 — Valves, Nonpowered
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
general_characteristics_item_description7.800 IN. LG,7.400 IN. W,3.260 IN. H IN
reference_number_differentiating_characteristicsAS MODIFIED BY SOURCE CONTROL DWG A51E9039-1 FSCM 26512
NSN4820-00-433-8560
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 26940973 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 7.800 IN. LG,7.400 IN. W,3.260 IN. H IN
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS MODIFIED BY SOURCE CONTROL DWG A51E9039-1 FSCM 26512
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION7.800 IN. LG,7.400 IN. W,3.260 IN. H IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS MODIFIED BY SOURCE CONTROL DWG A51E9039-1 FSCM 26512
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 1
A51E9039-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 26940973?
26940973 is a VALVE,AIR MODULATING.
What parts can replace 26940973?
There is 1 known substitute for 26940973: A51E9039-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 26940973?
26940973 is cataloged in the U.S. Government catalog under NSN 4820-00-433-8560. 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.