PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 10124577
10124577 ✓ Verified by PartsTable
— · 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

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, flange_diameter: 0.923 INCHES NOMINAL IN, hardness_rating: 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL, style_designator: PLAIN FLANGED, seat_angle_in_deg: 45.000 NOMINAL, surface_treatment: PASSIVATE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-128-2295, 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
10124577
NSN: 4820-01-128-2295
FSC: 4820
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
flange_diameter0.923 INCHES NOMINAL IN
hardness_rating57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
style_designatorPLAIN FLANGED
seat_angle_in_deg45.000 NOMINAL
surface_treatmentPASSIVATE OVERALL
under_flange_height0.315 INCHES NOMINAL IN
body_outside_diameter0.747 INCHES NOMINAL IN
seating_surface_shapeANGULAR
body_stepped_inside_diameter0.790 INCHES NOMINAL SECOND STEP IN
flange_seat_to_disk_end_height0.295 INCHES NOMINAL IN
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4820-01-128-2295
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 10124577 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MCAIR PS 13001 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY STEPPED INSIDE DIAMETER: 0.860 INCHES NOMINAL THIRD STEP IN
•
HARDNESS RATING: 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL: STEEL COMP 440C OVERALL
•
STYLE DESIGNATOR: PLAIN FLANGED
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
FLANGE DIAMETER: 0.923 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMCAIR PS 13001 MFR REF SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BODY STEPPED INSIDE DIAMETER0.860 INCHES NOMINAL THIRD STEP IN
HARDNESS RATING57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
MATERIALSTEEL COMP 440C OVERALL
STYLE DESIGNATORPLAIN FLANGED
SURFACE TREATMENTPASSIVATE OVERALL
FLANGE DIAMETER0.923 INCHES NOMINAL IN
BODY STEPPED INSIDE DIAMETER0.790 INCHES NOMINAL SECOND STEP IN
UNDER FLANGE HEIGHT0.315 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
45245Interchangeable
interchangeable cross-reference
interchangeable
220257Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 10124577?
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 10124577?
10124577 is a SEAT,VALVE.
What parts can replace 10124577?
There are 2 known substitutes for 10124577: 45245, 220257. Substitute compatibility should be verified for your specific system.
What is the NSN for 10124577?
10124577 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-128-2295. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 10124577

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026