PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29906-1Expansion Joint,pipe

Hyspan Precision Products, Inc. · NSN 4730-01-139-1932 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-139-1932 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-139-1932. Primary manufacturer part number: 29906-1.
Features
  • Expansion Joint,pipe — FSC 4730
  • Equalization Characteristic: SELF-EQUALIZING
  • End Connection Type: WELDED
  • Design Type: CORRUGATED ELEMENT
  • Nominal Pipe Size Designation: 16.000 INCHES IN
  • 2 verified cross-references
  • Primary manufacturer: Hyspan Precision Products, Inc.
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Expansion Joint,pipe, cataloged under National Stock Number 4730-01-139-1932, 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 Hyspan Precision Products, Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-139-1932
Primary Part Number29906-1
Item NameExpansion Joint,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHyspan Precision Products, Inc.
StatusACTIVE
Equalization CharacteristicSELF-EQUALIZING
End Connection TypeWELDED
Design TypeCORRUGATED ELEMENT
Nominal Pipe Size Designation16.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2920-00-114-1010299061 INTERCHANGEABLE
Parts Kit,ignition Magneto
Briggs and Stratton Corp
5310-01-682-4285CN1 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Tdi Arms Ltd
Cross-Reference Index
Part NumberManufacturer
29906-1 Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc (USA)
29906-1 PRIMARY Hyspan Precision Products, Inc. (USA)
Related Parts
2920-00-114-1010INTERCHANGEABLE
PARTS KIT,IGNITION MAGNETO
299061
5310-01-682-4285INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
CN1

Frequently Asked Questions

What is NSN 4730-01-139-1932?

NSN 4730-01-139-1932 is a Expansion Joint,pipe, manufactured by Hyspan Precision Products, Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-139-1932?

NSN 4730-01-139-1932 has 2 cross-referenced part numbers: 29906-1 (Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc), 29906-1 (Hyspan Precision Products, Inc.).

What NSN replaces 4730-01-139-1932?

There are 2 known substitutes for 4730-01-139-1932: 2920-00-114-1010, 5310-01-682-4285. Verify interchangeability with system specifications before substitution.

What are the specifications of 29906-1?

Key specifications for 29906-1: Overall Length: 16.000 INCHES NOMINAL IN; Equalization Characteristic: SELF-EQUALIZING; End Connection Type: WELDED; Design Type: CORRUGATED ELEMENT. 5 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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