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2285-301 PIECE 16 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2285-301 PIECE 16: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 12.250 INCHES NOMINAL IN, features_provided: SPLINED, stem_actuating_end_type: THREADED EXTERNALLY, valve_size_for_which_designed: 3.000 INCHES IN, valve_type_for_which_designed: BALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-331-8835, 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
2285-301 PIECE 16
NSN: 4820-01-331-8835
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length12.250 INCHES NOMINAL IN
features_providedSPLINED
stem_actuating_end_typeTHREADED EXTERNALLY
valve_size_for_which_designed3.000 INCHES IN
valve_type_for_which_designedBALL
NSN4820-01-331-8835
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2285-301 PIECE 16 · 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: BALL
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
FEATURES PROVIDED: SPLINED
•
VALVE SIZE FOR WHICH DESIGNED: 3.000 INCHES IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
STEM ACTUATING END TYPETHREADED EXTERNALLY
OVERALL LENGTH12.250 INCHES NOMINAL IN
FEATURES PROVIDEDSPLINED
VALVE SIZE FOR WHICH DESIGNED3.000 INCHES IN
MATERIALCOPPER ALLOY
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2285-301 PIECE 16?
2285-301 PIECE 16 is a STEM,FLUID VALVE.
What is the NSN for 2285-301 PIECE 16?
2285-301 PIECE 16 is cataloged in the U.S. Government catalog under NSN 4820-01-331-8835. 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.