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661878 — ROD,PUSH,VALVE PISTON

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

661878: ROD,PUSH,VALVE PISTON.

The ROD,PUSH,VALVE PISTON is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 1.374 INCHES MINIMUM AND 1.388 INCHES MAXIMUM IN, overall_diameter: 0.285 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN, end_item_identification: 4810008977308 VALVE,BUTTERFLY T56-A-9 TURBO&PROP ENGINE C130A ACFT, general_characteristics_item_description: AMS 5643, 17-4 PH, FLANGED ONE END. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-085-4558, 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
661878
NSN: 4810-00-085-4558
FSC: 4810 — Valves, Powered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialSTEEL
overall_length1.374 INCHES MINIMUM AND 1.388 INCHES MAXIMUM IN
overall_diameter0.285 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
end_item_identification4810008977308 VALVE,BUTTERFLY T56-A-9 TURBO&PROP ENGINE C130A ACFT
general_characteristics_item_descriptionAMS 5643, 17-4 PH, FLANGED ONE END
NSN4810-00-085-4558
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 661878 · 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
•
OVERALL DIAMETER: 0.285 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: AMS 5643, 17-4 PH, FLANGED ONE END
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.285 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
GENERAL CHARACTERISTICS ITEM DESCRIPTIONAMS 5643, 17-4 PH, FLANGED ONE END
OVERALL LENGTH1.374 INCHES MINIMUM AND 1.388 INCHES MAXIMUM IN
END ITEM IDENTIFICATION4810008977308 VALVE,BUTTERFLY T56-A-9 TURBO&PROP ENGINE C130A ACFT
MATERIALSTEEL
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 661878?
661878 is a ROD,PUSH,VALVE PISTON.
What is the NSN for 661878?
661878 is cataloged in the U.S. Government catalog under NSN 4810-00-085-4558. 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.