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A13841 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A13841: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL, temp_rating: -20.0 FAHRENHEIT AND 130.0 FAHRENHEIT DEGF, overall_width: 2.125 INCHES NOMINAL IN, aperture_width: 1.750 INCHES NOMINAL IN, overall_length: 3.125 INCHES NOMINAL IN, aperture_length: 2.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-167-4041, 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
A13841
NSN: 4820-00-167-4041
NIINs: 001674041, 010123687
FSC: 4820 — Valves, Nonpowered
CAGE: 70255 — EMERSON ELECTRIC CO ALCO CONTROLS DIV (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
temp_rating-20.0 FAHRENHEIT AND 130.0 FAHRENHEIT DEGF
overall_width2.125 INCHES NOMINAL IN
aperture_width1.750 INCHES NOMINAL IN
overall_length3.125 INCHES NOMINAL IN
aperture_length2.750 INCHES NOMINAL IN
hardness_rating40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
style_designatorNON-CIRCULAR
inside_corner_radius0.250 INCHES NOMINAL IN
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4820-00-167-4041
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A13841 · OEM ⚠ 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.375 INCHES NOMINAL IN
•
FLANGE DIAMETER: 0.562 INCHES NOMINAL IN
•
THREAD LENGTH: 0.188 INCHES NOMINAL SINGLE THREADED PORTION IN
•
SEAL ACCOMMODATION TYPE: RECESSED
•
STYLE DESIGNATOR: THREADED FLANGED
•
BODY INSIDE DIAMETER: 0.188 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.375 INCHES SINGLE THREADED PORTION IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.375 INCHES NOMINAL IN
FLANGE DIAMETER0.562 INCHES NOMINAL IN
THREAD LENGTH0.188 INCHES NOMINAL SINGLE THREADED PORTION IN
SEAL ACCOMMODATION TYPERECESSED
STYLE DESIGNATORTHREADED FLANGED
BODY INSIDE DIAMETER0.188 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.375 INCHES SINGLE THREADED PORTION IN
SPECIAL FEATURESHEX SHAPE,0.562 IN. ACROSS FLATS IN
UNDER FLANGE HEIGHT0.250 INCHES NOMINAL IN
THREAD CLASS2A SINGLE THREADED PORTION A
SUBSTITUTES & CROSS-REFERENCES 3
F23009Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
F23009 PIECE 2Reference document
Same NSN cross-reference
Reference document — Secondary reference
P1384Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A13841?
A13841 is a SEAT,VALVE.
What parts can replace A13841?
There are 3 known substitutes for A13841: F23009, F23009 PIECE 2, P1384. Substitute compatibility should be verified for your specific system.
What is the NSN for A13841?
A13841 is cataloged in the U.S. Government catalog under NSN 4820-00-167-4041. This indicates validated use in U.S. government and defense supply chains.
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