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GP525M1 — BUTTON,PLUG

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GP525M1: BUTTON,PLUG.

The BUTTON,PLUG is a the manufacturer industrial component. Key specifications include material: STEEL, head_height: 0.062 INCHES NOMINAL IN, overall_height: 0.297 INCHES NOMINAL IN, prong_quantity: 12, style_designator: STANDARD, surface_treatment: NICKEL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-161-9718, 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
GP525M1
NSN: 5340-00-161-9718
FSC: 5340 — Hardware, Commercial
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL
head_height0.062 INCHES NOMINAL IN
overall_height0.297 INCHES NOMINAL IN
prong_quantity12
style_designatorSTANDARD
surface_treatmentNICKEL
head_outside_diameter1.062 INCHES NOMINAL IN
prong_outside_diameter0.890 INCHES NOMINAL IN
hole_accommodation_diameter0.875 INCHES NOMINAL IN
material_accommodated_thickness0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
NSN5340-00-161-9718
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GP525M1 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
•
HEAD HEIGHT: 0.062 INCHES NOMINAL IN
•
HOLE ACCOMMODATION DIAMETER: 0.875 INCHES NOMINAL IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STANDARD
•
PRONG OUTSIDE DIAMETER: 0.890 INCHES NOMINAL IN
•
SURFACE TREATMENT: NICKEL
•
HEAD OUTSIDE DIAMETER: 1.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.297 INCHES NOMINAL IN
HEAD HEIGHT0.062 INCHES NOMINAL IN
HOLE ACCOMMODATION DIAMETER0.875 INCHES NOMINAL IN
MATERIAL ACCOMMODATED THICKNESS0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
STYLE DESIGNATORSTANDARD
PRONG OUTSIDE DIAMETER0.890 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL
HEAD OUTSIDE DIAMETER1.062 INCHES NOMINAL IN
MATERIALSTEEL
PRONG QUANTITY12
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 GP525M1?
GP525M1 is a BUTTON,PLUG.
What is the NSN for GP525M1?
GP525M1 is cataloged in the U.S. Government catalog under NSN 5340-00-161-9718. 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.