PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100291Expansion Joint,pipe

Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc · NSN 4730-01-285-0787 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-285-0787 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-285-0787. Primary manufacturer part number: 100291.
Features
  • Expansion Joint,pipe — FSC 4730
  • Nominal Pipe Size Designation: 6.000 INCHES IN
  • 2 verified cross-references
  • Primary manufacturer: Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Expansion Joint,pipe, cataloged under National Stock Number 4730-01-285-0787, 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. Dba Hyspan Precision Products Inc. Government technical data includes 1 verified specification, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-285-0787
Primary Part Number100291
Item NameExpansion Joint,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHyspan Precision Products, Inc. Dba Hyspan Precision Products Inc
StatusACTIVE
Nominal Pipe Size Designation6.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6625-00-008-0113100506 INTERCHANGEABLE
Meter,multiple Scale
Logimetrics Inc
5310-00-374-6103100291 INTERCHANGEABLE
Washer,shouldered and Recessed
Suntec Industries Inc Del Dba Suntec
1680-00-858-450210029-1 INTERCHANGEABLE
Handle,control,seat
Lockheed Martin Corp
6130-01-110-4896100291 INTERCHANGEABLE
Power Supply
West Tech Systems Inc Dba Western Technical Associates
5945-01-298-7587100-291 INTERCHANGEABLE
Relay,hybrid
Logitek Inc
5995-01-630-0867100291 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Tracstar Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
100291 Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc (USA)
100291 Hyspan Precision Products, Inc. (USA)
Related Parts
6625-00-008-0113INTERCHANGEABLE
METER,MULTIPLE SCALE
100506
5310-00-374-6103INTERCHANGEABLE
WASHER,SHOULDERED AND RECESSED
100291
1680-00-858-4502INTERCHANGEABLE
HANDLE,CONTROL,SEAT
10029-1
6130-01-110-4896INTERCHANGEABLE
POWER SUPPLY
100291
5945-01-298-7587INTERCHANGEABLE
RELAY,HYBRID
100-291
5995-01-630-0867INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
100291

Frequently Asked Questions

What is NSN 4730-01-285-0787?

NSN 4730-01-285-0787 is a Expansion Joint,pipe, manufactured by Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-285-0787?

NSN 4730-01-285-0787 has 2 cross-referenced part numbers: 100291 (Hyspan Precision Products, Inc. Dba Hyspan Precision Products Inc), 100291 (Hyspan Precision Products, Inc.).

What NSN replaces 4730-01-285-0787?

There are 6 known substitutes for 4730-01-285-0787: 6625-00-008-0113, 5310-00-374-6103, 1680-00-858-4502 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100291?

Key specifications for 100291: Special Features: SPECIAL ORDER ITEM; Nominal Pipe Size Designation: 6.000 INCHES IN. 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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