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12-04865 — SHAFT ASSEMBLY,SHOULDERED

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

12-04865: SHAFT ASSEMBLY,SHOULDERED.

The SHAFT ASSEMBLY,SHOULDERED is a the manufacturer industrial component. Key specifications include overall_height: 0.250 INCHES NOMINAL IN, overall_length: 0.625 INCHES NOMINAL IN, special_features: WIDTH IS 1 INCH; WEIGHT IS 1.3LBS; LBS, part_name_assigned_by_controlling_agency: TUNGSEN BUCKING BAR. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-893-3300, 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
12-04865
NSN: 4820-00-893-3300
NIINs: 008933300, 015292817, 016692748
FSC: 4820 — Valves, Nonpowered
CAGE: D5440 — LOCKHEED MARTIN GMBH (DEU)
SPECIFICATIONS
overall_height0.250 INCHES NOMINAL IN
overall_length0.625 INCHES NOMINAL IN
special_featuresWIDTH IS 1 INCH; WEIGHT IS 1.3LBS; LBS
part_name_assigned_by_controlling_agencyTUNGSEN BUCKING BAR
NSN4820-00-893-3300
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 12-04865 · 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: NEEDLE
•
CONNECTION STYLE: FLARED (TUBE) FIRST END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
BONNET TYPE: INSIDE SCREW
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
NOMINAL THREAD SIZE: 0.438 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICENEEDLE
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BONNET TYPEINSIDE SCREW
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
SEAT ANGLE37.0 DEGREES FIRST END
MAXIMUM OPERATING TEMP450.0 FAHRENHEIT SINGLE RESPONSE DEGF
SUBSTITUTES & CROSS-REFERENCES 3
5347513Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
138-4SSReference document
Same NSN cross-reference
Reference document — Secondary reference
1204865-201Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 12-04865?
12-04865 is a SHAFT ASSEMBLY,SHOULDERED.
What parts can replace 12-04865?
There are 3 known substitutes for 12-04865: 5347513, 138-4SS, 1204865-201. Substitute compatibility should be verified for your specific system.
What is the NSN for 12-04865?
12-04865 is cataloged in the U.S. Government catalog under NSN 4820-00-893-3300. This indicates validated use in U.S. government and defense supply chains.
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