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117B100-2 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

117B100-2: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL SEAT, connection_type: UNTHREADED EXTERNAL TUBE FIRST END, style_designator: ANGLE, features_provided: PRESSURE TIGHT OUTLET SIDE, disk_loading_method: SPRING, nominal_outside_diameter_tube_accommodated: 0.250 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-720-0158, 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
117B100-2
NSN: 4820-00-720-0158
FSC: 4820 — Valves, Nonpowered
CAGE: 78385 — MEGGITT TROY INC (USA)
SPECIFICATIONS
materialSTEEL SEAT
connection_typeUNTHREADED EXTERNAL TUBE FIRST END
style_designatorANGLE
features_providedPRESSURE TIGHT OUTLET SIDE
disk_loading_methodSPRING
nominal_outside_diameter_tube_accommodated0.250 INCHES FIRST END IN
NSN4820-00-720-0158
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 117B100-2 · 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
•
CONNECTION TYPE: UNTHREADED EXTERNAL TUBE FIRST END
•
STYLE DESIGNATOR: ANGLE
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
•
FEATURES PROVIDED: PRESSURE TIGHT OUTLET SIDE
•
DISK LOADING METHOD: SPRING
•
MATERIAL: STEEL SEAT
TECHNICAL CHARACTERISTICS
CONNECTION TYPEUNTHREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATORANGLE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
DISK LOADING METHODSPRING
MATERIALSTEEL SEAT
MATERIALSTEEL STEM
MATERIALALUMINUM ALLOY BODY
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 117B100-2?
117B100-2 is a VALVE,SAFETY RELIEF.
What is the NSN for 117B100-2?
117B100-2 is cataloged in the U.S. Government catalog under NSN 4820-00-720-0158. 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.