PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

810AS2161Nipple,pipe

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 4730-01-252-8412 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-252-8412 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-252-8412. Primary manufacturer part number: 810AS2161.
Features
  • Nipple,pipe — FSC 4730
  • Connection Style: PLAIN (HOSE) SECOND END
  • Material: COPPER ALLOY OVERALL
  • Nominal Overall Length: 1.380 INCHES IN
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Connection Type: UNTHREADED EXTERNAL HOSE SECOND END
  • Nominal Thread Size: 1.000 INCHES FIRST END IN
  • Connection Style: PLAIN (PIPE) FIRST END
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 4730-01-252-8412, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 9 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-252-8412
Primary Part Number810AS2161
Item NameNipple,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
Connection StylePLAIN (HOSE) SECOND END
MaterialCOPPER ALLOY OVERALL
Nominal Overall Length1.380 INCHES IN
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Connection TypeUNTHREADED EXTERNAL HOSE SECOND END
Nominal Thread Size1.000 INCHES FIRST END IN
Connection StylePLAIN (PIPE) FIRST END
Nominal Inside Diameter Hose Accommodated1.315 INCHES SECOND END IN
Thread Series DesignatorNPT FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-00-159-0009B687R-102B INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
Cross-Reference Index
Part NumberManufacturer
MS51846-102 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
810AS2161 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
4730-00-159-0009INTERCHANGEABLE
NIPPLE,PIPE
B687R-102B

Frequently Asked Questions

What is NSN 4730-01-252-8412?

NSN 4730-01-252-8412 is a Nipple,pipe, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-252-8412?

NSN 4730-01-252-8412 has 2 cross-referenced part numbers: MS51846-102 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 810AS2161 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 4730-01-252-8412?

There is 1 known substitute for 4730-01-252-8412: 4730-00-159-0009. Verify interchangeability with system specifications before substitution.

What are the specifications of 810AS2161?

Key specifications for 810AS2161: Special Features: UNTHREADED END HAS 4 OPENINGS ALONG EDGE,90 DEG APART,0.310 IN. LG BY 0.380 IN. W,EACH HAS 0.380 IN. RADIUS ON BOTTOM EDGE;ALTERED FROM MS51846-102 IN; Connection Style: PLAIN (HOSE) SECOND END; Material: COPPER ALLOY OVERALL; Nominal Overall Length: 1.380 INCHES IN. 11 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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