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SS-63PF8-2839 — VALVE,GATE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

SS-63PF8-2839: VALVE,GATE.

The VALVE,GATE is a the manufacturer industrial component. Key specifications include material: STEEL BODY, stem_type: RISING, valve_size: 1.0 INCHES IN, bonnet_type: EXPOSED SPRING, connection_type: THREADED EXTERNAL, FLARED, nominal_thread_size: 1.2 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-652-0741, 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
SS-63PF8-2839
NSN: 4820-01-652-0741
FSC: 4820 — Valves, Nonpowered
CAGE: 3T9T9 — SWAGELOK CO (USA)
SPECIFICATIONS
materialSTEEL BODY
stem_typeRISING
valve_size1.0 INCHES IN
bonnet_typeEXPOSED SPRING
connection_typeTHREADED EXTERNAL, FLARED
nominal_thread_size1.2 INCHES IN
valve_operation_methodGAS
thread_series_designatorNPT
inlet_relationship_with_outletNOT IDENTICAL
NSN4820-01-652-0741
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SS-63PF8-2839 · 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
•
INLET RELATIONSHIP WITH OUTLET: NOT IDENTICAL
•
STEM TYPE: RISING
•
CONNECTION TYPE: THREADED EXTERNAL, FLARED
•
VALVE SIZE: 1.0 INCHES IN
•
BONNET TYPE: EXPOSED SPRING
•
NOMINAL THREAD SIZE: 1.2 INCHES IN
•
MATERIAL: STEEL BODY
•
THREAD SERIES DESIGNATOR: NPT
TECHNICAL CHARACTERISTICS
INLET RELATIONSHIP WITH OUTLETNOT IDENTICAL
STEM TYPERISING
CONNECTION TYPETHREADED EXTERNAL, FLARED
VALVE SIZE1.0 INCHES IN
BONNET TYPEEXPOSED SPRING
NOMINAL THREAD SIZE1.2 INCHES IN
MATERIALSTEEL BODY
THREAD SERIES DESIGNATORNPT
VALVE OPERATION METHODGAS
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SS-63PF8-2839?
SS-63PF8-2839 is a VALVE,GATE.
What is the NSN for SS-63PF8-2839?
SS-63PF8-2839 is cataloged in the U.S. Government catalog under NSN 4820-01-652-0741. 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.