PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3150NN05X18NSpacer,flexible,pipeline

Unaflex Inc. · NSN 4730-00-192-8896 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-192-8896 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-192-8896. Primary manufacturer part number: 3150NN05X18N.
Features
  • Spacer,flexible,pipeline — FSC 4730
  • Flange Height: 2.031 INCHES NOMINAL IN
  • Style Designator: ROUND
  • Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR AND PLASTIC POLYESTER
  • Style Designator: ROUND
  • Flange Thickness: 0.750 INCHES NOMINAL IN
  • Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR AND PLASTIC POLYESTER
  • Outside Diameter: 9.062 INCHES NOMINAL IN
Applications
  • Applications requiring Rubber Isobutylene-Isoprene Class Iir and Plastic Polyester construction
General Description

The Spacer,flexible,pipeline, cataloged under National Stock Number 4730-00-192-8896, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Unaflex Inc.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-192-8896
Primary Part Number3150NN05X18N
Item NameSpacer,flexible,pipeline
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerUnaflex Inc.
StatusACTIVE
Flange Height2.031 INCHES NOMINAL IN
Style DesignatorROUND
MaterialRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR AND PLASTIC POLYESTER
Style DesignatorROUND
Flange Thickness0.750 INCHES NOMINAL IN
MaterialRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR AND PLASTIC POLYESTER
Outside Diameter9.062 INCHES NOMINAL IN
Flange Thickness0.750 INCHES NOMINAL IN
Fabrication MethodMOLDED
Inside Diameter5.000 INCHES NOMINAL IN
Thickness0.625 INCHES NOMINAL IN
Flange Height2.031 INCHES NOMINAL IN
Body Length16.500 INCHES NOMINAL IN
Thickness0.625 INCHES NOMINAL IN
Body Length16.500 INCHES NOMINAL IN
Inside Diameter5.000 INCHES NOMINAL IN
Outside Diameter9.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-144-20941422 INTERCHANGEABLE
Die,button
Morito Scovill Americas, Llc Dba Scovill Manufacturing
4730-00-192-88982-15-618 INTERCHANGEABLE
Spacer,flexible,pipeline
La Favorite Industries Inc.
4730-00-192-88991-15-824 INTERCHANGEABLE
Spacer,flexible,pipeline
La Favorite Industries Inc.
4730-00-192-89002-15-2512 INTERCHANGEABLE
Spacer,flexible,pipeline
La Favorite Industries Inc.
4730-00-192-89022-15-315 INTERCHANGEABLE
Spacer,flexible,pipeline
La Favorite Industries Inc.
4730-00-192-89042-15-415 INTERCHANGEABLE
Spacer,flexible,pipeline
La Favorite Industries Inc.
4730-00-192-89052-15-518 INTERCHANGEABLE
Spacer,flexible,pipeline
La Favorite Industries Inc.
4730-00-401-37513111-7012-11-70 INTERCHANGEABLE
Spacer,flexible,pipeline
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
5120-00-933-8979 INTERCHANGEABLE
Screwdriver Set,flat Tip and Cro
4720-01-028-17911-15-212 INTERCHANGEABLE
Hose Assembly,nonmetallic
La Favorite Industries Inc.
Cross-Reference Index
Part NumberManufacturer
3150NN05N Unaflex Inc. (USA)
3150-4418 Unaflex Inc. (USA)
3150NN05X18N PRIMARY Unaflex Inc. (USA)
1-15-518 PRIMARY La Favorite Industries Inc. (USA)
3111-0518-11-05 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
75-0518-22FP Flow-Flex Engineering Co Div of Dearborn Rubber Corp (USA)
CS4730-0130 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
FP-075188 Flow-Flex Engineering Co Div of Dearborn Rubber Corp (USA)
CS4730-0130-5X18 SC1 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
Related Parts
5120-00-144-2094INTERCHANGEABLE
DIE,BUTTON
1422
4730-00-192-8898INTERCHANGEABLE
SPACER,FLEXIBLE,PIPELINE
2-15-618
4730-00-192-8899INTERCHANGEABLE
SPACER,FLEXIBLE,PIPELINE
1-15-824
4730-00-192-8900INTERCHANGEABLE
SPACER,FLEXIBLE,PIPELINE
2-15-2512
4730-00-192-8902INTERCHANGEABLE
SPACER,FLEXIBLE,PIPELINE
2-15-315
4730-00-192-8904INTERCHANGEABLE
SPACER,FLEXIBLE,PIPELINE
2-15-415
4730-00-192-8905INTERCHANGEABLE
SPACER,FLEXIBLE,PIPELINE
2-15-518
4730-00-401-3751INTERCHANGEABLE
SPACER,FLEXIBLE,PIPELINE
3111-7012-11-70
5120-00-933-8979INTERCHANGEABLE
SCREWDRIVER SET,FLAT TIP AND CRO
4720-01-028-1791INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
1-15-212

Frequently Asked Questions

What is NSN 4730-00-192-8896?

NSN 4730-00-192-8896 is a Spacer,flexible,pipeline, manufactured by Unaflex Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-192-8896?

NSN 4730-00-192-8896 has 9 cross-referenced part numbers: 3150NN05N (Unaflex Inc.), 3150-4418 (Unaflex Inc.), 3150NN05X18N (Unaflex Inc.), 1-15-518 (La Favorite Industries Inc.), 3111-0518-11-05 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc) and 4 more.

What NSN replaces 4730-00-192-8896?

There are 10 known substitutes for 4730-00-192-8896: 5120-00-144-2094, 4730-00-192-8898, 4730-00-192-8899 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3150NN05X18N?

Key specifications for 3150NN05X18N: Flange Height: 2.031 INCHES NOMINAL IN; Style Designator: ROUND; Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR AND PLASTIC POLYESTER; Special Features: FLANGE HAS 100.688 IN. DIA HOLES ON A 7.812 IN. BOLT CIRCLE DIA AND FURNISHED WITH 8 180 DEG SEGMENTED RETAINING RINGS IN. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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