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2554-73-279 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2554-73-279: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, flange_diameter: 0.906 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, seat_angle_in_deg: 7.000 NOMINAL, under_flange_height: 0.260 INCHES NOMINAL IN, body_inside_diameter: 0.697 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-159-7704, 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
2554-73-279
NSN: 4820-01-159-7704
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
flange_diameter0.906 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
seat_angle_in_deg7.000 NOMINAL
under_flange_height0.260 INCHES NOMINAL IN
body_inside_diameter0.697 INCHES NOMINAL IN
body_outside_diameter0.824 INCHES NOMINAL IN
seating_surface_shapeANGULAR
flange_seat_to_disk_end_height0.360 INCHES NOMINAL IN
NSN4820-01-159-7704
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2554-73-279 · 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: 0.360 INCHES NOMINAL IN
•
FLANGE DIAMETER: 0.906 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.824 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 0.697 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.260 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 316 OVERALL
•
SEAT ANGLE IN DEG: 7.000 NOMINAL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.360 INCHES NOMINAL IN
FLANGE DIAMETER0.906 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.824 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER0.697 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.260 INCHES NOMINAL IN
MATERIALSTEEL COMP 316 OVERALL
SEAT ANGLE IN DEG7.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
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 4
2554-73-68Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
23399-1 ITEM 5 1INSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
23399Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
2399-1 ITEM 5 1INReference 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 2554-73-279?
2554-73-279 is a CIRCUIT CARD ASSEMBLY.
What parts can replace 2554-73-279?
There are 4 known substitutes for 2554-73-279: 2554-73-68, 23399-1 ITEM 5 1IN, 23399 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2554-73-279?
2554-73-279 is cataloged in the U.S. Government catalog under NSN 4820-01-159-7704. 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.