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9139972 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9139972: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, construction: SOLIDSOLID, end_cut_angle: 45.0 DEGREES45.0 DEGREES, overall_length: 25.859 INCHES MINIMUM AND 25.859 INCHES MINIMUM AND 25.891 INCHES MAXIMUM25.891 INCHES MAXIMUM IN, style_designator: STRIP, fabrication_method: SOLIDSOLID. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-720-3508, 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
9139972
NSN: 5330-00-720-3508
FSC: 5330 — Packing and Gasket Materials
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
constructionSOLIDSOLID
end_cut_angle45.0 DEGREES45.0 DEGREES
overall_length25.859 INCHES MINIMUM AND 25.859 INCHES MINIMUM AND 25.891 INCHES MAXIMUM25.891 INCHES MAXIMUM IN
style_designatorSTRIP
fabrication_methodSOLIDSOLID
cross-sectional_width0.484 INCHES MINIMUM AND 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM0.516 INCHES MAXIMUM IN
cross-sectional_height0.109 INCHES MINIMUM AND 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM0.141 INCHES MAXIMUM IN
cross-sectional_thickness0.109 INCHES MINIMUM AND 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM0.141 INCHES MAXIMUM IN
cross-sectional_shape_stylePICK AXEPICK AXE
material_document_and_classificationASTM D2000 2BC515AB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-720-3508
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9139972 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
•
CROSS-SECTIONAL THICKNESS: 0.109 INCHES MINIMUM AND 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM0.141 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.109 INCHES MINIMUM AND 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM0.141 INCHES MAXIMUM IN
•
CROSS-SECTIONAL WIDTH: 0.484 INCHES MINIMUM AND 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM0.516 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STRIP
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 2BC515AB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: PICK AXEPICK AXE
•
END CUT ANGLE: 45.0 DEGREES45.0 DEGREES
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.109 INCHES MINIMUM AND 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM0.141 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.109 INCHES MINIMUM AND 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM0.141 INCHES MAXIMUM IN
CROSS-SECTIONAL WIDTH0.484 INCHES MINIMUM AND 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM0.516 INCHES MAXIMUM IN
STYLE DESIGNATORSTRIP
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 2BC515AB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH25.859 INCHES MINIMUM AND 25.859 INCHES MINIMUM AND 25.891 INCHES MAXIMUM25.891 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEPICK AXEPICK AXE
END CUT ANGLE45.0 DEGREES45.0 DEGREES
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
FABRICATION METHODSOLIDSOLID
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
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 9139972?
9139972 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What is the NSN for 9139972?
9139972 is cataloged in the U.S. Government catalog under NSN 5330-00-720-3508. 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.