PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

056930-1Installation Tool,stem Seal

Admiral Valve Llc Dba Cpv Manufacturing · NSN 5120-01-277-3494 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-277-3494 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-277-3494. Primary manufacturer part number: 056930-1.
Features
  • Installation Tool,stem Seal — FSC 5120
  • 2 verified cross-references
  • Primary manufacturer: Admiral Valve Llc Dba Cpv Manufacturing
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Installation Tool,stem Seal, cataloged under National Stock Number 5120-01-277-3494, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Admiral Valve Llc Dba Cpv Manufacturing. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-277-3494
Primary Part Number056930-1
Item NameInstallation Tool,stem Seal
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerAdmiral Valve Llc Dba Cpv Manufacturing
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5930-00-142-6959 INTERCHANGEABLE
Switch,sensitive
5330-00-158-1805346193PC4 INTERCHANGEABLE
Retainer,packing
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-00-853-451646500 INTERCHANGEABLE
Crimping Tool,terminal,hand
Te Connectivity Corporation
5305-01-108-780672296 FIND 12 INTERCHANGEABLE
Screw,adjustment
Lawler Manufacturing Company, Inc.
4940-01-372-7356 INTERCHANGEABLE
Nozzle Kit,spray Gun,paint
6230-01-419-5898FL2AAAP INTERCHANGEABLE
Flashlight
Greenlee Textron Inc.
6515-01-612-793746-500 INTERCHANGEABLE
Guide Wire,cardiovascular Cathet
Boston Scientific Corp
Cross-Reference Index
Part NumberManufacturer
4650-0 Hydrasearch Company, Llc (USA)
056930-1 PRIMARY Admiral Valve Llc Dba Cpv Manufacturing (USA)
Related Parts
5930-00-142-6959INTERCHANGEABLE
SWITCH,SENSITIVE
5330-00-158-1805INTERCHANGEABLE
RETAINER,PACKING
346193PC4
5120-00-853-4516INTERCHANGEABLE
CRIMPING TOOL,TERMINAL,HAND
46500
5305-01-108-7806INTERCHANGEABLE
SCREW,ADJUSTMENT
72296 FIND 12
4940-01-372-7356INTERCHANGEABLE
NOZZLE KIT,SPRAY GUN,PAINT
6230-01-419-5898INTERCHANGEABLE
FLASHLIGHT
FL2AAAP
6515-01-612-7937INTERCHANGEABLE
GUIDE WIRE,CARDIOVASCULAR CATHET
46-500

Frequently Asked Questions

What is NSN 5120-01-277-3494?

NSN 5120-01-277-3494 is a Installation Tool,stem Seal, manufactured by Admiral Valve Llc Dba Cpv Manufacturing, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-277-3494?

NSN 5120-01-277-3494 has 2 cross-referenced part numbers: 4650-0 (Hydrasearch Company, Llc), 056930-1 (Admiral Valve Llc Dba Cpv Manufacturing).

What NSN replaces 5120-01-277-3494?

There are 7 known substitutes for 5120-01-277-3494: 5930-00-142-6959, 5330-00-158-1805, 5120-00-853-4516 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 056930-1?

Key specifications for 056930-1: End Item Identification: CATAPULT ARRESTING GEAR MK-7. 1 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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