121PA1386-057 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

121PA1386-057: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 BODY, seat_angle: 20.0 DEGREES ALL ENDS, thread_class: A3A ALL ENDS, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARELESS ALL ENDS, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-369-4847, 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

121PA1386-057

NSN: 4820-01-369-4847
FSC: 4820 — Valves, Nonpowered
CAGE: Z3107 — HOLMWOOD HIGHGATE (AUST) PTY LTD (AUS)

SPECIFICATIONS

material	STEEL COMP 316 BODY
seat_angle	20.0 DEGREES ALL ENDS
thread_class	A3A ALL ENDS
connection_type	THREADED EXTERNAL TUBE ALL ENDS
connection_style	FLARELESS ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
mounting_position	HORIZONTAL OR VERTICAL
flow_control_device	POPPET
nominal_thread_size	0.750 INCHES ALL ENDS IN
valve_operation_method	AUTOMATIC
opening_pressure_setting	1.0 POUNDS PER SQUARE INCH LBS
NSN	4820-01-369-4847

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: FLARELESS ALL ENDS

•

MOUNTING POSITION: HORIZONTAL OR VERTICAL

•

CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 0.750 INCHES ALL ENDS IN

•

SEAT ANGLE: 20.0 DEGREES ALL ENDS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	FLARELESS ALL ENDS
MOUNTING POSITION	HORIZONTAL OR VERTICAL
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.750 INCHES ALL ENDS IN
SEAT ANGLE	20.0 DEGREES ALL ENDS
THREAD CLASS	A3A ALL ENDS
THREAD QUANTITY PER INCH	16 ALL ENDS

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 5

VCLASS-11-02-R01 ITEM 5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

ASC1450773Reference document

Same NSN cross-reference

Reference document — Secondary reference

03-NRV-SS-0050-0002Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

SS-CHS8-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

69.MD000-1603Same 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 121PA1386-057?

121PA1386-057 is a VALVE,CHECK.

What parts can replace 121PA1386-057?

There are 5 known substitutes for 121PA1386-057: VCLASS-11-02-R01 ITEM 5, ASC1450773, 03-NRV-SS-0050-0002 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 121PA1386-057?

121PA1386-057 is cataloged in the U.S. Government catalog under NSN 4820-01-369-4847. This indicates validated use in U.S. government and defense supply chains.

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