PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1977Fitting,lubrication

Stewart-Warner Alemite Corp · NSN 4730-00-279-0364 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-279-0364 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-279-0364. Primary manufacturer part number: 1977.
Features
  • Fitting,lubrication — FSC 4730
  • Screw Thread Series Designator: NPT
  • Style Designator: STRAIGHT, W/CAP
  • Nominal Thread Size: 0.125 INCHES IN
  • Material: STEEL OVERALL
  • Width Across Flats: 0.500 INCHES NOMINAL IN
  • Height: 1.156 INCHES MINIMUM AND 1.219 INCHES MAXIMUM IN
  • Pressure Relief Method: PORT END
Applications
  • Applications requiring Steel Overall construction
General Description

The Fitting,lubrication, cataloged under National Stock Number 4730-00-279-0364, 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 Stewart-Warner Alemite Corp. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4730-00-279-0364
Primary Part Number1977
Item NameFitting,lubrication
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerStewart-Warner Alemite Corp
StatusACTIVE
Screw Thread Series DesignatorNPT
Style DesignatorSTRAIGHT, W/CAP
Nominal Thread Size0.125 INCHES IN
MaterialSTEEL OVERALL
Width Across Flats0.500 INCHES NOMINAL IN
Height1.156 INCHES MINIMUM AND 1.219 INCHES MAXIMUM IN
Pressure Relief MethodPORT END
Surface TreatmentZINC OVERALL
Shank Length0.406 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3120-00-005-0464 INTERCHANGEABLE
Bushing,sleeve
4310-00-174-02901977 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
3120-00-353-05901977 INTERCHANGEABLE
Bushing,sleeve
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
6240-00-433-27071977 INTERCHANGEABLE
Lamp,incandescent
Micro Lamps Inc.
5360-00-664-3628 INTERCHANGEABLE
Spring,helical,compression
6680-00-798-29301977-4 INTERCHANGEABLE
Diaphragm Assembly,top
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
5330-01-010-9695197-7 INTERCHANGEABLE
Seal
The Specialty Mfg. Co Dba Specialty Mfg. Co
7450-01-051-5998 INTERCHANGEABLE
Reproducer,sound
5330-01-102-4681132-0369 INTERCHANGEABLE
Seal,plain
Caterpillar Inc Div Caterpillar Defense
6625-01-164-8371 INTERCHANGEABLE
Ammeter
Cross-Reference Index
Part NumberManufacturer
1977 Stewart-Warner Alemite Corp (USA)
Related Parts
3120-00-005-0464INTERCHANGEABLE
BUSHING,SLEEVE
4310-00-174-0290INTERCHANGEABLE
RING,PISTON
1977
3120-00-353-0590INTERCHANGEABLE
BUSHING,SLEEVE
1977
6240-00-433-2707INTERCHANGEABLE
LAMP,INCANDESCENT
1977
5360-00-664-3628INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6680-00-798-2930INTERCHANGEABLE
DIAPHRAGM ASSEMBLY,TOP
1977-4
5330-01-010-9695INTERCHANGEABLE
SEAL
197-7
7450-01-051-5998INTERCHANGEABLE
REPRODUCER,SOUND
5330-01-102-4681INTERCHANGEABLE
SEAL,PLAIN
132-0369
6625-01-164-8371INTERCHANGEABLE
AMMETER
5945-01-245-1970INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
1977
5950-01-319-9119INTERCHANGEABLE
TRANSFORMER,CURRENT
1977

Frequently Asked Questions

What is NSN 4730-00-279-0364?

NSN 4730-00-279-0364 is a Fitting,lubrication, manufactured by Stewart-Warner Alemite Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-279-0364?

NSN 4730-00-279-0364 has 1 cross-referenced part number: 1977 (Stewart-Warner Alemite Corp).

What NSN replaces 4730-00-279-0364?

There are 12 known substitutes for 4730-00-279-0364: 3120-00-005-0464, 4310-00-174-0290, 3120-00-353-0590 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1977?

Key specifications for 1977: Screw Thread Series Designator: NPT; Style Designator: STRAIGHT, W/CAP; Nominal Thread Size: 0.125 INCHES IN; Material: STEEL OVERALL. 9 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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