With a large sign in his hand and a really guilty conscience, a blue friend says: “Sorry – I feel very bad about it! Can you forgive me?” - Fun Fact : “I am truly sorry”. Key specifications include height: 0.390 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN, material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, inside_diameter: 0.875 INCHES NOMINAL IN, outside_diameter: 1.250 INCHES NOMINAL IN, end_item_identification: 4210-01-5669-6073 FIRE SUPPRESSION SYSTEM (FSS), cross-sectional_shape_style: V INTERMEDIATE RING.
This part is cataloged in the U.S. Government catalog under NSN 5330-00-178-7683, 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
20749
NSN:5330-00-178-7683 NIINs:001787683, 009369392, 009428399, 015278773, 015955475 FSC:5330 — Packing and Gasket Materials CAGE:01425 — LOUIS ALLIS CO THE THIS COMPANY HAS GONE BANKRUPT AND HAS BEEN PURCHASED BY 3 COMPANIES (USA)
SPECIFICATIONS
height
0.390 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN
material
PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
inside_diameter
0.875 INCHES NOMINAL IN
outside_diameter
1.250 INCHES NOMINAL IN
special_features
PACKING ASSY COMPRISED OF 2 MALE RINGS (THICKNESS OF 0.073 IN & P/N 01151), 2 FEMALE RINGS (THICKNESS OF 0.187 IN & P/N 01152), & 2 VEE/ INTERMEDIATE RINGS (THICKNESS OF 0.083 IN & P/N 01150) IN
end_item_identification
4210-01-5669-6073 FIRE SUPPRESSION SYSTEM (FSS)
intermediate_ring_quantity
2
cross-sectional_shape_style
V INTERMEDIATE RING
part_name_assigned_by_controlling_agency
PACKING SET - STANDARD VEE, 0.88 IN STEM IN
NSN
5330-00-178-7683
COMPONENT DIAGRAM
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATION
ZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
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FREQUENTLY ASKED QUESTIONS
What is 20749?
20749 is a TUBE ASSY manufactured by Legrand.
What parts can replace 20749?
There are 2 known substitutes for 20749: 20749W, 15S190PC54. Substitute compatibility should be verified for your specific system.
What is the NSN for 20749?
20749 is cataloged in the U.S. Government catalog under NSN 5330-00-178-7683. This indicates validated use in U.S. government and defense supply chains.
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