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8-28991 — SWITCH,ELECTRONIC

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8-28991: SWITCH,ELECTRONIC.

The SWITCH,ELECTRONIC is a the manufacturer industrial component. Key specifications include overall_width: 3.850 INCHES NOMINAL IN, inclosure_type: ENCASED, overall_height: 3.097 INCHES NOMINAL IN, overall_length: 3.850 INCHES NOMINAL IN, basic_shape_style: IRREGULAR, supplementary_features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-022-2636, 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
8-28991
NSN: 5330-00-022-2636
NIINs: 000222636, 015813594
FSC: 5330 — Packing and Gasket Materials
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
overall_width3.850 INCHES NOMINAL IN
inclosure_typeENCASED
overall_height3.097 INCHES NOMINAL IN
overall_length3.850 INCHES NOMINAL IN
special_featuresCOLOR IS RED; TIN PLATED COPPER TERMINAL STUDS, TERMINAL SIZE 0.375 NOMINAL INCH; 4 POSITION SELECTOR AND 2 BATTERY INPUTS
basic_shape_styleIRREGULAR
supplementary_featuresCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
part_name_assigned_by_controlling_agencyBATTERY SWITCHES
NSN5330-00-022-2636
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8-28991 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
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SUPPLEMENTARY FEATURES: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
SPECIAL FEATURESSTYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
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 8-28991?
8-28991 is a SWITCH,ELECTRONIC.
What is the NSN for 8-28991?
8-28991 is cataloged in the U.S. Government catalog under NSN 5330-00-022-2636. This indicates validated use in U.S. government and defense supply chains.
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