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S-1774 — SWITCH,ROTARY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S-1774: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.558 INCHES NOMINAL IN, center_hole_diameter: 0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN, elongation_percentage: 80 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-833-7491, 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
S-1774
NSN: 5331-00-833-7491
NIINs: 008337491, 009595136, 012003966
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating90.0 SHORE DUROMETER A NOMINAL
outside_diameter0.558 INCHES NOMINAL IN
center_hole_diameter0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN
elongation_percentage80 MAXIMUM
cross-sectional_height0.072 INCHES NOMINAL IN
NSN5331-00-833-7491
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S-1774 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
SUBSTITUTES & CROSS-REFERENCES 10
S0310-905RReference document
Same NSN cross-reference
Reference document — Secondary reference
MS3393-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
3010373Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AS28778Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
564-4900-1191515ALT2PC41Reference document
Same NSN cross-reference
Reference document — Secondary reference
5017-0400Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S-1774?
S-1774 is a SWITCH,ROTARY.
What parts can replace S-1774?
There are 10 known substitutes for S-1774: S0310-905R, MS3393-5, 3010373 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S-1774?
S-1774 is cataloged in the U.S. Government catalog under NSN 5331-00-833-7491. This indicates validated use in U.S. government and defense supply chains.
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