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Technical Data Sheet
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645A961-1 — VALVE,TRIP

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

645A961-1: VALVE,TRIP.

The VALVE,TRIP is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 2825-00-972-8887, 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
645A961-1
NSN: 2825-00-972-8887
FSC: 2825 — Steam Turbines and Components
CAGE: 01289 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
Part Number645A961-1
NSN2825-00-972-8887
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,TRIP TITLE COMPONENT PN 645A961-1 MFR VALVE,TRIP
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATERIAL STEEL QQ-S-633-FS 1020 HK,9.250 IN. LG,0.812 IN. LARGEST OD,0.500-13NC CLASS 3FIT THD 2.000 IN. LG OPPOSITE END,0.497 IN. DIA BODY,0.125 IN. DIA HOLE DRILLED THRU BODY 5.188 IN. FROM THD END IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATERIAL STEEL QQ-S-633-FS 1020 HK,9.250 IN. LG,0.812 IN. LARGEST OD,0.500-13NC CLASS 3FIT THD 2.000 IN. LG OPPOSITE END,0.497 IN. DIA BODY,0.125 IN. DIA HOLE DRILLED THRU BODY 5.188 IN. FROM THD END IN
OTHER ITEMS IN FSC 2825 — Steam Turbines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2825-00-001-8044 2825-00-036-3377 2825-00-146-0122 2825-00-373-0694 2825-00-388-6912
SUBSTITUTES & CROSS-REFERENCES 2
645A961P1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
645A961PC1Same 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 645A961-1?
645A961-1 is a VALVE,TRIP.
What parts can replace 645A961-1?
There are 2 known substitutes for 645A961-1: 645A961P1, 645A961PC1. Substitute compatibility should be verified for your specific system.
What is the NSN for 645A961-1?
645A961-1 is cataloged in the U.S. Government catalog under NSN 2825-00-972-8887. This indicates validated use in U.S. government and defense supply chains.
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