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71426 — 71426

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

71426: 71426.

The 71426 is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thickness: 0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN, hole_diameter: 0.120 INCHES NOMINAL IN, overall_diameter: 0.250 INCHES NOMINAL IN, surface_treatment: OXIDE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-220-3229, 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
MRO→ MRO_GENERAL→ 71426
NSN: 5340-00-220-3229
NIINs: 002203229, 013794715, 015902492
FSC: 5340 — Hardware, Commercial
CAGE: 06177 — PNEUDRAULICS, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thickness0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
hole_diameter0.120 INCHES NOMINAL IN
overall_diameter0.250 INCHES NOMINAL IN
surface_treatmentOXIDE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyWASHER
NSN5340-00-220-3229
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 71426 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
•
FIRST STEP DIAMETER: 0.9350 INCHES MINIMUM AND 0.9400 INCHES MAXIMUM IN
•
END DIAMETER: 0.4280 INCHES NOMINAL IN
•
SECOND END DIAMETER: 0.4220 INCHES MINIMUM AND 0.4222 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.0800 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
COUNTERBORE LENGTH: 0.2120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.4070 INCHES NOMINAL IN
FIRST STEP DIAMETER0.9350 INCHES MINIMUM AND 0.9400 INCHES MAXIMUM IN
END DIAMETER0.4280 INCHES NOMINAL IN
SECOND END DIAMETER0.4220 INCHES MINIMUM AND 0.4222 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.0800 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
COUNTERBORE LENGTH0.2120 INCHES NOMINAL IN
COUNTERBORE DIAMETER0.4221 INCHES NOMINAL IN
FIRST STEP LENGTH0.0600 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 71426?
71426 is a 71426. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 71426?
71426 is cataloged in the U.S. Government catalog under NSN 5340-00-220-3229. 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.