254844 PC 14 — GUIDE,VALVE STEM

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

254844 PC 14: GUIDE,VALVE STEM.

The GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, bb_end_radius: 0.125 INCHES NOMINAL IN, bore_diameter: 0.5010 INCHES NOMINAL IN, overall_length: 0.875 INCHES NOMINAL IN, outside_diameter: 1.000 INCHES NOMINAL IN, style_designator: PLAIN FLANGED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-487-8388, 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

254844 PC 14

NSN: 4820-01-487-8388
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)

SPECIFICATIONS

material	COPPER ALLOY
bb_end_radius	0.125 INCHES NOMINAL IN
bore_diameter	0.5010 INCHES NOMINAL IN
overall_length	0.875 INCHES NOMINAL IN
outside_diameter	1.000 INCHES NOMINAL IN
special_features	NEXT HIGHER ASSEMBLY P/N 254844, MANIFOLD 3/4 STOP CHECK DISTILLING SYSTEM. MATERIAL IS QQ-C-390, ALLOY D5. SHOULDER IS HEX SHAPED.
style_designator	PLAIN FLANGED
bb_end_chamfer_length	0.062 INCHES NOMINAL IN
major_diameter_length	0.188 INCHES NOMINAL IN
end_item_identification	USED ON SSN 688 CLASS WITHOUT CHANGE FROM THE MANIFOLD USED ON SSN 837 CLASS. FURTHER SHOCK QUALIFICATION NOT REQUIRED.
bb_end_chamfer_angle_in_deg	45.0
shoulder_first_fillet_radius	0.062 INCHES NOMINAL IN
NSN	4820-01-487-8388

COMPONENT DIAGRAM

KEY FEATURES

•

MAJOR DIAMETER LENGTH: 0.188 INCHES NOMINAL IN

•

STYLE DESIGNATOR: PLAIN FLANGED

•

OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN

•

BB END CHAMFER LENGTH: 0.062 INCHES NOMINAL IN

•

BB END CHAMFER ANGLE IN DEG: 45.0

TECHNICAL CHARACTERISTICS

MAJOR DIAMETER LENGTH	0.188 INCHES NOMINAL IN
STYLE DESIGNATOR	PLAIN FLANGED
OVERALL LENGTH	0.875 INCHES NOMINAL IN
OUTSIDE DIAMETER	1.000 INCHES NOMINAL IN
BB END CHAMFER LENGTH	0.062 INCHES NOMINAL IN
SPECIAL FEATURES	NEXT HIGHER ASSEMBLY P/N 254844, MANIFOLD 3/4 STOP CHECK DISTILLING SYSTEM. MATERIAL IS QQ-C-390, ALLOY D5. SHOULDER IS HEX SHAPED.
BB END CHAMFER ANGLE IN DEG	45.0
PART NAME ASSIGNED BY CONTROLLING AGENCY	SLEEVE
END ITEM IDENTIFICATION	USED ON SSN 688 CLASS WITHOUT CHANGE FROM THE MANIFOLD USED ON SSN 837 CLASS. FURTHER SHOCK QUALIFICATION NOT REQUIRED.
BB END RADIUS	0.125 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 1

254844Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 254844 PC 14?

254844 PC 14 is a GUIDE,VALVE STEM.

What parts can replace 254844 PC 14?

There is 1 known substitute for 254844 PC 14: 254844. Substitute compatibility should be verified for your specific system.

What is the NSN for 254844 PC 14?

254844 PC 14 is cataloged in the U.S. Government catalog under NSN 4820-01-487-8388. This indicates validated use in U.S. government and defense supply chains.

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