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J120 — CHAIN,ELASTOMERIC,DENTAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

J120: CHAIN,ELASTOMERIC,DENTAL.

The CHAIN,ELASTOMERIC,DENTAL is a the manufacturer industrial component. Key specifications include author: SCIENTIFIC EQUIP. MFG CORP, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, price_list: NOT INCLUDED, matrix_band: NOT INCLUDED, temp_rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, document_title: INSTRUCTIONS FOR THE OPERATION AND MAINTENANCE OF THE HYPODERMIC INJECTION APPARATUS,JET AUTOMATIC.

This part is cataloged in the U.S. Government catalog under NSN 5331-00-455-7025, 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
J120
NSN: 5331-00-455-7025
NIINs: 004557025, 007000729, 007535082, 011280432, 012652447, 012708842
FSC: 5331 — O-ring
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
authorSCIENTIFIC EQUIP. MFG CORP
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
price_listNOT INCLUDED
matrix_bandNOT INCLUDED
temp_rating-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
document_titleINSTRUCTIONS FOR THE OPERATION AND MAINTENANCE OF THE HYPODERMIC INJECTION APPARATUS,JET AUTOMATIC
hardness_rating65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
operating_mediumFUEL, AROMATIC
outside_diameter2.131 INCHES NOMINAL IN
spare_parts_listINCLUDED
special_featuresCLEAR - TASTELESS; STAIN-RESISTANT; CLOSED; NO SPACING BETWEEN RINGS; CORRECTS IMPROPER SPACING OF THE TEETH; UNIT QTY 3 SPOOLS; 39.3 IN. EACH IN
design_designationORTHODONTIC
NSN5331-00-455-7025
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: J120 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 HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.943 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.727 INCHES MINIMUM AND 1.747 INCHES MAXIMUM IN
•
MATERIAL: RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.943 INCHES NOMINAL IN
CENTER HOLE DIAMETER1.727 INCHES MINIMUM AND 1.747 INCHES MAXIMUM IN
MATERIALRUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
SUBSTITUTES & CROSS-REFERENCES 7
7912037Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS568-132Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2-132E515-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
PRP132-3238Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
D2000M2AA810A13EA14F17Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
120R1 CLASS 1 SIZE 132 AMS3249Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is J120?
J120 is a CHAIN,ELASTOMERIC,DENTAL.
What parts can replace J120?
There are 7 known substitutes for J120: 7912037, AS568-132, 2-132E515-8 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for J120?
J120 is cataloged in the U.S. Government catalog under NSN 5331-00-455-7025. This indicates validated use in U.S. government and defense supply chains.
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