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AV16459-BN — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AV16459-BN: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, overall_height: 0.180 INCHES NOMINAL IN, inside_diameter: 0.438 INCHES NOMINAL IN, outside_diameter: 0.866 INCHES NOMINAL IN, style_designator: PLAIN, end_item_identification: TIONA-BETTS INC VENT ASSY PART NO. AV45761-AL-U.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-112-9881, 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
AV16459-BN
NSN: 4820-01-112-9881
FSC: 4820 — Valves, Nonpowered
CAGE: 13226 — BETTS INDUSTRIES, INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
overall_height0.180 INCHES NOMINAL IN
inside_diameter0.438 INCHES NOMINAL IN
outside_diameter0.866 INCHES NOMINAL IN
style_designatorPLAIN
end_item_identificationTIONA-BETTS INC VENT ASSY PART NO. AV45761-AL-U
media_for_which_designedAIR
NSN4820-01-112-9881
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AV16459-BN · 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
•
OUTSIDE DIAMETER: 0.866 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
INSIDE DIAMETER: 0.438 INCHES NOMINAL IN
•
MEDIA FOR WHICH DESIGNED: AIR
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.180 INCHES NOMINAL IN
OUTSIDE DIAMETER0.866 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
INSIDE DIAMETER0.438 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDAIR
END ITEM IDENTIFICATIONTIONA-BETTS INC VENT ASSY PART NO. AV45761-AL-U
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
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

No substitute or cross-reference records for this part.

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 AV16459-BN?
AV16459-BN is a DISK,VALVE.
What is the NSN for AV16459-BN?
AV16459-BN is cataloged in the U.S. Government catalog under NSN 4820-01-112-9881. 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.