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PartsTable / COMPONENT / 21267 PIECE 4
21267 PIECE 4 ✓ 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 IMPELLER,FAN,CENTRIFUGAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include material: STEEL OVERALL, flange_diameter: 10.313 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 1.318 INCHES NOMINAL IN, body_inside_diameter: 9.653 INCHES NOMINAL IN, body_outside_diameter: 9.777 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-244-8439, 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
21267 PIECE 4
NSN: 4820-01-244-8439
FSC: 4820
CAGE: 14959 — CRANE CO DIV VALVE DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_diameter10.313 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height1.318 INCHES NOMINAL IN
body_inside_diameter9.653 INCHES NOMINAL IN
body_outside_diameter9.777 INCHES NOMINAL IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.469 INCHES NOMINAL IN
material_document_and_classificationASTM A216,GR.WCB ASSN STD SINGLE MATERIAL RESPONSE SEAT
NSN4820-01-244-8439
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21267 PIECE 4 · 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: 0.469 INCHES NOMINAL IN
•
SEATING SURFACE SHAPE: FLAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A216,GR.WCB ASSN STD SINGLE MATERIAL RESPONSE SEAT
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY OUTSIDE DIAMETER: 9.777 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 9.653 INCHES NOMINAL IN
•
FLANGE DIAMETER: 10.313 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE SEAT TO DISK END HEIGHT0.469 INCHES NOMINAL IN
SEATING SURFACE SHAPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216,GR.WCB ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIALSTEEL OVERALL
STYLE DESIGNATORPLAIN FLANGED
BODY OUTSIDE DIAMETER9.777 INCHES NOMINAL IN
BODY INSIDE DIAMETER9.653 INCHES NOMINAL IN
FLANGE DIAMETER10.313 INCHES NOMINAL IN
UNDER FLANGE HEIGHT1.318 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
DH37J1Interchangeable
interchangeable cross-reference
interchangeable
21267Interchangeable
interchangeable cross-reference
interchangeable
45-345226Interchangeable
interchangeable cross-reference
interchangeable
M176Interchangeable
interchangeable cross-reference
interchangeable
136002Interchangeable
interchangeable cross-reference
interchangeable
ASD1608Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21267 PIECE 4?
21267 PIECE 4 is a IMPELLER,FAN,CENTRIFUGAL.
What parts can replace 21267 PIECE 4?
There are 10 known substitutes for 21267 PIECE 4: DH37J1, 21267, 45-345226 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21267 PIECE 4?
21267 PIECE 4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-244-8439. 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