PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS4858-01Cross,pipe

Sae International Dba Sae International · NSN 4730-00-256-4209 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-256-4209 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-256-4209. Primary manufacturer part number: AS4858-01.
Features
  • Cross,pipe — FSC 4730
  • Thread Series Designator: ANPT ALL ENDS
  • Surface Treatment: CADMIUM INSIDE
  • Leg Length: 0.641 INCHES NOMINAL ALL ENDS IN
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Nominal Thread Size: 0.125 INCHES ALL ENDS IN
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE INSIDE
  • Nominal Pipe Size Accommodated: 0.125 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy 377 or Copper Alloy 360 or Copper Alloy Overall construction
General Description

The Cross,pipe, cataloged under National Stock Number 4730-00-256-4209, 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 Sae International Dba Sae International. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 21 commercial cross-references from 18 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
NSN4730-00-256-4209
Primary Part NumberAS4858-01
Item NameCross,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Thread Series DesignatorANPT ALL ENDS
Surface TreatmentCADMIUM INSIDE
Leg Length0.641 INCHES NOMINAL ALL ENDS IN
Connection StylePLAIN (PIPE) ALL ENDS
Nominal Thread Size0.125 INCHES ALL ENDS IN
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE INSIDE
Nominal Pipe Size Accommodated0.125 INCHES FIRST END IN
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Specification/standard Data88044-AN918 GOVERNMENT STANDARD AND 81343-AS4842 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialCOPPER ALLOY 377 OR COPPER ALLOY 360 OR COPPER ALLOY OVERALL
Material Document and ClassificationQQ-B-626 COMP 21 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-626 COMP 22 FED SPEC 2ND MATERIAL RESPONSE OR MIL-C-15345 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6510-00-003-3058NON5129Z INTERCHANGEABLE
Adhesive Ties,surgical
Medline Industries, Lp
5120-00-024-0340 INTERCHANGEABLE
Driver Head,valve Seat Ring Inse
3110-00-100-600915118-15250 INTERCHANGEABLE
Bearing,roller,tapered
Federal-Mogul Corp Government Sales Dept
4730-00-196-2073A733S-148CFB INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
3120-00-217-8625220896AS020 INTERCHANGEABLE
Bearing,sleeve
Brinkley Technology Group Llc Dba Hercules Manufacturing
8345-00-245-2796 INTERCHANGEABLE
Flag,individual
8345-00-262-2404 INTERCHANGEABLE
Flag,identification
5945-00-295-67985129 INTERCHANGEABLE
Solenoid,electrical
Meggitt North Hollywood Inc
1005-00-368-96805129 INTERCHANGEABLE
Plate,side
Smith & Wesson Sales Company
8345-00-826-5800 INTERCHANGEABLE
Flag,identification
Cross-Reference Index
Part NumberManufacturer
AS4858-01 Society of Automotive Engineers Inc (USA)
AN918-1 Aerofit, Llc (USA)
AN918-1 Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA)
7735808 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
AN918-1 Aeronautical Standards Group Dept of Navy and Air Force (USA)
213748-1 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
CD030-0185 Couse Mfg Inc (USA)
AN918-1 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
AS4842 Society of Automotive Engineers Inc (USA)
RA8077 Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA)
AN918-1 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
895-40 Army Air Force Drawings Under Custodianship of the Air Force
AS4842 Sae International Dba Sae International (USA)
AN918-1 Faber Enterprises, Inc. Div Faber Enterprise Inc (USA)
853301 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
AN918-1 Crown Fitting Co Inc (USA)
AN918-1 Collins Engineering Corp (USA)
AN918-1 Hydro-Fitting Manufacturing Corporation (USA)
5129 Hdt Expeditionary Systems Inc (USA)
SAE-AS4842 Sae International Dba Sae International (USA)
Related Parts
6510-00-003-3058INTERCHANGEABLE
ADHESIVE TIES,SURGICAL
NON5129Z
5120-00-024-0340INTERCHANGEABLE
DRIVER HEAD,VALVE SEAT RING INSE
3110-00-100-6009INTERCHANGEABLE
BEARING,ROLLER,TAPERED
15118-15250
4730-00-196-2073INTERCHANGEABLE
NIPPLE,PIPE
A733S-148CFB
3120-00-217-8625INTERCHANGEABLE
BEARING,SLEEVE
220896AS020
8345-00-245-2796INTERCHANGEABLE
FLAG,INDIVIDUAL
8345-00-262-2404INTERCHANGEABLE
FLAG,IDENTIFICATION
5945-00-295-6798INTERCHANGEABLE
SOLENOID,ELECTRICAL
5129
1005-00-368-9680INTERCHANGEABLE
PLATE,SIDE
5129
8345-00-826-5800INTERCHANGEABLE
FLAG,IDENTIFICATION
5310-00-860-1766INTERCHANGEABLE
NUT,PLAIN,CLINCH
5935-00-946-9204INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
51-028-0109

Frequently Asked Questions

What is NSN 4730-00-256-4209?

NSN 4730-00-256-4209 is a Cross,pipe, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-256-4209?

NSN 4730-00-256-4209 has 21 cross-referenced part numbers: AS4858-01 (Society of Automotive Engineers Inc), AN918-1 (Aerofit, Llc), AN918-1 (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply), 7735808 (U S Army Tank Automotive Command Amsta-Im-Mm), AN918-1 (Aeronautical Standards Group Dept of Navy and Air Force) and 16 more.

What NSN replaces 4730-00-256-4209?

There are 12 known substitutes for 4730-00-256-4209: 6510-00-003-3058, 5120-00-024-0340, 3110-00-100-6009 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS4858-01?

Key specifications for AS4858-01: Thread Series Designator: ANPT ALL ENDS; Surface Treatment: CADMIUM INSIDE; Leg Length: 0.641 INCHES NOMINAL ALL ENDS IN; Connection Style: PLAIN (PIPE) ALL ENDS. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-256-4209 still in active supply?

NSN 4730-00-256-4209 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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