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PartsTable / COMPONENT / ASTM F 1370-2GF1B
ASTM F 1370-2GF1B ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, body_style: STRAIGHT THRU, temp_rating: 165.0 FAHRENHEIT NOMINAL DEGF, regulation_type: AUTOMATIC DOUBLE STAGE, valve_stem_design: SINGLE SEAT, flow_control_device: DIAPHRAGM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-181-8934, 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
ASTM F 1370-2GF1B
NSN: 4820-00-181-8934
FSC: 4820
CAGE: 81346 — AMERICAN SOCIETY FOR TESTING AND MATERIALS DBA ASTM INTERNATIONAL (USA)
SPECIFICATIONS
filterNOT INCLUDED
body_styleSTRAIGHT THRU
temp_rating165.0 FAHRENHEIT NOMINAL DEGF
regulation_typeAUTOMATIC DOUBLE STAGE
valve_stem_designSINGLE SEAT
flow_control_deviceDIAPHRAGM
valve_loading_methodSPRING
face_to_face_distance8.750 INCHES NOMINAL IN
outlet_pressure_range25.0 TO 60.0 CAMERA MOUNT
special_test_featuresHIGH-IMPACT SHOCK TESTS ARE REQUIRED AS DIRECTED IN PARAGRAPHS 3.6 AND 4.4.2.3 OF MIL-V-2042 IN PAC TEST ABOVE IN
end_connection_quantity2
media_for_which_designedWATER, FRESH AND WATER, SALT
NSN4820-00-181-8934
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: ASTM F 1370-2GF1B · 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
•
TEST DATA DOCUMENT: 81349-MILV2042 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
TEMP RATING: 165.0 FAHRENHEIT NOMINAL DEGF
•
RENEWABLE SEAT RING TYPE: THREADED
•
END CONNECTION QUANTITY: 2
•
FILTER: NOT INCLUDED
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FLOW CONTROL DEVICE: DIAPHRAGM
•
SPECIAL TEST FEATURES: HIGH-IMPACT SHOCK TESTS ARE REQUIRED AS DIRECTED IN PARAGRAPHS 3.6 AND 4.4.2.3 OF MIL-V-2042 IN PAC TEST ABOVE IN
TECHNICAL CHARACTERISTICS (FLIS)
TEST DATA DOCUMENT81349-MILV2042 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TEMP RATING165.0 FAHRENHEIT NOMINAL DEGF
RENEWABLE SEAT RING TYPETHREADED
END CONNECTION QUANTITY2
FILTERNOT INCLUDED
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FLOW CONTROL DEVICEDIAPHRAGM
SPECIAL TEST FEATURESHIGH-IMPACT SHOCK TESTS ARE REQUIRED AS DIRECTED IN PARAGRAPHS 3.6 AND 4.4.2.3 OF MIL-V-2042 IN PAC TEST ABOVE IN
FIRST END STYLE DESIGNATORPLAIN
FIRST END FLANGE SHAPE STYLEROUND W/ BOLT HOLES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
4361 1 1/4IN 30Interchangeable
interchangeable cross-reference
interchangeable
40400-09 25T60PSIInterchangeable
interchangeable cross-reference
interchangeable
4820PL1341134Interchangeable
interchangeable cross-reference
interchangeable
ASTM F 1370 2KF1BInterchangeable
interchangeable cross-reference
interchangeable
ASTM F1370 2K1BInterchangeable
interchangeable cross-reference
interchangeable
MIL-V-2042Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ASTM F 1370-2GF1B?
ASTM F 1370-2GF1B is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace ASTM F 1370-2GF1B?
There are 22 known substitutes for ASTM F 1370-2GF1B: 4361 1 1/4IN 30, 40400-09 25T60PSI, 4820PL1341134 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ASTM F 1370-2GF1B?
ASTM F 1370-2GF1B is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-181-8934. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026