PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-P-21922Tubing,nonmetallic

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4710-00-327-2861 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-00-327-2861 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-327-2861. Primary manufacturer part number: MIL-P-21922.
Features
  • Tubing,nonmetallic — FSC 4710
  • Flexibility: FLEXIBLE
  • Material Document and Classification: L-P-390, TYPE I, CLASS M, GRADE 2, CATEGORY 3 FED SPEC SINGLE MATERIAL RESPONSE TUBE
  • Inside Surface Condition: SMOOTH
  • Nondefinitive Spec/std Data: M CLASS AND B FORM AND 2 GRADE AND I TYPE
  • Minimum Tensile Strength: 18000 POUNDS PER SQUARE INCH LBS
  • Cross-Sectional Shape Style: ROUND
  • Exterior Color: NATURAL
Applications
  • Applications requiring Plastic, Polyethylene (pp) Tube construction
General Description

The Tubing,nonmetallic, cataloged under National Stock Number 4710-00-327-2861, is classified within Federal Supply Class 4710 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4710-00-327-2861
Primary Part NumberMIL-P-21922
Item NameTubing,nonmetallic
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
FlexibilityFLEXIBLE
Material Document and ClassificationL-P-390, TYPE I, CLASS M, GRADE 2, CATEGORY 3 FED SPEC SINGLE MATERIAL RESPONSE TUBE
Inside Surface ConditionSMOOTH
Nondefinitive Spec/std DataM CLASS AND B FORM AND 2 GRADE AND I TYPE
Minimum Tensile Strength18000 POUNDS PER SQUARE INCH LBS
Cross-Sectional Shape StyleROUND
Exterior ColorNATURAL
Outside Diameter0.375 INCHES NOMINAL IN
Inside Diameter0.250 INCHES NOMINAL IN
Measuring Method and Length600.000 INCHES NOMINAL EXCLUDING END FITTINGS IN
MaterialPLASTIC, POLYETHYLENE (PP) TUBE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4710-00-044-2990 INTERCHANGEABLE
Tubing,nonmetallic
4720-00-134-9095 INTERCHANGEABLE
Tubing,nonmetallic
4710-00-327-2864 INTERCHANGEABLE
Tubing,nonmetallic
4710-00-327-2866 INTERCHANGEABLE
Tubing,nonmetallic
4710-00-327-2868 INTERCHANGEABLE
Tubing,nonmetallic
4710-00-327-2873 INTERCHANGEABLE
Tubing,nonmetallic
4720-00-580-6055 INTERCHANGEABLE
Tubing,nonmetallic
4710-00-618-2638 INTERCHANGEABLE
Tubing,nonmetallic
4720-00-866-4612 INTERCHANGEABLE
Tubing,nonmetallic
4720-01-064-83965205473 INTERCHANGEABLE
Tubing,nonmetallic
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
MIL-P-21922 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4710-00-044-2990INTERCHANGEABLE
TUBING,NONMETALLIC
4720-00-134-9095INTERCHANGEABLE
TUBING,NONMETALLIC
4710-00-327-2864INTERCHANGEABLE
TUBING,NONMETALLIC
4710-00-327-2866INTERCHANGEABLE
TUBING,NONMETALLIC
4710-00-327-2868INTERCHANGEABLE
TUBING,NONMETALLIC
4710-00-327-2873INTERCHANGEABLE
TUBING,NONMETALLIC
4720-00-580-6055INTERCHANGEABLE
TUBING,NONMETALLIC
4710-00-618-2638INTERCHANGEABLE
TUBING,NONMETALLIC
4720-00-866-4612INTERCHANGEABLE
TUBING,NONMETALLIC
4720-01-064-8396INTERCHANGEABLE
TUBING,NONMETALLIC
5205473
4720-01-278-8677INTERCHANGEABLE
TUBING,NONMETALLIC
3165785-1
9390-01-365-4225INTERCHANGEABLE
NONMETALLIC ROD
SK-P-768ITEMF5

Frequently Asked Questions

What is NSN 4710-00-327-2861?

NSN 4710-00-327-2861 is a Tubing,nonmetallic, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4710 (No Item Name Available). Status: active.

What are the part numbers for NSN 4710-00-327-2861?

NSN 4710-00-327-2861 has 1 cross-referenced part number: MIL-P-21922 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4710-00-327-2861?

There are 12 known substitutes for 4710-00-327-2861: 4710-00-044-2990, 4720-00-134-9095, 4710-00-327-2864 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-P-21922?

Key specifications for MIL-P-21922: Flexibility: FLEXIBLE; Material Document and Classification: L-P-390, TYPE I, CLASS M, GRADE 2, CATEGORY 3 FED SPEC SINGLE MATERIAL RESPONSE TUBE; Inside Surface Condition: SMOOTH; Nondefinitive Spec/std Data: M CLASS AND B FORM AND 2 GRADE AND I TYPE. 12 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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