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Technical Data Sheet
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57-273 — RESISTOR,FIXED,WIRE WOUND

✓ Government record, cited
Bestway · MRO · MRO_GENERAL
PRODUCT OVERVIEW

57-273: RESISTOR,FIXED,WIRE WOUND.

3.66m x 76cm FAST SET - Aboveground swimming pool kit - Installation usually takes approximately 10 minutes with 2-3 people excluding earthworks and filling. - Set-up is as easy as 1-2-3 - Dimensions-Capacities 80%, 5377L/1421gal. - Contents: One pool, repair patch - EN16582-1; EN16582-3 This part is cataloged in the U.S.

Government catalog under NSN 4820-00-076-5116, 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
MRO→ MRO_GENERAL→ 57-273
NSN: 4820-00-076-5116
NIINs: 000765116, 001737577, 007947638, 009604736
FSC: 4820 — Valves, Nonpowered
CAGE: 5UE65 — CMBF, LLC DBA CMBF LLC (USA)
SPECIFICATIONS
body_width3.375 INCHES NOMINAL IN
body_height0.438 INCHES NOMINAL IN
body_length7.750 INCHES NOMINAL IN
terminal_typeTAB W/SCREW
inclosure_typeENCASED
style_designatorTERMINALS ONE SIDE
mounting_hole_size0.438 INCHES NOMINAL IN
electrical_resistance1.800 OHMS
reliability_indicatorESTABLISHED
end_item_identificationLC-130H AIRCRAFT, SKI EQUIP
nondefinitive_spec/std_dataIW FORM
resistance_tolerance_in_percent-10.000 TO 10.000
NSN4820-00-076-5116
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 57-273 · Bestway ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 1
A26901-2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 57-273?
57-273 is a RESISTOR,FIXED,WIRE WOUND manufactured by Bestway. It is classified as a MRO (MRO_GENERAL).
What parts can replace 57-273?
There is 1 known substitute for 57-273: A26901-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 57-273?
57-273 is cataloged in the U.S. Government catalog under NSN 4820-00-076-5116. This indicates validated use in U.S. government and defense supply chains.
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