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ST9M590-4P — CLAMP,BLOCK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST9M590-4P: CLAMP,BLOCK.

The CLAMP,BLOCK is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, overall_length: 1.090 INCHES NOMINAL IN, style_designator: RECTANGULAR, end_item_identification: FIGHTER AIRCRAFT-FIRST (F18 E/F), criticality_code_justification: AGAV, distance_from_center_of_mounting_hole_to_edge_along_the_width: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-514-8371, 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
ST9M590-4P
NSN: 5340-01-514-8371
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
overall_length1.090 INCHES NOMINAL IN
style_designatorRECTANGULAR
clamping_hole_quantity2
end_item_identificationFIGHTER AIRCRAFT-FIRST (F18 E/F)
criticality_code_justificationAGAV
distance_from_center_of_mounting_hole_to_edge_along_the_width0.250 INCHES NOMINAL IN
NSN5340-01-514-8371
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST9M590-4P 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
•
CLAMPING HOLE QUANTITY: 2
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
STYLE DESIGNATOR: RECTANGULAR
•
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH: 0.250 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
CLAMPING HOLE QUANTITY2
CRITICALITY CODE JUSTIFICATIONAGAV
STYLE DESIGNATORRECTANGULAR
OVERALL LENGTH1.090 INCHES NOMINAL IN
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH0.250 INCHES NOMINAL IN
END ITEM IDENTIFICATIONFIGHTER AIRCRAFT-FIRST (F18 E/F)
MATERIALALUMINUM ALLOY 6061
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 ST9M590-4P?
ST9M590-4P is a CLAMP,BLOCK.
What is the NSN for ST9M590-4P?
ST9M590-4P is cataloged in the U.S. Government catalog under NSN 5340-01-514-8371. 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.