PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1613-BFitting,lubricant Pressure Relie

Alemite, Llc Dba Skf Usa Inc. · NSN 4730-01-625-1394 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-625-1394 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-625-1394. Primary manufacturer part number: 1613-B.
Features
  • Fitting,lubricant Pressure Relie — FSC 4730
  • Shank Length: 0.297 INCHES NOMINAL IN
  • Width Across Flats: 0.438 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Alemite, Llc Dba Skf Usa Inc.
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Fitting,lubricant Pressure Relie, cataloged under National Stock Number 4730-01-625-1394, 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 Alemite, Llc Dba Skf Usa Inc.. Government technical data includes 2 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-625-1394
Primary Part Number1613-B
Item NameFitting,lubricant Pressure Relie
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAlemite, Llc Dba Skf Usa Inc.
StatusACTIVE
Shank Length0.297 INCHES NOMINAL IN
Width Across Flats0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5940-00-052-29961613B INTERCHANGEABLE
Terminal,stud
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
4730-00-172-0034AS15003-6P INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5325-01-393-8068 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
1613-B PRIMARY Alemite, Llc Dba Skf Usa Inc. (USA)
1613-B Stewart-Warner Alemite Corp (USA)
Related Parts
5940-00-052-2996INTERCHANGEABLE
TERMINAL,STUD
1613B
4730-00-172-0034INTERCHANGEABLE
FITTING,LUBRICATION
AS15003-6P
5325-01-393-8068INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 4730-01-625-1394?

NSN 4730-01-625-1394 is a Fitting,lubricant Pressure Relie, manufactured by Alemite, Llc Dba Skf Usa Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-625-1394?

NSN 4730-01-625-1394 has 2 cross-referenced part numbers: 1613-B (Alemite, Llc Dba Skf Usa Inc.), 1613-B (Stewart-Warner Alemite Corp).

What NSN replaces 4730-01-625-1394?

There are 3 known substitutes for 4730-01-625-1394: 5940-00-052-2996, 4730-00-172-0034, 5325-01-393-8068. Verify interchangeability with system specifications before substitution.

What are the specifications of 1613-B?

Key specifications for 1613-B: Shank Length: 0.297 INCHES NOMINAL IN; Special Features: HEXHEAD,90 DEGREE FITTING; Part Name Assigned by Controlling Agency: FITTING,GREASE; Width Across Flats: 0.438 INCHES NOMINAL IN. 4 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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