PartsTable
Technical Data Sheet
Download PDF

29856-00-58 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

29856-00-58: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.320 INCHES NOMINAL SINGLE THREADED PORTION IN, flange_diameter: 1.500 INCHES NOMINAL IN, style_designator: THREADED FLANGED, nominal_thread_size: 1.313 INCHES SINGLE THREADED PORTION IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-595-4845, 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
29856-00-58
NSN: 4820-00-595-4845
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length0.320 INCHES NOMINAL SINGLE THREADED PORTION IN
flange_diameter1.500 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
nominal_thread_size1.313 INCHES SINGLE THREADED PORTION IN
under_flange_height0.412 INCHES NOMINAL IN
body_inside_diameter0.932 INCHES NOMINAL IN
seating_surface_shapeFLAT
thread_quantity_per_inch16 SINGLE THREADED PORTION
thread_series_designatorUN SINGLE THREADED PORTION
flange_seat_to_disk_end_height0.230 INCHES NOMINAL IN
NSN4820-00-595-4845
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 29856-00-58 · 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: 0.230 INCHES NOMINAL IN
•
FLANGE DIAMETER: 1.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.320 INCHES NOMINAL SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
BODY INSIDE DIAMETER: 0.932 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 1.313 INCHES SINGLE THREADED PORTION IN
•
UNDER FLANGE HEIGHT: 0.412 INCHES NOMINAL IN
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.230 INCHES NOMINAL IN
FLANGE DIAMETER1.500 INCHES NOMINAL IN
THREAD LENGTH0.320 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATORTHREADED FLANGED
BODY INSIDE DIAMETER0.932 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.313 INCHES SINGLE THREADED PORTION IN
UNDER FLANGE HEIGHT0.412 INCHES NOMINAL IN
THREAD CLASS2A SINGLE THREADED PORTION A
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
29856-00-81Reference 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
Ready to buy 29856-00-58?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 29856-00-58?
29856-00-58 is a SEAT,VALVE.
What parts can replace 29856-00-58?
There is 1 known substitute for 29856-00-58: 29856-00-81. Substitute compatibility should be verified for your specific system.
What is the NSN for 29856-00-58?
29856-00-58 is cataloged in the U.S. Government catalog under NSN 4820-00-595-4845. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 29856-00-58

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.