PartsTable
Technical Data Sheet
Download PDF

7Z555 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7Z555: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: INCLUDED, material: ZINC BODY, body_style: STRAIGHT THRU, temp_rating: 125.0 FAHRENHEIT MAXIMUM DEGF, furnished_items: PANEL MOUNTING BRACKET AND STRAINER AND INLET PRESSURE GAGE, flow_control_device: POPPET. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-307-1851, 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
7Z555
NSN: 4820-01-307-1851
FSC: 4820 — Valves, Nonpowered
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
filterINCLUDED
materialZINC BODY
body_styleSTRAIGHT THRU
temp_rating125.0 FAHRENHEIT MAXIMUM DEGF
furnished_itemsPANEL MOUNTING BRACKET AND STRAINER AND INLET PRESSURE GAGE
flow_control_devicePOPPET
valve_loading_methodSPRING
end_connection_quantity2
media_for_which_designedAIR
first_end_connection_typeTHREADED INTERNAL PIPE
second_end_relationship_with_first_endIDENTICAL
NSN4820-01-307-1851
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7Z555 · 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
•
FLOW CONTROL DEVICE: POPPET
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
TEMP RATING: 125.0 FAHRENHEIT MAXIMUM DEGF
•
END CONNECTION QUANTITY: 2
•
VALVE LOADING METHOD: SPRING
•
FIRST END CONNECTION TYPE: THREADED INTERNAL PIPE
•
MATERIAL: ZINC BODY
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLESTRAIGHT THRU
TEMP RATING125.0 FAHRENHEIT MAXIMUM DEGF
END CONNECTION QUANTITY2
VALVE LOADING METHODSPRING
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
MATERIALZINC BODY
MEDIA FOR WHICH DESIGNEDAIR
FURNISHED ITEMSPANEL MOUNTING BRACKET AND STRAINER AND INLET PRESSURE GAGE
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: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 7Z555?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 7Z555?
7Z555 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for 7Z555?
7Z555 is cataloged in the U.S. Government catalog under NSN 4820-01-307-1851. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 7Z555

✓ 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.