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156558 — CAP,RETENTION,PRESSURE PLUG

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

156558: CAP,RETENTION,PRESSURE PLUG.

The CAP,RETENTION,PRESSURE PLUG is a the manufacturer industrial component. Key specifications include end_item_identification: PRESSURE RELIEF VALVE, part_name_assigned_by_controlling_agency: PLUG,CAP. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-701-2466, 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
156558
NSN: 5330-00-701-2466
NIINs: 007012466, 016054037
FSC: 5330 — Packing and Gasket Materials
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
end_item_identificationPRESSURE RELIEF VALVE
part_name_assigned_by_controlling_agencyPLUG,CAP
NSN5330-00-701-2466
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 156558 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FSC APPLICATION DATA: NO
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CROSS-SECTIONAL HEIGHT: 0.062 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.156 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.125 INCHES NOMINAL IN
•
MATERIAL: WOOL COMP 16R1X OVERALL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATANO
CROSS-SECTIONAL HEIGHT0.062 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.156 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
APERTURE DIAMETER0.125 INCHES NOMINAL IN
MATERIALWOOL COMP 16R1X OVERALL
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 156558?
156558 is a CAP,RETENTION,PRESSURE PLUG.
What is the NSN for 156558?
156558 is cataloged in the U.S. Government catalog under NSN 5330-00-701-2466. 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.