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157764 — WEIGHT,COUNTERBALANCE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

157764: WEIGHT,COUNTERBALANCE.

The WEIGHT,COUNTERBALANCE is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL, center_hole_diameter: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN, cross-sectional_shape_style: O-RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-514-3556, 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
157764
NSN: 5330-00-514-3556
NIINs: 005143556, 013878334
FSC: 5330 — Packing and Gasket Materials
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL OVERALL
center_hole_diameter0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
cross-sectional_shape_styleO-RING
departure_from_cited_documentAS MODIFIED BY MATERIAL,AND NON-METALLIC HARDNESS
NSN5330-00-514-3556
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 157764 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
DEPARTURE FROM CITED DOCUMENT: AS MODIFIED BY MATERIAL,AND NON-METALLIC HARDNESS
•
CENTER HOLE DIAMETER: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL OVERALL
CROSS-SECTIONAL SHAPE STYLEO-RING
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY MATERIAL,AND NON-METALLIC HARDNESS
CENTER HOLE DIAMETER0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
AN6227-2Reference document
Same NSN cross-reference
Reference document — Identification reference
423-2535Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 157764?
157764 is a WEIGHT,COUNTERBALANCE.
What parts can replace 157764?
There are 2 known substitutes for 157764: AN6227-2, 423-2535. Substitute compatibility should be verified for your specific system.
What is the NSN for 157764?
157764 is cataloged in the U.S. Government catalog under NSN 5330-00-514-3556. This indicates validated use in U.S. government and defense supply chains.
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