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Technical Data Sheet
21774 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

STRAP,TIE DOWN,ELECTRICAL COMPON. Key specifications include base_style: MEDIUM BIPIN (FLUORESCENT), bulb_style: T (TUBULAR), overall_length: 36.000 INCHES NOMINAL IN, wattage_rating: 25.000 WATTS, bulb_designator: T-8, special_features: ECOLOGIC FLUORESCENT LAMP DESIGNED TO SATISFY THE FEDERAL TOXIC CHARACTERISTIC LEACHING PROCEDURES CRITERIA. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-214-3977, 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
21774
NSN: 5330-00-214-3977
FSC: 5330
CAGE: 79150 — DANA AUTOMOTIVE SYSTEMS GROUP, LLC DBA DANA SEALING PRODUCTS (USA)
SPECIFICATIONS
base_styleMEDIUM BIPIN (FLUORESCENT)
bulb_styleT (TUBULAR)
overall_length36.000 INCHES NOMINAL IN
wattage_rating25.000 WATTS
bulb_designatorT-8
special_featuresECOLOGIC FLUORESCENT LAMP DESIGNED TO SATISFY THE FEDERAL TOXIC CHARACTERISTIC LEACHING PROCEDURES CRITERIA
rated_average_lifeHOURS
starting_characteristicRAPID
average_life_rating_in_hours24000.0
emitted_light_characteristicWHITE
environmental_attribute_codeFLUORESCENT LAMPS - FEMP-LIGHTING - ENERGY EFFICIENT PRODUCTS
NSN5330-00-214-3977
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21774 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 SHAPE STYLE: SOLID SINGLE OR COMPOSITION
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-12803,NO. +3442-A MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL: PAPER AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
CROSS-SECTIONAL THICKNESS: 0.062 INCHES NOMINAL IN
APERTURE WIDTH: 11.312 INCHES NOMINAL IN
APERTURE LENGTH: 23.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL LENGTH25.250 INCHES NOMINAL IN
OVERALL WIDTH13.062 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-12803,NO. +3442-A MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALPAPER AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
APERTURE WIDTH11.312 INCHES NOMINAL IN
APERTURE LENGTH23.500 INCHES NOMINAL IN
HOLE DIAMETER0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
4240-9105Interchangeable
interchangeable cross-reference
interchangeable
588 #5Interchangeable
interchangeable cross-reference
interchangeable
4588-5Interchangeable
interchangeable cross-reference
interchangeable
F025/841XP/ECOInterchangeable
interchangeable cross-reference
interchangeable
21774Interchangeable
interchangeable cross-reference
interchangeable
52001DInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21774?
21774 is a STRAP,TIE DOWN,ELECTRICAL COMPON.
What parts can replace 21774?
There are 6 known substitutes for 21774: 4240-9105, 588 #5, 4588-5 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21774?
21774 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-214-3977. This indicates validated use in U.S. government and defense supply chains.
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