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705897-5 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

705897-5: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL, hole_diameter: 0.256 INCHES MINIMUM AND 0.263 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 7.380 INCHES NOMINAL IN, aperture_width: 6.690 INCHES NOMINAL IN, overall_length: 9.500 INCHES NOMINAL IN, aperture_length: 8.060 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-418-5745, 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
705897-5
NSN: 5330-01-418-5745
FSC: 5330 — Packing and Gasket Materials
CAGE: 58475 — L-3 COMMUNICATIONS WESTWOOD CORPORATION DBA NMP DIVISION DIV L3 WESTWOOD CORPORATION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
hole_diameter0.256 INCHES MINIMUM AND 0.263 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width7.380 INCHES NOMINAL IN
aperture_width6.690 INCHES NOMINAL IN
overall_length9.500 INCHES NOMINAL IN
aperture_length8.060 INCHES NOMINAL IN
special_featuresSLOT 1.500 INCH NOMINAL ON ONE SIDE OF APERTURE IN
style_designatorNON-CIRCULAR
bolt_hole_quantity4
inside_corner_radius0.500 INCHES NOMINAL IN
outside_corner_radius1.000 INCHES NOMINAL IN
cross-sectional_thickness0.188 INCHES NOMINAL IN
NSN5330-01-418-5745
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 705897-5 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: 0.188 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 6.690 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.188 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.500 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH9.500 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH7.380 INCHES NOMINAL IN
APERTURE WIDTH6.690 INCHES NOMINAL IN
APERTURE LENGTH8.060 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
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 705897-5?
705897-5 is a GASKET.
What is the NSN for 705897-5?
705897-5 is cataloged in the U.S. Government catalog under NSN 5330-01-418-5745. 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.