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Technical Data Sheet
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81639 — HOUSING,JET

✓ Government record, cited
Jumbo · GATE VALVE
PRODUCT OVERVIEW

81639: HOUSING,JET.

My first game to learn to draw! Dessineo is specially designed for children aged 4 and older. The child learns to draw following a simple and fun step-by-step method.

With simple shapes such as circles, squares or triangles, the child draws a cat, Father Christmas, an aeroplane... The sheets of drawing paper are already pre-printed with inspiring backgrounds: seawater for the fish, space for the rocket ship and a white snowy landscape for Father Christmas! The game stimulates the creativity and imagination of the child.

Learn to draw in 4 steps. Choose one of the transparent stencil discs and place it on the turntable. For example the fish.

Switch on the projector. Choose one of the background sheets (the seawater for example) and place it on the transparent lid of the projector between the four mounting points so that the sheet stays firmly in place. 1.

Turn the disc with the drawing stencil to the step 1. The first step of the drawing will now be projected: a large oval for the body This part is cataloged in the U.S. Government catalog under NSN 4820-01-247-5513, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
81639
NSN: 4820-01-247-5513
FSC: 4820 — Valves, Nonpowered
CAGE: 09790 — EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE & ACTUATOR (USA)
SPECIFICATIONS
end_item_identificationMODEL 82185-1
NSN4820-01-247-5513
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 81639 · Jumbo ⚠ 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONMODEL 82185-1
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
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FREQUENTLY ASKED QUESTIONS
What is 81639?
81639 is a HOUSING,JET manufactured by Jumbo.
What is the NSN for 81639?
81639 is cataloged in the U.S. Government catalog under NSN 4820-01-247-5513. This indicates validated use in U.S. government and defense supply chains.
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