PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3153Packing Nut

King Engineering Corporation Dba King-Gage Systems · NSN 4730-00-595-1455 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-595-1455 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-595-1455. Primary manufacturer part number: 3153.
Features
  • Packing Nut — FSC 4730
  • Thread Class: 1A A
  • Thread Length: 0.219 INCHES NOMINAL IN
  • Screw Thread Series Designator: UNF
  • Screw Thread Location: EXTERNAL
  • Smallest Inside Diameter: 0.516 INCHES NOMINAL IN
  • Width Across Flats: 0.563 INCHES NOMINAL IN
  • Style Designator: HEXAGON, EXTERNAL THREAD, BOSS
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy construction
General Description

The Packing Nut, cataloged under National Stock Number 4730-00-595-1455, 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 King Engineering Corporation Dba King-Gage Systems. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-595-1455
Primary Part Number3153
Item NamePacking Nut
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerKing Engineering Corporation Dba King-Gage Systems
StatusCANCELLED
Thread Class1A A
Thread Length0.219 INCHES NOMINAL IN
Screw Thread Series DesignatorUNF
Screw Thread LocationEXTERNAL
Smallest Inside Diameter0.516 INCHES NOMINAL IN
Width Across Flats0.563 INCHES NOMINAL IN
Style DesignatorHEXAGON, EXTERNAL THREAD, BOSS
MaterialCOPPER ALLOY
Thread DirectionRIGHT-HAND
Casehardening IndicatorNOT CASEHARDENED
Thread Size9/16IN-18 IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5815-00-129-18253153 INTERCHANGEABLE
Post
Telemechanics Inc
3455-00-254-846213520 INTERCHANGEABLE
Cutter,milling,convex
Niagara Cutter Inc
4320-00-482-81173153 INTERCHANGEABLE
Coupling,pump
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5935-00-944-7169031-0053-0001 INTERCHANGEABLE
Connector,plug,electrical
Te Connectivity Corporation Dba Microdot Products
5310-00-995-89283153 INTERCHANGEABLE
Washer,flat
Roller Bearing Co of America, Inc Div Pic Design
5330-01-038-4802 INTERCHANGEABLE
Seal,plain Encased
5930-01-038-9676404044 INTERCHANGEABLE
Switch,thermostatic
Aimtron Systems, Llc
5815-01-083-9897 INTERCHANGEABLE
Spring,pressure Rol
3040-01-109-9969 INTERCHANGEABLE
Ball Joint
5325-01-164-76273153 INTERCHANGEABLE
Ring,retaining
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
3153 PRIMARY King Engineering Corporation Dba King-Gage Systems (USA)
E3600PC9 PRIMARY King Engineering Corporation Dba King-Gage Systems (USA)
Related Parts
5815-00-129-1825INTERCHANGEABLE
POST
3153
3455-00-254-8462INTERCHANGEABLE
CUTTER,MILLING,CONVEX
13520
4320-00-482-8117INTERCHANGEABLE
COUPLING,PUMP
3153
5935-00-944-7169INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
031-0053-0001
5310-00-995-8928INTERCHANGEABLE
WASHER,FLAT
3153
5330-01-038-4802INTERCHANGEABLE
SEAL,PLAIN ENCASED
5930-01-038-9676INTERCHANGEABLE
SWITCH,THERMOSTATIC
404044
5815-01-083-9897INTERCHANGEABLE
SPRING,PRESSURE ROL
3040-01-109-9969INTERCHANGEABLE
BALL JOINT
5325-01-164-7627INTERCHANGEABLE
RING,RETAINING
3153
5340-01-170-5227INTERCHANGEABLE
CLAMP,BLOCK
3153
5985-01-180-9874INTERCHANGEABLE
COUPLER,ROTARY,RADIO FREQUENCY
D126-2493-010

Frequently Asked Questions

What is NSN 4730-00-595-1455?

NSN 4730-00-595-1455 is a Packing Nut, manufactured by King Engineering Corporation Dba King-Gage Systems, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-595-1455?

NSN 4730-00-595-1455 has 2 cross-referenced part numbers: 3153 (King Engineering Corporation Dba King-Gage Systems), E3600PC9 (King Engineering Corporation Dba King-Gage Systems).

What NSN replaces 4730-00-595-1455?

There are 12 known substitutes for 4730-00-595-1455: 5815-00-129-1825, 3455-00-254-8462, 4320-00-482-8117 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3153?

Key specifications for 3153: Thread Class: 1A A; Thread Length: 0.219 INCHES NOMINAL IN; Screw Thread Series Designator: UNF; Screw Thread Location: EXTERNAL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-595-1455 still in active supply?

NSN 4730-00-595-1455 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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