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157016PC185 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

157016PC185: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, seat_radius: 0.080 INCHES NOMINAL IN, thread_class: 3A FIRST THREADED PORTION A, thread_length: 0.250 INCHES NOMINAL FIRST THREADED PORTION IN, overall_height: 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, hardness_rating: 325.0 BRINELL STANDARD MINIMUM AND 350.0 BRINELL STANDARD MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-218-4013, 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
157016PC185
NSN: 4810-00-218-4013
FSC: 4810 — Valves, Powered
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_radius0.080 INCHES NOMINAL IN
thread_class3A FIRST THREADED PORTION A
thread_length0.250 INCHES NOMINAL FIRST THREADED PORTION IN
overall_height0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
hardness_rating325.0 BRINELL STANDARD MINIMUM AND 350.0 BRINELL STANDARD MAXIMUM OVERALL
style_designatorDOUBLE FLANGED
nominal_thread_size0.750 INCHES FIRST THREADED PORTION IN
body_inside_diameter0.531 INCHES NOMINAL IN
fsc_application_dataVALVE,AIRCOMPRESSOR
seating_surface_shapeRADIAL
thread_quantity_per_inch24 SECOND THREADED PORTION
NSN4810-00-218-4013
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 157016PC185 · 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
•
FSC APPLICATION DATA: VALVE,AIRCOMPRESSOR
•
THREAD LENGTH: 0.188 INCHES NOMINAL SECOND THREADED PORTION IN
•
HARDNESS RATING: 325.0 BRINELL STANDARD MINIMUM AND 350.0 BRINELL STANDARD MAXIMUM OVERALL
•
STYLE DESIGNATOR: DOUBLE FLANGED
•
BODY INSIDE DIAMETER: 0.531 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.750 INCHES FIRST THREADED PORTION IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
FSC APPLICATION DATAVALVE,AIRCOMPRESSOR
THREAD LENGTH0.188 INCHES NOMINAL SECOND THREADED PORTION IN
THREAD LENGTH0.250 INCHES NOMINAL FIRST THREADED PORTION IN
HARDNESS RATING325.0 BRINELL STANDARD MINIMUM AND 350.0 BRINELL STANDARD MAXIMUM OVERALL
STYLE DESIGNATORDOUBLE FLANGED
BODY INSIDE DIAMETER0.531 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.750 INCHES FIRST THREADED PORTION IN
NOMINAL THREAD SIZE1.000 INCHES SECOND THREADED PORTION IN
SEAT RADIUS0.080 INCHES NOMINAL IN
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES 7
157440PC185Reference document
Same NSN cross-reference
Reference document — Secondary reference
3112BReference document
Same NSN cross-reference
Reference document — Secondary reference
157017PC185Reference document
Same NSN cross-reference
Reference document — Secondary reference
CS4310-0005Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
157441PC185Reference document
Same NSN cross-reference
Reference document — Secondary reference
156413PC185Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 157016PC185?
157016PC185 is a SEAT,VALVE.
What parts can replace 157016PC185?
There are 7 known substitutes for 157016PC185: 157440PC185, 3112B, 157017PC185 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 157016PC185?
157016PC185 is cataloged in the U.S. Government catalog under NSN 4810-00-218-4013. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.