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Technical Data Sheet
PartsTable / MRO / 1-838
1-838 ✓ 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

- Album for keeping a collection of photos<br>- Stylish and calm natural design for cosy moments<br>- With a special high-gloss finish for highlighting the design of the cover<br>- Inner pages of the cover with a matching design which gives the album a high-quality look<br>- White photo mounting paper that provides plenty of space for customising photos and other souvenirs<br>- White glassine interleaves protect your most cherished memories and prevent photos on adjacent pages sticking together and becoming damaged This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-036-1760, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 1-838
NSN: 4820-00-036-1760
FSC: 4820
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)
SPECIFICATIONS
end_typeEXTERNAL THREAD SECOND END
materialSTEEL OVERALL
end_styleOFFSET HOOK, RIGHT ANGLE BOTH ENDS
inclosureINCLUDED
anode_typePLAIN FOIL
body_styleW/O MTG FACILITIES, TERMINAL(S) ON ONE END
body_width3.000 INCHES NOMINAL IN
body_length2.000 INCHES NOMINAL IN
knuckle_typeFRICTION
spirit_levelNOT INCLUDED
beam_locationCENTER
body_diameter0.438 INCHES NOMINAL IN
NSN4820-00-036-1760
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1-838 · 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
•
OUTSIDE DIAMETER: 3.685 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT2.575 INCHES NOMINAL IN
OUTSIDE DIAMETER3.685 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
1838Interchangeable
interchangeable cross-reference
interchangeable
840Interchangeable
interchangeable cross-reference
interchangeable
ANSI A156.1 A8133Interchangeable
interchangeable cross-reference
interchangeable
5744Interchangeable
interchangeable cross-reference
interchangeable
L62-500Interchangeable
interchangeable cross-reference
interchangeable
A-A-59282Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1-838?
1-838 is a RESISTOR,FIXED,WIRE WOUND,INDUCT manufactured by Hama. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1-838?
There are 26 known substitutes for 1-838: 1838, 840, ANSI A156.1 A8133 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1-838?
1-838 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-036-1760. 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