PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54584Element,expansion

Pratt Henry Co · NSN 4730-00-998-0340 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-998-0340 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-998-0340. Primary manufacturer part number: 54584.
Features
  • Element,expansion — FSC 4730
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
  • 5 verified cross-references
  • Primary manufacturer: Pratt Henry Co
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Element,expansion, cataloged under National Stock Number 4730-00-998-0340, 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 Pratt Henry Co. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-998-0340
Primary Part Number54584
Item NameElement,expansion
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerPratt Henry Co
StatusCANCELLED
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5136-00-293-071554584 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
5930-00-642-9330SM-C-186923 INTERCHANGEABLE
Switch,lever
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
8340-00-845-4210 INTERCHANGEABLE
Purlin,tent
8340-00-845-4212 INTERCHANGEABLE
Purlin,tent
8340-00-951-6420 INTERCHANGEABLE
Frame Section,tent
8340-00-951-6422 INTERCHANGEABLE
Frame Section,tent
5342-01-162-351154584 INTERCHANGEABLE
Hinge
Whirlpool Corp Dba Whirlpool Corp
5330-01-386-0150 INTERCHANGEABLE
Seal,plain Encased
5310-01-541-455154584 INTERCHANGEABLE
Washer,key
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6695-01-612-785054584 INTERCHANGEABLE
Transducer,motional Pickup
Sensor Systems, L.l.c. Dba Sensor Systems Llc
Cross-Reference Index
Part NumberManufacturer
54584 Pratt Henry Co (USA)
42-55-70054 Pratt Henry Co (USA)
42-55-70074PC26IN Pratt Henry Co (USA)
545284 Pratt Henry Co (USA)
42-55-70074-26IN Pratt Henry Co (USA)
Related Parts
5136-00-293-0715INTERCHANGEABLE
TAP,THREAD CUTTING
54584
5930-00-642-9330INTERCHANGEABLE
SWITCH,LEVER
SM-C-186923
8340-00-845-4210INTERCHANGEABLE
PURLIN,TENT
8340-00-845-4212INTERCHANGEABLE
PURLIN,TENT
8340-00-951-6420INTERCHANGEABLE
FRAME SECTION,TENT
8340-00-951-6422INTERCHANGEABLE
FRAME SECTION,TENT
5342-01-162-3511INTERCHANGEABLE
HINGE
54584
5330-01-386-0150INTERCHANGEABLE
SEAL,PLAIN ENCASED
5310-01-541-4551INTERCHANGEABLE
WASHER,KEY
54584
6695-01-612-7850INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
54584

Frequently Asked Questions

What is NSN 4730-00-998-0340?

NSN 4730-00-998-0340 is a Element,expansion, manufactured by Pratt Henry Co, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-998-0340?

NSN 4730-00-998-0340 has 5 cross-referenced part numbers: 54584 (Pratt Henry Co), 42-55-70054 (Pratt Henry Co), 42-55-70074PC26IN (Pratt Henry Co), 545284 (Pratt Henry Co), 42-55-70074-26IN (Pratt Henry Co).

What NSN replaces 4730-00-998-0340?

There are 10 known substitutes for 4730-00-998-0340: 5136-00-293-0715, 5930-00-642-9330, 8340-00-845-4210 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54584?

Key specifications for 54584: Special Features: CHANGE TY=N; RNVC=1; ADD SMIC=X3; JUR;J6R; 08-31-2011.; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-998-0340 still in active supply?

NSN 4730-00-998-0340 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.
PartsTable Design LLC · partstable.com