STSRB001 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

STSRB001: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 SEAT, thread_class: 3A SECOND END A, connection_type: THREADED EXTERNAL BOSS SECOND END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END, special_features: THE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-167-3628, 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

STSRB001

NSN: 4820-00-167-3628
FSC: 4820 — Valves, Nonpowered
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)

SPECIFICATIONS

material	STEEL COMP 303 SEAT
thread_class	3A SECOND END A
connection_type	THREADED EXTERNAL BOSS SECOND END
connection_style	EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
special_features	THE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND FIRST END
mounting_position	HORIZONTAL
surface_treatment	PASSIVATE
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_device	POPPET
nominal_thread_size	0.750 INCHES FIRST END IN
NSN	4820-00-167-3628

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE

•

CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END

•

MOUNTING POSITION: HORIZONTAL

•

CONNECTION TYPE: THREADED EXTERNAL BOSS FIRST END

•

STYLE DESIGNATOR: STRAIGHT THRU

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE
CONNECTION STYLE	EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLE	EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
MOUNTING POSITION	HORIZONTAL
CONNECTION TYPE	THREADED EXTERNAL BOSS FIRST END
CONNECTION TYPE	THREADED EXTERNAL BOSS SECOND END
STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-764,TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-764,TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE BODY

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 2

STSRB001C0608Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2C9038Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is STSRB001?

STSRB001 is a VALVE,CHECK.

What parts can replace STSRB001?

There are 2 known substitutes for STSRB001: STSRB001C0608, 2C9038. Substitute compatibility should be verified for your specific system.

What is the NSN for STSRB001?

STSRB001 is cataloged in the U.S. Government catalog under NSN 4820-00-167-3628. This indicates validated use in U.S. government and defense supply chains.

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