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Technical Data Sheet
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774-40 — COUPLER,DIRECTIONAL

✓ Government record, cited
Hama · ORING SEAL
PRODUCT OVERVIEW

774-40: COUPLER,DIRECTIONAL.

- Lithium ion battery with a particularly long service life, allows you to use your camera for a long period of time - Brand name cells for a longer service life and stable life cycles - Safety electronics to protect the cells - Polyswitch stops current flow in case of damage or overheating - Quality assurance by continuous control of the safety electronics and a reliable capacity indication - Gold-plated contacts prevent oxidation and ensure optimum current flow This part is cataloged in the U.S. Government catalog under NSN 5331-00-810-7491, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
774-40
NSN: 5331-00-810-7491
NIINs: 008107491, 011498952
FSC: 5331 — O-ring
CAGE: 30076 — HYSTER-YALE GROUP, INC. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
unit_typeWAVEGUIDE
design_typeBIDIRECTIONAL
usage_designMAIN LINE AND SECONDARY LINE TERMINAL FITTING
overall_width1.313 INCHES NOMINAL IN
overall_height1.969 INCHES NOMINAL IN
overall_length15.000 INCHES NOMINAL IN
identifying_numberTERMINAL FITTING M3922/53-005
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
cross-sectional_height0.097 INCHES NOMINAL IN
power_loss_in_decibels40.0
radio_frequency_rating12.4 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM
NSN5331-00-810-7491
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 774-40 MFR: Hama ⚠ 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 HEIGHT: 0.097 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.097 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 6
3297-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
16485Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3384Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
0550024020Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
53561C7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
58159Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 774-40?
774-40 is a COUPLER,DIRECTIONAL manufactured by Hama.
What parts can replace 774-40?
There are 6 known substitutes for 774-40: 3297-10, 16485, 3384 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 774-40?
774-40 is cataloged in the U.S. Government catalog under NSN 5331-00-810-7491. This indicates validated use in U.S. government and defense supply chains.
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