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3-1300FB-S — VALVE,VENT-CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3-1300FB-S: VALVE,VENT-CHECK.

The VALVE,VENT-CHECK is a the manufacturer industrial component. Key specifications include shape: ROUND, material: STEEL CORROSION RESISTING, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, special_features: NHA: 4820-01-560-0232; VENT CHECK VALVE, style_designator: STRAIGHT THRU FLANGED ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-560-0232, 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
3-1300FB-S
NSN: 4820-01-560-0232
NIINs: 015600232, 015600235
FSC: 4820 — Valves, Nonpowered
CAGE: 79128 — ROBERT H WAGER CO INC (USA)
SPECIFICATIONS
shapeROUND
materialSTEEL CORROSION RESISTING
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
special_featuresNHA: 4820-01-560-0232; VENT CHECK VALVE
style_designatorSTRAIGHT THRU FLANGED ENDS
bolt_hole_quantity4 ALL ENDS
flange_face_designPLAIN ALL ENDS
valve_operation_methodAUTOMATIC
end_item_identificationNEW CONSTRUCTION LCS1
nominal_outside_diameter7.500 INCHES ALL ENDS IN
system_for_which_designedOPEN
NSN4820-01-560-0232
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3-1300FB-S · 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
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: PLAIN ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 6.000 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
BOLT HOLE NOMINAL DIAMETER: 0.750 INCHES ALL ENDS IN
•
NOMINAL OUTSIDE DIAMETER: 7.500 INCHES ALL ENDS IN
•
BOLT HOLE QUANTITY: 4 ALL ENDS
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER6.000 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS IN
NOMINAL OUTSIDE DIAMETER7.500 INCHES ALL ENDS IN
BOLT HOLE QUANTITY4 ALL ENDS
PART NAME ASSIGNED BY CONTROLLING AGENCYIN-LINE VENT CHECK VALVE 3 INCH IN
END ITEM IDENTIFICATIONNEW CONSTRUCTION LCS1
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 3-1300FB-S?
3-1300FB-S is a VALVE,VENT-CHECK.
What is the NSN for 3-1300FB-S?
3-1300FB-S is cataloged in the U.S. Government catalog under NSN 4820-01-560-0232. 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.