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Technical Data Sheet
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42983 ✓ Verified by PartsTable
Lindy · GATE VALVE
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

Connect a monitor to your PC's USB 2.0 port!<br>The LINDY USB 2.0 to VGA Adapter is a high quality USB to video converter which allows you to connect any VGA equipped monitor or projector to a USB 2.0 port on your PC. It's an easy to use 'plug & play' solution as, unlike when adding a second graphics card, there's no need to open up your computer case. The display device can be used to extend or mirror your desktop or even as the primary viewing screen.<br>- Compliant with USB 2.0 specification (does not support USB 1.1 connection)<br>- Can be used as a primary display or to mirror or extend your desktop<br>- Easy to install - no need to open the computer case<br>- Supports 4:3 and 16:9 screen resolutions including: 1360 x 768, 1280 x 1024, 1280 x 960, 1280 x 800, 1280 x 768, 1280 x 720, 1152 x 864, 1024 x 768, 800 x 600, 640 x 480<br>- Compatible with Windows 2000/XP & Vista This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-399-2880, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
42983
NSN: 4820-00-399-2880
FSC: 4820
CAGE: 53059 — SPIRAX SARCO INC DBA SPIRAX SARCO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
body_width0.780 INCHES MAXIMUM IN
body_height2.000 INCHES MAXIMUM IN
body_length2.000 INCHES MAXIMUM IN
bit_quantity2048
thread_class2A SINGLE THREADED PORTION A
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
thread_length0.375 INCHES NOMINAL SINGLE THREADED PORTION IN
inclosure_typeFULLY INCLOSED
flange_diameter1.250 INCHES NOMINAL IN
inductance_typeFIXED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
NSN4820-00-399-2880
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 42983 · Lindy ⚠ 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
•
NOMINAL THREAD SIZE: 1.000 INCHES SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
THREAD SERIES DESIGNATOR: UNJEF SINGLE THREADED PORTION
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
FLANGE SEAT TO DISK END HEIGHT: 0.115 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.500 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE1.000 INCHES SINGLE THREADED PORTION IN
STYLE DESIGNATORTHREADED FLANGED
THREAD SERIES DESIGNATORUNJEF SINGLE THREADED PORTION
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
SPECIAL FEATURESW/FOUR PRONGS ON TOP 0.345 IN. HIGH IN
FLANGE SEAT TO DISK END HEIGHT0.115 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.500 INCHES NOMINAL IN
FLANGE DIAMETER1.250 INCHES NOMINAL IN
SEAT ANGLE IN DEG30.000 NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
CLF-271Interchangeable
interchangeable cross-reference
interchangeable
25410-3Interchangeable
interchangeable cross-reference
interchangeable
2507586Interchangeable
interchangeable cross-reference
interchangeable
42983Interchangeable
interchangeable cross-reference
interchangeable
PEI8463Interchangeable
interchangeable cross-reference
interchangeable
953287-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42983?
42983 is a CAPACITOR,FIXED,PLASTIC DIELECTR manufactured by Lindy.
What parts can replace 42983?
There are 10 known substitutes for 42983: CLF-271, 25410-3, 2507586 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 42983?
42983 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-399-2880. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026