638XB-3-6-1 — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

638XB-3-6-1: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include special_features: CYLINDRICAL TYPE FIXTURE WITH AIR INLET AND OUTLET PORTS, functional_description: USED AS AIR FLO FIXTURE DURING NO. 1 BEARING HOUSING, CARBON SEAL REPAIR/MAINTENANCE, nominal_overall_height: 11.000 INCHES IN, end_item_identification: F100-PW-100/200220 ENGINE, nominal_overall_diameter: 12.000 INCHES IN, functional_classification: GG-7.4.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-022-1370, 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

638XB-3-6-1

NSN: 4820-01-022-1370
FSC: 4820 — Valves, Nonpowered
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)

SPECIFICATIONS

special_features	CYLINDRICAL TYPE FIXTURE WITH AIR INLET AND OUTLET PORTS
functional_description	USED AS AIR FLO FIXTURE DURING NO. 1 BEARING HOUSING, CARBON SEAL REPAIR/MAINTENANCE
nominal_overall_height	11.000 INCHES IN
end_item_identification	F100-PW-100/200220 ENGINE
nominal_overall_diameter	12.000 INCHES IN
functional_classification	GG-7.4
reference_data_and_literature	T.O. 2J-F100-94; T.O. 33D4-6-512-1
NSN	4820-01-022-1370

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 2

PWA51984-16Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

PWA51984Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 638XB-3-6-1?

638XB-3-6-1 is a VALVE,SAFETY RELIEF.

What parts can replace 638XB-3-6-1?

There are 2 known substitutes for 638XB-3-6-1: PWA51984-16, PWA51984. Substitute compatibility should be verified for your specific system.

What is the NSN for 638XB-3-6-1?

638XB-3-6-1 is cataloged in the U.S. Government catalog under NSN 4820-01-022-1370. This indicates validated use in U.S. government and defense supply chains.

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638XB-3-6-1 — VALVE,SAFETY RELIEF

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