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AB-B686-62D72 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AB-B686-62D72: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_height: 0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN, shank_diameter: 0.268 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, style_designator: POPPET, end_item_identification: B-1B SPOIL RESERV MOD, media_for_which_designed: HYDRAULIC FLUID. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-350-8546, 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
AB-B686-62D72
NSN: 4820-01-350-8546
FSC: 4820 — Valves, Nonpowered
CAGE: 18350 — PALL AEROPOWER CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_height0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
shank_diameter0.268 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
special_featuresADDITIONAL MATL AND SURFACE TREATMENT DATA; STAINLESS STEEL,AMS 5629,PH 13-8 MO; HEAT TREAT TO H1000; PASSIVATE PER CAGEC 18350,APMS-PC- 1000
style_designatorPOPPET
end_item_identificationB-1B SPOIL RESERV MOD
media_for_which_designedHYDRAULIC FLUID
NSN4820-01-350-8546
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AB-B686-62D72 · 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
•
SHANK DIAMETER: 0.268 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: POPPET
•
MEDIA FOR WHICH DESIGNED: HYDRAULIC FLUID
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.268 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
OVERALL HEIGHT0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
STYLE DESIGNATORPOPPET
SPECIAL FEATURESADDITIONAL MATL AND SURFACE TREATMENT DATA; STAINLESS STEEL,AMS 5629,PH 13-8 MO; HEAT TREAT TO H1000; PASSIVATE PER CAGEC 18350,APMS-PC- 1000
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID
END ITEM IDENTIFICATIONB-1B SPOIL RESERV MOD
MATERIALSTEEL CORROSION RESISTING
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)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is AB-B686-62D72?
AB-B686-62D72 is a DISK,VALVE.
What is the NSN for AB-B686-62D72?
AB-B686-62D72 is cataloged in the U.S. Government catalog under NSN 4820-01-350-8546. 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.