PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LA-631-4Bushing,pipe

Pettibone Llc · NSN 4730-01-100-0109 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-100-0109 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-100-0109. Primary manufacturer part number: LA-631-4.
Features
  • Bushing,pipe — FSC 4730
  • Working Pressure and Service Type: 125.0 POUNDS PER SQUARE INCH (PSI) NOMINAL STEAM AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS LBS
  • Internal Screw Thread Series Designator: NPT
  • Nondefinitive Spec/std Data: 2 TYPE AND D STYLE
  • External Thread Direction: RIGHT-HAND
  • Surface Treatment: ZINC OR OXIDE
  • Material Document and Classification: QQ-S-681, CLASS 65-35 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-681, CLASS 70-36 FED SPEC 2ND MATERIAL RESPONSE
  • Material: STEEL UNS J03001 OR STEEL UNS J03501
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Uns J03001 or Steel Uns J03501 construction
General Description

The Bushing,pipe, cataloged under National Stock Number 4730-01-100-0109, 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 Pettibone Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-01-100-0109
Primary Part NumberLA-631-4
Item NameBushing,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerPettibone Llc
StatusCANCELLED
Working Pressure and Service Type125.0 POUNDS PER SQUARE INCH (PSI) NOMINAL STEAM AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS LBS
Internal Screw Thread Series DesignatorNPT
Nondefinitive Spec/std Data2 TYPE AND D STYLE
External Thread DirectionRIGHT-HAND
Surface TreatmentZINC OR OXIDE
Material Document and ClassificationQQ-S-681, CLASS 65-35 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-681, CLASS 70-36 FED SPEC 2ND MATERIAL RESPONSE
MaterialSTEEL UNS J03001 OR STEEL UNS J03501
External Screw Thread Series DesignatorNPT
Style DesignatorOUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL)
Internal Thread DirectionRIGHT-HAND
External Thread Size1/2-14
Internal Thread Size3/8-18
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6685-00-081-2864BA13YPG4RW INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
4730-00-122-3969 INTERCHANGEABLE
Plug,pipe
5940-00-549-8991285-6700-451481PC49 INTERCHANGEABLE
Terminal,lug
Naval Ship Systems Command
5306-01-195-6470 INTERCHANGEABLE
Bolt,machine
4730-01-323-3216 INTERCHANGEABLE
Locknut,pipe
Cross-Reference Index
Part NumberManufacturer
LA-631-4 Pettibone Llc (USA)
W-7814-4 Hobart Brothers Llc (USA)
A-A-59616 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B2625-4228-5 Standard Nipple Works, Inc. (USA)
AA59616BDQBDDC Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MS51887-7C Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
A-A-59616A Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
WW-P-471 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
20766 Hoffman/new Yorker Inc (USA)
2625-4228-5 Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems (USA)
Related Parts
6685-00-081-2864INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
BA13YPG4RW
4730-00-122-3969INTERCHANGEABLE
PLUG,PIPE
5940-00-549-8991INTERCHANGEABLE
TERMINAL,LUG
285-6700-451481PC49
5306-01-195-6470INTERCHANGEABLE
BOLT,MACHINE
4730-01-323-3216INTERCHANGEABLE
LOCKNUT,PIPE

Frequently Asked Questions

What is NSN 4730-01-100-0109?

NSN 4730-01-100-0109 is a Bushing,pipe, manufactured by Pettibone Llc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-01-100-0109?

NSN 4730-01-100-0109 has 10 cross-referenced part numbers: LA-631-4 (Pettibone Llc), W-7814-4 (Hobart Brothers Llc), A-A-59616 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), B2625-4228-5 (Standard Nipple Works, Inc.), AA59616BDQBDDC (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 5 more.

What NSN replaces 4730-01-100-0109?

There are 5 known substitutes for 4730-01-100-0109: 6685-00-081-2864, 4730-00-122-3969, 5940-00-549-8991 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LA-631-4?

Key specifications for LA-631-4: Working Pressure and Service Type: 125.0 POUNDS PER SQUARE INCH (PSI) NOMINAL STEAM AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS LBS; Internal Screw Thread Series Designator: NPT; Nondefinitive Spec/std Data: 2 TYPE AND D STYLE; External Thread Direction: RIGHT-HAND. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-01-100-0109 still in active supply?

NSN 4730-01-100-0109 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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