PartsTable
Technical Data Sheet
Download PDF

8198-2.5-6 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8198-2.5-6: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 377, features_provided: RISING STEM, stem_actuating_end_type: THREADED EXTERNALLY, valve_size_for_which_designed: 2.500 INCHES IN, valve_type_for_which_designed: GLOBE, material_document_and_classification: ASTM B124 ALLOY 377 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-252-4732, 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
8198-2.5-6
NSN: 4820-01-252-4732
FSC: 4820 — Valves, Nonpowered
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY 377
features_providedRISING STEM
stem_actuating_end_typeTHREADED EXTERNALLY
valve_size_for_which_designed2.500 INCHES IN
valve_type_for_which_designedGLOBE
material_document_and_classificationASTM B124 ALLOY 377 ASSN STD SINGLE MATERIAL RESPONSE
valve_model_number_for_which_designedFIG 1160F
NSN4820-01-252-4732
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8198-2.5-6 · 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
•
VALVE TYPE FOR WHICH DESIGNED: GLOBE
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: FIG 1160F
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B124 ALLOY 377 ASSN STD SINGLE MATERIAL RESPONSE
•
FEATURES PROVIDED: RISING STEM
•
VALVE SIZE FOR WHICH DESIGNED: 2.500 INCHES IN
•
MATERIAL: COPPER ALLOY 377
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDGLOBE
STEM ACTUATING END TYPETHREADED EXTERNALLY
VALVE MODEL NUMBER FOR WHICH DESIGNEDFIG 1160F
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B124 ALLOY 377 ASSN STD SINGLE MATERIAL RESPONSE
FEATURES PROVIDEDRISING STEM
VALVE SIZE FOR WHICH DESIGNED2.500 INCHES IN
MATERIALCOPPER ALLOY 377
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
Ready to buy 8198-2.5-6?
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 8198-2.5-6?
8198-2.5-6 is a STEM,FLUID VALVE.
What is the NSN for 8198-2.5-6?
8198-2.5-6 is cataloged in the U.S. Government catalog under NSN 4820-01-252-4732. 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 — 8198-2.5-6

✓ 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.