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1FA01118-1 — VALVE,BLEEDER,HYDRAULIC SYSTEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1FA01118-1: VALVE,BLEEDER,HYDRAULIC SYSTEM.

The VALVE,BLEEDER,HYDRAULIC SYSTEM is a the manufacturer industrial component. Key specifications include material: ALUMINUM BODY, seat_angle: 37.0 DEGREES ALL ENDS, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL BOSS ALL ENDS, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS, special_features: INCL PRESSURE CAP AND BLEED SCREW. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-300-2978, 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
1FA01118-1
NSN: 4820-01-300-2978
FSC: 4820 — Valves, Nonpowered
CAGE: 26437 — TRIUMPH ACTUATION SYSTEMS, LLC DIV TRIUMPH ACTUATION SYSTEMS - FREEPORT (USA)
SPECIFICATIONS
materialALUMINUM BODY
seat_angle37.0 DEGREES ALL ENDS
thread_class3A ALL ENDS A
connection_typeTHREADED EXTERNAL BOSS ALL ENDS
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
special_featuresINCL PRESSURE CAP AND BLEED SCREW
style_designatorANGLE
thread_directionRIGHT-HAND ALL ENDS
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_devicePLUG
nominal_thread_size0.562 INCHES ALL ENDS IN
maximum_operating_temp149.0 CELSIUS SINGLE RESPONSE DEGC
NSN4820-01-300-2978
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1FA01118-1 · 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
•
FLOW CONTROL DEVICE: PLUG
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL BOSS ALL ENDS
•
STYLE DESIGNATOR: ANGLE
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.562 INCHES ALL ENDS IN
•
SEAT ANGLE: 37.0 DEGREES ALL ENDS
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPLUG
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
STYLE DESIGNATORANGLE
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS IN
SEAT ANGLE37.0 DEGREES ALL ENDS
MAXIMUM OPERATING TEMP149.0 CELSIUS SINGLE RESPONSE DEGC
SPECIAL FEATURESINCL PRESSURE CAP AND BLEED SCREW
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 1
GV500AAR1Same 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 1FA01118-1?
1FA01118-1 is a VALVE,BLEEDER,HYDRAULIC SYSTEM.
What parts can replace 1FA01118-1?
There is 1 known substitute for 1FA01118-1: GV500AAR1. Substitute compatibility should be verified for your specific system.
What is the NSN for 1FA01118-1?
1FA01118-1 is cataloged in the U.S. Government catalog under NSN 4820-01-300-2978. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.