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51988 — VIEWER,NIGHT VISION

✓ Government record, cited
UNYKAch · MRO · MRO_GENERAL
PRODUCT OVERVIEW

51988: VIEWER,NIGHT VISION.

The 3807 model is a box of ATX format. Its face is characterized by an innovative design that combines simple and formal aesthetics, with torn details that emphasize how modern and daring this boxis. The diversity of textures and graphic lines in its structure transmit vitality and dynamism.

Its power is guaranteed because it includes an ATX 500W power supply with a 12cm silent fan, which ensures optimum cooling. This part is cataloged in the U.S. Government catalog under NSN 5330-01-093-3050, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 51988
NSN: 5330-01-093-3050
NIINs: 010933050, 015999813, 016993312
FSC: 5330 — Packing and Gasket Materials
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
hole_diameter0.128 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.480 INCHES NOMINAL IN
aperture_width1.031 INCHES NOMINAL IN
overall_length1.910 INCHES NOMINAL IN
aperture_length1.406 INCHES NOMINAL IN
hardness_rating50.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
style_designatorNON-CIRCULAR
bolt_hole_quantity4
end_item_identificationF-22 AIRCRAFT
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-093-3050
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 51988 MFR: UNYKAch ⚠ 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 THICKNESS: 0.062 INCHES NOMINAL IN
•
HARDNESS RATING: 50.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-1149,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 1.031 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
HARDNESS RATING50.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-1149,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.910 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH1.480 INCHES NOMINAL IN
APERTURE WIDTH1.031 INCHES NOMINAL IN
APERTURE LENGTH1.406 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
SUBSTITUTES & CROSS-REFERENCES 2
887F050059 ITEM 12Reference document
Same NSN cross-reference
Reference document — Secondary reference
887B051988Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 51988?
51988 is a VIEWER,NIGHT VISION manufactured by UNYKAch. It is classified as a MRO (MRO_GENERAL).
What parts can replace 51988?
There are 2 known substitutes for 51988: 887F050059 ITEM 12, 887B051988. Substitute compatibility should be verified for your specific system.
What is the NSN for 51988?
51988 is cataloged in the U.S. Government catalog under NSN 5330-01-093-3050. This indicates validated use in U.S. government and defense supply chains.
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