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178212-001 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

178212-001: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 BODY, special_features: INCLUDES UPPER AND LOWER, FORM 1, COLD DRAWN, CLASS B, end_item_identification: E/I DEHYDRATOR; W/S LOS ANGELES CLASS SSN (688), material_document_and_classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE BODY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-487-0384, 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
178212-001
NSN: 4820-01-487-0384
FSC: 4820 — Valves, Nonpowered
CAGE: 04845 — AUTOMATIC SWITCH COMPANY DBA ASCO (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400 BODY
special_featuresINCLUDES UPPER AND LOWER, FORM 1, COLD DRAWN, CLASS B
end_item_identificationE/I DEHYDRATOR; W/S LOS ANGELES CLASS SSN (688)
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE BODY
NSN4820-01-487-0384
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 178212-001 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE BODY
•
MATERIAL: NICKEL ALLOY 400 BODY
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE BODY
SPECIAL FEATURESINCLUDES UPPER AND LOWER, FORM 1, COLD DRAWN, CLASS B
END ITEM IDENTIFICATIONE/I DEHYDRATOR; W/S LOS ANGELES CLASS SSN (688)
MATERIALNICKEL ALLOY 400 BODY
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
AV 262534-1 ITEM 54Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 178212-001?
178212-001 is a SEAT,VALVE.
What parts can replace 178212-001?
There is 1 known substitute for 178212-001: AV 262534-1 ITEM 54. Substitute compatibility should be verified for your specific system.
What is the NSN for 178212-001?
178212-001 is cataloged in the U.S. Government catalog under NSN 4820-01-487-0384. This indicates validated use in U.S. government and defense supply chains.
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