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83774 — SLEEVE ADJUSTMENT

✓ Government record, cited
Hama · ORING SEAL
PRODUCT OVERVIEW

83774: SLEEVE ADJUSTMENT.

Thank you for choosing a VisionMount wall mount. This model will hold 30 - 50 inch Plasma and LCD TVs weighing up to 130 lbs to a vertical wall. It is a full motion mount that will tilt, swivel, extend and can roll ±6° to level the TV.

Check carefully to make sure that there are no missing or defective parts. Our customer service representatives can quickly assist you with installation questions and missing or damaged parts. Replacement parts for products purchased through authorized dealers will be shipped directly to you.

Never use defective parts. Improper installation may cause damage or serious injury. Required Tools: 3/16” drill bit, wrench set, phillips screw driver This part is cataloged in the U.S.

Government catalog under NSN 5330-00-255-4704, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
83774
NSN: 5330-00-255-4704
NIINs: 002554704, 004532815
FSC: 5330 — Packing and Gasket Materials
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
temp_rating-67.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
outside_diameter1.500 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.000 INCHES NOMINAL IN
cross-sectional_thickness0.310 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classification670 GR RN12F2 MIL STD ALL MATERIAL RESPONSES OVERALL
NSN5330-00-255-4704
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 83774 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
•
TEMP RATING: -67.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL THICKNESS: 0.310 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: 670 GR RN12F2 MIL STD ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL: RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OR RUBBER POLYISOPRENE SYNTHETIC CLASS IR OVERALL
TECHNICAL CHARACTERISTICS
TEMP RATING-67.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF
CROSS-SECTIONAL THICKNESS0.310 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATION670 GR RN12F2 MIL STD ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
APERTURE DIAMETER1.000 INCHES NOMINAL IN
MATERIALRUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OR RUBBER POLYISOPRENE SYNTHETIC CLASS IR OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 83774?
83774 is a SLEEVE ADJUSTMENT manufactured by Hama.
What is the NSN for 83774?
83774 is cataloged in the U.S. Government catalog under NSN 5330-00-255-4704. This indicates validated use in U.S. government and defense supply chains.
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