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140549 — GUIDE,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

140549: GUIDE,VALVE.

The GUIDE,VALVE is a the manufacturer industrial component. Key specifications include height: 0.125 INCHES NOMINAL IN, diameter: 0.368 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN, material: STEEL COMP 1010 AND STEEL COMP 1111 OVERALL, head_style: FLAT CHAMFER, chamfer_length: 0.078 INCHES NOMINAL IN, style_designator: STRAIGHT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-098-1720, 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
140549
NSN: 4820-01-098-1720
NIINs: 010981720, 014530266
FSC: 4820 — Valves, Nonpowered
CAGE: 30076 — HYSTER-YALE GROUP, INC. (USA)
SPECIFICATIONS
height0.125 INCHES NOMINAL IN
diameter0.368 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
materialSTEEL COMP 1010 AND STEEL COMP 1111 OVERALL
head_styleFLAT CHAMFER
chamfer_length0.078 INCHES NOMINAL IN
style_designatorSTRAIGHT
pin_chamfer_angle15.0 DEGREES NOMINAL
pin_head_diameter0.500 INCHES NOMINAL IN
surface_treatmentPHOSPHATE OVERALL
under_head_length1.094 INCHES NOMINAL IN
first_hole_diameter0.078 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
NSN4820-01-098-1720
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 140549 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 2.656 IN. O/A LG; 1.125 IN. ACROSS FLATS; 0.441 MIN 0.446 MAX IN. ID ONE END,0.609 MIN 0.996 MAX IN. ID OTHER END WITH PROVISION FOR SNAP RING; ONE END EXTERNALLY THD,3/4 IN. 10 UNC-2A THD SIZE,WITH 0.062 IN. DEEP 45 DEG ANGLE CHAMFER A
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION2.656 IN. O/A LG; 1.125 IN. ACROSS FLATS; 0.441 MIN 0.446 MAX IN. ID ONE END,0.609 MIN 0.996 MAX IN. ID OTHER END WITH PROVISION FOR SNAP RING; ONE END EXTERNALLY THD,3/4 IN. 10 UNC-2A THD SIZE,WITH 0.062 IN. DEEP 45 DEG ANGLE CHAMFER A
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 140549?
140549 is a GUIDE,VALVE.
What is the NSN for 140549?
140549 is cataloged in the U.S. Government catalog under NSN 4820-01-098-1720. 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.