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7M304 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7M304: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 BODY, connection_type: THREADED EXTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, special_features: USED IN OXYGEN SYSTEM APPLICATION;TO BE CLEANED I.A.W.MIL-C-81302, style_designator: STRAIGHT THRU W/BAFFLE, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-236-8835, 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
7M304
NSN: 4820-01-236-8835
NIINs: 012368835, 012376169, 012476909, 014352478, 014352480, 014389221
FSC: 4820 — Valves, Nonpowered
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 303 BODY
connection_typeTHREADED EXTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
special_featuresUSED IN OXYGEN SYSTEM APPLICATION;TO BE CLEANED I.A.W.MIL-C-81302
style_designatorSTRAIGHT THRU W/BAFFLE
thread_directionRIGHT-HAND ALL ENDS
surface_treatmentPASSIVATE LOCATION NOT OTHERWISE SPECIFIED
disk_loading_methodSPRING
nominal_thread_size0.250 INCHES ALL ENDS IN
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
minimum_operating_temp-40.0 FAHRENHEIT DEGF
valve_operation_methodAUTOMATIC
NSN4820-01-236-8835
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7M304 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 TYPE I MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
CONNECTION STYLE: PLAIN (PIPE) ALL ENDS
•
MINIMUM OPERATING TEMP: -40.0 FAHRENHEIT DEGF
•
CONNECTION TYPE: THREADED EXTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TYPE I MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
MINIMUM OPERATING TEMP-40.0 FAHRENHEIT DEGF
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE DEGF
DISK LOADING METHODSPRING
SUBSTITUTES & CROSS-REFERENCES 1
ST7M304D2N0800Same 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 7M304?
7M304 is a VALVE,SAFETY RELIEF.
What parts can replace 7M304?
There is 1 known substitute for 7M304: ST7M304D2N0800. Substitute compatibility should be verified for your specific system.
What is the NSN for 7M304?
7M304 is cataloged in the U.S. Government catalog under NSN 4820-01-236-8835. This indicates validated use in U.S. government and defense supply chains.
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