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21168NPIECE15 — GUIDE,VALVE STEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

21168NPIECE15: GUIDE,VALVE STEM.

The GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include material: STEEL, bore_diameter: 0.5156 INCHES NOMINAL IN, overall_length: 0.566 INCHES NOMINAL IN, bore_counterbore: NOT INCLUDED, bore_countersink: NOT INCLUDED, outside_diameter: 0.996 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-045-0627, 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
21168NPIECE15
NSN: 4820-01-045-0627
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL
bore_diameter0.5156 INCHES NOMINAL IN
overall_length0.566 INCHES NOMINAL IN
bore_counterboreNOT INCLUDED
bore_countersinkNOT INCLUDED
outside_diameter0.996 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
bb_end_chamfer_length0.062 INCHES NOMINAL IN
bb_end_shank_diameter0.875 INCHES NOMINAL IN
major_diameter_length0.938 INCHES NOMINAL IN
bb_end_chamfer_angle_in_deg30.0
NSN4820-01-045-0627
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21168NPIECE15 · 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
•
MAJOR DIAMETER LENGTH: 0.938 INCHES NOMINAL IN
•
BB END SHANK DIAMETER: 0.875 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BORE COUNTERBORE: NOT INCLUDED
•
OUTSIDE DIAMETER: 0.996 INCHES NOMINAL IN
•
BB END CHAMFER LENGTH: 0.062 INCHES NOMINAL IN
•
BB END CHAMFER ANGLE IN DEG: 30.0
TECHNICAL CHARACTERISTICS
MAJOR DIAMETER LENGTH0.938 INCHES NOMINAL IN
BB END SHANK DIAMETER0.875 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
OVERALL LENGTH0.566 INCHES NOMINAL IN
BORE COUNTERBORENOT INCLUDED
OUTSIDE DIAMETER0.996 INCHES NOMINAL IN
BB END CHAMFER LENGTH0.062 INCHES NOMINAL IN
BB END CHAMFER ANGLE IN DEG30.0
BORE DIAMETER0.5156 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 1
27043Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 21168NPIECE15?
21168NPIECE15 is a GUIDE,VALVE STEM.
What parts can replace 21168NPIECE15?
There is 1 known substitute for 21168NPIECE15: 27043. Substitute compatibility should be verified for your specific system.
What is the NSN for 21168NPIECE15?
21168NPIECE15 is cataloged in the U.S. Government catalog under NSN 4820-01-045-0627. 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.