ST7M260-8 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

ST7M260-8: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C FLOW CONTROL DEVICE, seat_angle: 45.0 DEGREES ALL ENDS, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARED (TUBE) ALL ENDS, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-129-5558, 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

ST7M260-8

NSN: 4820-01-129-5558
FSC: 4820 — Valves, Nonpowered
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL COMP 440C FLOW CONTROL DEVICE
seat_angle	45.0 DEGREES ALL ENDS
thread_class	3A ALL ENDS A
connection_type	THREADED EXTERNAL TUBE ALL ENDS
connection_style	FLARED (TUBE) ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
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	0.843 INCHES FIRST END IN
NSN	4820-01-129-5558

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

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

•

CONNECTION STYLE: FLARED (TUBE) ALL ENDS

•

MOUNTING POSITION: HORIZONTAL

•

CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE
CONNECTION STYLE	FLARED (TUBE) ALL ENDS
MOUNTING POSITION	HORIZONTAL
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.843 INCHES FIRST END IN
NOMINAL THREAD SIZE	0.687 INCHES SECOND END IN

SUBSTITUTES & CROSS-REFERENCES 2

10124603Reference document

Same NSN cross-reference

Reference document — Informative reference only

ST7M260Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is ST7M260-8?

ST7M260-8 is a VALVE,CHECK.

What parts can replace ST7M260-8?

There are 2 known substitutes for ST7M260-8: 10124603, ST7M260. Substitute compatibility should be verified for your specific system.

What is the NSN for ST7M260-8?

ST7M260-8 is cataloged in the U.S. Government catalog under NSN 4820-01-129-5558. This indicates validated use in U.S. government and defense supply chains.

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