PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28502Tee,pipe

United States Plastic Corp · NSN 4730-01-645-6691 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-645-6691 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-645-6691. Primary manufacturer part number: 28502.
Features
  • Tee,pipe — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: United States Plastic Corp
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Tee,pipe, cataloged under National Stock Number 4730-01-645-6691, 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 United States Plastic Corp. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-645-6691
Primary Part Number28502
Item NameTee,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerUnited States Plastic Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5305-00-106-4602 INTERCHANGEABLE
Screw,cap
3130-00-313-165728502 INTERCHANGEABLE
Cap,pillow Block
Mitsubishi Caterpillar Forklift America, Inc
5930-00-433-48122131815-5 INTERCHANGEABLE
Switch,code Indicating Wheel
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
4720-00-493-737328332 INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
5305-00-717-5467MS35307-362 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4310-00-733-6831 INTERCHANGEABLE
Piston,compressor
6130-01-019-87592498954-001 INTERCHANGEABLE
Power Supply
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1650-01-247-765728332 INTERCHANGEABLE
Plate,hydraulic
Ontic Engineering and Manufacturing, Inc.
Cross-Reference Index
Part NumberManufacturer
28332 United States Plastic Corp (USA)
28502 PRIMARY United States Plastic Corp (USA)
Related Parts
5305-00-106-4602INTERCHANGEABLE
SCREW,CAP
3130-00-313-1657INTERCHANGEABLE
CAP,PILLOW BLOCK
28502
5930-00-433-4812INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
2131815-5
4720-00-493-7373INTERCHANGEABLE
HOSE,NONMETALLIC
28332
5305-00-717-5467INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS35307-362
4310-00-733-6831INTERCHANGEABLE
PISTON,COMPRESSOR
6130-01-019-8759INTERCHANGEABLE
POWER SUPPLY
2498954-001
1650-01-247-7657INTERCHANGEABLE
PLATE,HYDRAULIC
28332

Frequently Asked Questions

What is NSN 4730-01-645-6691?

NSN 4730-01-645-6691 is a Tee,pipe, manufactured by United States Plastic Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-645-6691?

NSN 4730-01-645-6691 has 2 cross-referenced part numbers: 28332 (United States Plastic Corp), 28502 (United States Plastic Corp).

What NSN replaces 4730-01-645-6691?

There are 8 known substitutes for 4730-01-645-6691: 5305-00-106-4602, 3130-00-313-1657, 5930-00-433-4812 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28502?

Key specifications for 28502: Special Features: SPEARS MANUFACTURING IS THE OEM. DOES NOT HAVE A CAGE CODE; Part Name Assigned by Controlling Agency: TEE, UPVC 2-1/2". 2 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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