PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7605Plug,spring

Machine Shop Inc the · NSN 4730-00-391-8557 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-391-8557 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-391-8557. Primary manufacturer part number: 7605.
Features
  • Plug,spring — FSC 4730
  • 36 verified cross-references
  • Primary manufacturer: Machine Shop Inc the
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Plug,spring, cataloged under National Stock Number 4730-00-391-8557, 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 Machine Shop Inc the. This item has 36 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePlug,spring
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersWestinghouse Electric Corp (CAGE 79500); Northrop Grumman Systems Corporation Div Marine Systems (CAGE 90099); Machine Shop Inc the (CAGE 8T052); Westinghouse Electric Corp Sturtevant Div (CAGE 80231)
Technical Specifications
ParameterValue
NSN4730-00-391-8557
Primary Part Number7605
Item NamePlug,spring
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMachine Shop Inc the
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-155-6198 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-542805095AB INTERCHANGEABLE
Bearing,ball,annular
Cnh Industrial America Llc Dba Cnh America
6685-00-229-73507605 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Hydraulic Technology, Inc
5930-00-315-83687605 INTERCHANGEABLE
Cover,electrical Switch
Te Connectivity Corporation
4820-00-494-4103268 1 INCH INTERCHANGEABLE
Cock,plug
Crane Co Div Valve Div
5935-00-813-4851391RED INTERCHANGEABLE
Jack,tip
Birnbach Co Inc
3040-01-139-9884 INTERCHANGEABLE
Pawl
5998-01-153-1179 INTERCHANGEABLE
Circuit Card Assembly
4320-01-305-87317605 INTERCHANGEABLE
Bellows,turbine Pump
Coffin Turbo Pump Inc
6515-01-327-06857605 INTERCHANGEABLE
Surgical Pack,disposable
Devon Industries Inc
Cross-Reference Index
Part NumberManufacturer
D15-739YPC512 Westinghouse Electric Corp (USA)
D15-600WPC443 Westinghouse Electric Corp (USA)
D15-548SPC443 Westinghouse Electric Corp (USA)
D15-739BPC512 Westinghouse Electric Corp (USA)
D15-769WPC512 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-619UPC484 Westinghouse Electric Corp (USA)
D15-600VPC443 Westinghouse Electric Corp (USA)
7605 PRIMARY Machine Shop Inc the (USA)
D15-619MPC484 Westinghouse Electric Corp (USA)
D15-648NPC512 Westinghouse Electric Corp Sturtevant Div (USA)
D15-769BPC512 Westinghouse Electric Corp (USA)
D15-548TPC443 Westinghouse Electric Corp (USA)
D15-769WPC512 Westinghouse Electric Corp (USA)
D15-648AAPC512 Westinghouse Electric Corp (USA)
D15-648YPC512 Westinghouse Electric Corp (USA)
7605 Westinghouse Electric Corp (USA)
D15-739ZPC512 Westinghouse Electric Corp (USA)
D15-648BPC512 Westinghouse Electric Corp (USA)
D15-600BPC443 Westinghouse Electric Corp (USA)
D15-648ZPC512 Westinghouse Electric Corp (USA)
Related Parts
3110-00-155-6198INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-5428INTERCHANGEABLE
BEARING,BALL,ANNULAR
05095AB
6685-00-229-7350INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
7605
5930-00-315-8368INTERCHANGEABLE
COVER,ELECTRICAL SWITCH
7605
4820-00-494-4103INTERCHANGEABLE
COCK,PLUG
268 1 INCH
5935-00-813-4851INTERCHANGEABLE
JACK,TIP
391RED
3040-01-139-9884INTERCHANGEABLE
PAWL
5998-01-153-1179INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4320-01-305-8731INTERCHANGEABLE
BELLOWS,TURBINE PUMP
7605
6515-01-327-0685INTERCHANGEABLE
SURGICAL PACK,DISPOSABLE
7605
7240-01-367-7372INTERCHANGEABLE
FUNNEL
7605
5962-01-395-9763INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 4730-00-391-8557?

NSN 4730-00-391-8557 is a Plug,spring, manufactured by Machine Shop Inc the, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-391-8557?

NSN 4730-00-391-8557 has 36 cross-referenced part numbers: D15-739YPC512 (Westinghouse Electric Corp), D15-600WPC443 (Westinghouse Electric Corp), D15-548SPC443 (Westinghouse Electric Corp), D15-739BPC512 (Westinghouse Electric Corp), D15-769WPC512 (Northrop Grumman Systems Corporation Div Marine Systems) and 31 more.

What NSN replaces 4730-00-391-8557?

There are 12 known substitutes for 4730-00-391-8557: 3110-00-155-6198, 3110-00-156-5428, 6685-00-229-7350 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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