B55216 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

B55216: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COBALT COMP 6 SEAT, seat_radius: 0.375 INCHES NOMINAL IN, taper_length: 1.953 INCHES NOMINAL IN, flange_diameter: 2.252 INCHES NOMINAL IN, style_designator: FAUCET, under_flange_height: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-072-6971, 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

B55216

NSN: 4820-00-072-6971
FSC: 4820 — Valves, Nonpowered
CAGE: 16712 — SIEMENS ENERGY, INC. (USA)

SPECIFICATIONS

material	COBALT COMP 6 SEAT
seat_radius	0.375 INCHES NOMINAL IN
taper_length	1.953 INCHES NOMINAL IN
flange_diameter	2.252 INCHES NOMINAL IN
style_designator	FAUCET
under_flange_height	0.750 INCHES NOMINAL IN
body_inside_diameter	0.781 INCHES NOMINAL IN
taper_major_diameter	1.750 INCHES NOMINAL IN
taper_minor_diameter	1.406 INCHES NOMINAL IN
seating_surface_shape	RADIAL
flange_seat_to_disk_end_height	0.500 INCHES NOMINAL IN
material_document_and_classification	MIL-S-861,CLASS 405 MIL SPEC SINGLE MATERIAL RESPONSE BODY
NSN	4820-00-072-6971

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SEAT TO DISK END HEIGHT: 0.500 INCHES NOMINAL IN

•

FLANGE DIAMETER: 2.252 INCHES NOMINAL IN

•

TAPER MINOR DIAMETER: 1.406 INCHES NOMINAL IN

•

STYLE DESIGNATOR: FAUCET

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-861,CLASS 405 MIL SPEC SINGLE MATERIAL RESPONSE BODY

•

TAPER MAJOR DIAMETER: 1.750 INCHES NOMINAL IN

•

BODY INSIDE DIAMETER: 0.781 INCHES NOMINAL IN

•

TAPER LENGTH: 1.953 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

FLANGE SEAT TO DISK END HEIGHT	0.500 INCHES NOMINAL IN
FLANGE DIAMETER	2.252 INCHES NOMINAL IN
TAPER MINOR DIAMETER	1.406 INCHES NOMINAL IN
STYLE DESIGNATOR	FAUCET
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-861,CLASS 405 MIL SPEC SINGLE MATERIAL RESPONSE BODY
TAPER MAJOR DIAMETER	1.750 INCHES NOMINAL IN
BODY INSIDE DIAMETER	0.781 INCHES NOMINAL IN
TAPER LENGTH	1.953 INCHES NOMINAL IN
SEAT RADIUS	0.375 INCHES NOMINAL IN
UNDER FLANGE HEIGHT	0.750 INCHES NOMINAL IN

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

F-5795PIECE5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 B55216?

B55216 is a SEAT,VALVE.

What parts can replace B55216?

There is 1 known substitute for B55216: F-5795PIECE5. Substitute compatibility should be verified for your specific system.

What is the NSN for B55216?

B55216 is cataloged in the U.S. Government catalog under NSN 4820-00-072-6971. This indicates validated use in U.S. government and defense supply chains.

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