PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11923Adapter,straight,tube to Boss

Clippard Instrument Laboratory Inc · NSN 4730-01-126-1726 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-126-1726 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-126-1726. Primary manufacturer part number: 11923.
Features
  • Adapter,straight,tube to Boss — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.125 INCHES FIRST END IN
  • Material: COPPER ALLOY OVERALL
  • Thread Series Designator: UNF ALL ENDS
  • Nominal Thread Size: 0.312 INCHES FIRST END IN
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
  • Furnished Items and Quantity: 1 GASKET AND 1 SHORT COUPLING NUT
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-126-1726, 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 Clippard Instrument Laboratory Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 3 manufacturers, 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
NSN4730-01-126-1726
Primary Part Number11923
Item NameAdapter,straight,tube to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerClippard Instrument Laboratory Inc
StatusACTIVE
Nominal Outside Diameter Tube Accommodated0.125 INCHES FIRST END IN
MaterialCOPPER ALLOY OVERALL
Thread Series DesignatorUNF ALL ENDS
Nominal Thread Size0.312 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Connection StyleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
Furnished Items and Quantity1 GASKET AND 1 SHORT COUPLING NUT
Nominal Overall Length0.846 INCHES IN
Operating Pressure10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.190 INCHES SECOND END IN
Thread Class3A SECOND END A
Connection StyleGASKET SEAL, COMPRESSION (TUBE) FIRST END
Thread Class3A FIRST END A
Connection TypeTHREADED EXTERNAL BOSS SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-104-193615002-1 INTERCHANGEABLE
Elbow,boss
Clippard Instrument Laboratory Inc
4820-00-229-3364MCV-1 INTERCHANGEABLE
Valve,check
Clippard Instrument Laboratory Inc
6130-00-262-0424 INTERCHANGEABLE
Rectifier,electropl
4730-00-276-959211752-2 INTERCHANGEABLE
Adapter,straight,tube to Hose
Clippard Instrument Laboratory Inc
6610-00-479-067011923 INTERCHANGEABLE
Pivot,jewel Bushing
Aerosonic Llc
5136-00-580-7360T105A INTERCHANGEABLE
Tap,thread Cutting
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5340-00-701-7396SM-C-187248 INTERCHANGEABLE
Cover,access
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5310-01-020-024215004 INTERCHANGEABLE
Nut,plain,hexagon
Clippard Instrument Laboratory Inc
4820-01-057-7252MSV-1 INTERCHANGEABLE
Valve,shuttle
Clippard Instrument Laboratory Inc
4730-01-079-331415002-6 INTERCHANGEABLE
Tee Fitting
Clippard Instrument Laboratory Inc
Cross-Reference Index
Part NumberManufacturer
SB340 MOD3 D13 S B Services (pneumatics) Ltd (GBR)
SB340 MOD3 D08 S B Services (pneumatics) Ltd (GBR)
11923 PRIMARY Clippard Instrument Laboratory Inc (USA)
007531408 Ministry of Defence (navy), Ship Support Agency, Naval Technical Publication Authority (GBR)
007531403 ITEM 5 Ministry of Defence (navy), Ship Support Agency, Naval Technical Publication Authority (GBR)
007531408 ITEM 8 Ministry of Defence (navy), Ship Support Agency, Naval Technical Publication Authority (GBR)
007531403 Ministry of Defence (navy), Ship Support Agency, Naval Technical Publication Authority (GBR)
SB340 MOD3 D08 ITEM 5 S B Services (pneumatics) Ltd (GBR)
SB340 MOD3 D13 ITEM 8 S B Services (pneumatics) Ltd (GBR)
Related Parts
4730-00-104-1936INTERCHANGEABLE
ELBOW,BOSS
15002-1
4820-00-229-3364INTERCHANGEABLE
VALVE,CHECK
MCV-1
6130-00-262-0424INTERCHANGEABLE
RECTIFIER,ELECTROPL
4730-00-276-9592INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
11752-2
6610-00-479-0670INTERCHANGEABLE
PIVOT,JEWEL BUSHING
11923
5136-00-580-7360INTERCHANGEABLE
TAP,THREAD CUTTING
T105A
5340-00-701-7396INTERCHANGEABLE
COVER,ACCESS
SM-C-187248
5310-01-020-0242INTERCHANGEABLE
NUT,PLAIN,HEXAGON
15004
4820-01-057-7252INTERCHANGEABLE
VALVE,SHUTTLE
MSV-1
4730-01-079-3314INTERCHANGEABLE
TEE FITTING
15002-6
4820-01-343-6736INTERCHANGEABLE
VALVE,PNEUMATIC TANK
ETO-3M-24
5120-01-398-7673INTERCHANGEABLE
EXTENSION,SOCKET WRENCH

Frequently Asked Questions

What is NSN 4730-01-126-1726?

NSN 4730-01-126-1726 is a Adapter,straight,tube to Boss, manufactured by Clippard Instrument Laboratory Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-126-1726?

NSN 4730-01-126-1726 has 9 cross-referenced part numbers: SB340 MOD3 D13 (S B Services (pneumatics) Ltd), SB340 MOD3 D08 (S B Services (pneumatics) Ltd), 11923 (Clippard Instrument Laboratory Inc), 007531408 (Ministry of Defence (navy), Ship Support Agency, Naval Technical Publication Authority), 007531403 ITEM 5 (Ministry of Defence (navy), Ship Support Agency, Naval Technical Publication Authority) and 4 more.

What NSN replaces 4730-01-126-1726?

There are 12 known substitutes for 4730-01-126-1726: 4730-00-104-1936, 4820-00-229-3364, 6130-00-262-0424 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11923?

Key specifications for 11923: Nominal Outside Diameter Tube Accommodated: 0.125 INCHES FIRST END IN; Material: COPPER ALLOY OVERALL; Thread Series Designator: UNF ALL ENDS; Nominal Thread Size: 0.312 INCHES FIRST END IN. 15 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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