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P12612178 — VALVE ASSEMBLY,AIR SHUT OFF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

P12612178: VALVE ASSEMBLY,AIR SHUT OFF.

The VALVE ASSEMBLY,AIR SHUT OFF is a the manufacturer industrial component. Key specifications include end_item_identification: COLT INDUSTRIES CORP ENGINE MODEL NO. PC 2.5, general_characteristics_item_description: CAST IRON; 32.500 IN.

ID; 34.000 IN. LIP IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-174-7800, 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
P12612178
NSN: 4820-01-174-7800
FSC: 4820 — Valves, Nonpowered
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
end_item_identificationCOLT INDUSTRIES CORP ENGINE MODEL NO. PC 2.5
general_characteristics_item_descriptionCAST IRON; 32.500 IN. ID; 34.000 IN. LIP IN
NSN4820-01-174-7800
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: P12612178 · 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: CAST IRON; 32.500 IN. ID; 34.000 IN. LIP IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCAST IRON; 32.500 IN. ID; 34.000 IN. LIP IN
END ITEM IDENTIFICATIONCOLT INDUSTRIES CORP ENGINE MODEL NO. PC 2.5
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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is P12612178?
P12612178 is a VALVE ASSEMBLY,AIR SHUT OFF.
What is the NSN for P12612178?
P12612178 is cataloged in the U.S. Government catalog under NSN 4820-01-174-7800. 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.