PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B687R-1CPNipple,pipe

American Society for Testing and Materials Dba Astm International · NSN 4730-00-050-1989 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-050-1989 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-050-1989. Primary manufacturer part number: B687R-1CP.
Features
  • Nipple,pipe — FSC 4730
  • Style Designator: CLOSE
  • Nominal Thread Size: 0.125 INCHES ALL ENDS IN
  • Nondefinitive Spec/std Data: 2 TYPE
  • Nominal Overall Length: 0.750 INCHES IN
  • Material: COPPER ALLOY OVERALL
  • Thread Series Designator: NPT ALL ENDS
  • Connection Style: PLAIN (PIPE) ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Nipple,pipe, cataloged under National Stock Number 4730-00-050-1989, 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 American Society for Testing and Materials Dba Astm International. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-050-1989
Primary Part NumberB687R-1CP
Item NameNipple,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusCANCELLED
Style DesignatorCLOSE
Nominal Thread Size0.125 INCHES ALL ENDS IN
Nondefinitive Spec/std Data2 TYPE
Nominal Overall Length0.750 INCHES IN
MaterialCOPPER ALLOY OVERALL
Thread Series DesignatorNPT ALL ENDS
Connection StylePLAIN (PIPE) ALL ENDS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-193-2716B687R-99B INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
4730-00-196-2021B687R-126B INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
4730-00-198-4720150-405FPC794 INTERCHANGEABLE
Nipple,pipe
Naval Ship Systems Command
4730-00-198-4724 INTERCHANGEABLE
Nipple,pipe
3020-00-244-0298140-2CL INTERCHANGEABLE
Link,roller Chain
Emerson Power Transmission Corporation Div Ept
5133-00-262-2161 INTERCHANGEABLE
Drill,twist
4730-00-277-9457 INTERCHANGEABLE
Nipple,pipe
3120-00-287-687011-144 INTERCHANGEABLE
Bearing,sleeve
Dresser, Llc
4730-00-288-6996A733XS-84CFB INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
1610-00-303-6783501989 INTERCHANGEABLE
Plate and Rim Assy
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
B687R-1CP American Society for Testing and Materials Dba Astm International (USA)
EE-63144 Oshkosh Defense Llc (USA)
501989 Army Weapons Command Attn Amswe-Ree-S (USA)
TE5244B14 Elbitamerica, Inc. (USA)
EE-63144 Oshkosh Corp (USA)
B687 Society of Automotive Engineers Inc (USA)
490696ALT19PCU3 Naval Ship Systems Command (USA)
490696ALT19PCU3 Naval Sea Systems Command (USA)
1343-285PCU3 Portsmouth Naval Shipyard (USA)
B687 Sae International Dba Sae International (USA)
01228 Borg-Warner Corp Marvel-Schebler/tillotson Div (USA)
WW-N-351TYPE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
4730-00-193-2716INTERCHANGEABLE
NIPPLE,PIPE
B687R-99B
4730-00-196-2021INTERCHANGEABLE
NIPPLE,PIPE
B687R-126B
4730-00-198-4720INTERCHANGEABLE
NIPPLE,PIPE
150-405FPC794
4730-00-198-4724INTERCHANGEABLE
NIPPLE,PIPE
3020-00-244-0298INTERCHANGEABLE
LINK,ROLLER CHAIN
140-2CL
5133-00-262-2161INTERCHANGEABLE
DRILL,TWIST
4730-00-277-9457INTERCHANGEABLE
NIPPLE,PIPE
3120-00-287-6870INTERCHANGEABLE
BEARING,SLEEVE
11-144
4730-00-288-6996INTERCHANGEABLE
NIPPLE,PIPE
A733XS-84CFB
1610-00-303-6783INTERCHANGEABLE
PLATE AND RIM ASSY
501989
5331-00-469-6869INTERCHANGEABLE
O-RING
5310-00-485-4440INTERCHANGEABLE
WASHER,FLAT
01228

Frequently Asked Questions

What is NSN 4730-00-050-1989?

NSN 4730-00-050-1989 is a Nipple,pipe, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-050-1989?

NSN 4730-00-050-1989 has 12 cross-referenced part numbers: B687R-1CP (American Society for Testing and Materials Dba Astm International), EE-63144 (Oshkosh Defense Llc), 501989 (Army Weapons Command Attn Amswe-Ree-S), TE5244B14 (Elbitamerica, Inc.), EE-63144 (Oshkosh Corp) and 7 more.

What NSN replaces 4730-00-050-1989?

There are 12 known substitutes for 4730-00-050-1989: 4730-00-193-2716, 4730-00-196-2021, 4730-00-198-4720 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B687R-1CP?

Key specifications for B687R-1CP: Style Designator: CLOSE; Nominal Thread Size: 0.125 INCHES ALL ENDS IN; Nondefinitive Spec/std Data: 2 TYPE; Nominal Overall Length: 0.750 INCHES IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-050-1989 still in active supply?

NSN 4730-00-050-1989 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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