PartsTable
Technical Data Sheet
440-4 ✓ Verified by PartsTable
Hama · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

- Camera tripod for non-jerky images and a steady hold on uneven surfaces, suitable for photo and video cameras<br>- The 3D ball head allows perfect alignment for shots in portrait and landscape format<br>- Quick-release plate for quickly changing the camera<br>- Inverted position allows macrophotographs near the ground<br>- The spikes at the tripod feet ensure that a particularly firm and steady grip is maintained on soft or slippery surfaces<br>- Extremely lightweight and sturdy aluminium design<br>- Spirit vial integrated into the tripod head<br>- Quick release plate with safety catch and locking screw<br>- Quick release system with extra large camera support<br>- Retractable central column with hook for weighing the tripod down in strong winds and on rough terrain<br>- Tripod legs expandable in increments (3 sections)<br>- With the large, functional quick-action leg locks the tripod legs can easily and quickly be fixed at the required height or position<br>- With Allen key for adju This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-024-6331, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO MRO_GENERAL 440-4
NSN: 4820-00-024-6331
FSC: 4820
CAGE: 81400 — HASKEL INTERNATIONAL, LLC DBA HASKEL INTERNATIONAL, LLC (USA)
SPECIFICATIONS
special_featuresPLASTIC HULL, POLYURETHANE OR POLYETHYLENE FOAM FILLED; NET BUOYANCY OF 400 LBS. MIN. WHEN SUBMERGED IN WATER LBS
end_item_identification1945-01-218-7268
NSN4820-00-024-6331
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 440-4 · Hama ⚠ 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
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
OVERALL HEIGHT0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
941-4SInterchangeable
interchangeable cross-reference
interchangeable
440-4Interchangeable
interchangeable cross-reference
interchangeable
25134-4-4SInterchangeable
interchangeable cross-reference
interchangeable
BLDS16-97Interchangeable
interchangeable cross-reference
interchangeable
801A16-97SInterchangeable
interchangeable cross-reference
interchangeable
4404004Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 440-4?
440-4 is a TELEGRAPH REPEATER SUBASSEMBLY manufactured by Hama. It is classified as a MRO (MRO_GENERAL).
What parts can replace 440-4?
There are 15 known substitutes for 440-4: 941-4S, 440-4, 25134-4-4S and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 440-4?
440-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-024-6331. This indicates validated use in U.S. government and defense supply chains.
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