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1291-842 — SEAL,NONMETALLIC ROUND SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1291-842: SEAL,NONMETALLIC ROUND SECTION.

The SEAL,NONMETALLIC ROUND SECTION is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, construction: SPLIT, aperture_width: 3.202 INCHES NOMINAL IN, aperture_length: 2.344 INCHES NOMINAL IN, style_designator: D SHAPE, inside_corner_radius: 0.406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-219-3524, 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
1291-842
NSN: 5330-01-219-3524
FSC: 5330 — Packing and Gasket Materials
CAGE: 72314 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
constructionSPLIT
aperture_width3.202 INCHES NOMINAL IN
aperture_length2.344 INCHES NOMINAL IN
style_designatorD SHAPE
inside_corner_radius0.406 INCHES NOMINAL IN
outside_corner_radius0.468 INCHES NOMINAL IN
cross-sectional_shape_styleCIRCULAR
cross_section_outside_diameter0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
material_document_and_classificationASTM-D2000 TYPE BC ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-219-3524
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1291-842 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
•
INSIDE CORNER RADIUS: 0.406 INCHES NOMINAL IN
•
STYLE DESIGNATOR: D SHAPE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-D2000 TYPE BC ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
•
APERTURE WIDTH: 3.202 INCHES NOMINAL IN
•
APERTURE LENGTH: 2.344 INCHES NOMINAL IN
•
CROSS SECTION OUTSIDE DIAMETER: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
•
OUTSIDE CORNER RADIUS: 0.468 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INSIDE CORNER RADIUS0.406 INCHES NOMINAL IN
STYLE DESIGNATORD SHAPE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-D2000 TYPE BC ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLECIRCULAR
APERTURE WIDTH3.202 INCHES NOMINAL IN
APERTURE LENGTH2.344 INCHES NOMINAL IN
CROSS SECTION OUTSIDE DIAMETER0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
OUTSIDE CORNER RADIUS0.468 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
CONSTRUCTIONSPLIT
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1291-842?
1291-842 is a SEAL,NONMETALLIC ROUND SECTION.
What is the NSN for 1291-842?
1291-842 is cataloged in the U.S. Government catalog under NSN 5330-01-219-3524. This indicates validated use in U.S. government and defense supply chains.
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