PartsTable
Technical Data Sheet
Download PDF

91F11 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91F11: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 1.461 INCHES MINIMUM AND 1.489 INCHES MAXIMUM IN, cross-sectional_height: 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN, end_item_identification: FORK LIFT, material_document_and_classification: ASTM D 2000 6BG910B14E014E034F19 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-064-7807, 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
91F11
NSN: 5330-00-064-7807
NIINs: 000647807, 015257632
FSC: 5330 — Packing and Gasket Materials
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating90.0 SHORE DUROMETER A NOMINAL
center_hole_diameter1.461 INCHES MINIMUM AND 1.489 INCHES MAXIMUM IN
cross-sectional_height0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
end_item_identificationFORK LIFT
material_document_and_classificationASTM D 2000 6BG910B14E014E034F19 ASSN STD SINGLE MATERIAL RESPONSE
NSN5330-00-064-7807
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91F11 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
SUBSTITUTES & CROSS-REFERENCES 2
0647807Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
7-91F11Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy 91F11?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 91F11?
91F11 is a O-RING.
What parts can replace 91F11?
There are 2 known substitutes for 91F11: 0647807, 7-91F11. Substitute compatibility should be verified for your specific system.
What is the NSN for 91F11?
91F11 is cataloged in the U.S. Government catalog under NSN 5330-00-064-7807. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 91F11

✓ 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.