PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51A138B345Guide and Poppet As

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1055-00-605-8406 · FSC 1055 · No Item Name Available
Verified by PartsTable
NSN 1055-00-605-8406 — this item is cataloged by the U.S. Government under National Stock Number 1055-00-605-8406. Primary manufacturer part number: 51A138B345.
Features
  • Guide and Poppet As — FSC 1055
  • 4 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Guide and Poppet As, cataloged under National Stock Number 1055-00-605-8406, is classified within Federal Supply Class 1055 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1055-00-605-8406
Primary Part Number51A138B345
Item NameGuide and Poppet As
FSC / FSG1055 / 10 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5360-00-359-177410A6473 INTERCHANGEABLE
Spring
Napco International Llc Dba Napco International Inc
5330-01-603-6078858267 INTERCHANGEABLE
Seal,plain
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
858-267 Triumph Thermal Systems - Maryland, Inc. (USA)
858-267 Warner Robins Air Logistics Center (USA)
51A138B345 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
51A138B345 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
5360-00-359-1774INTERCHANGEABLE
SPRING
10A6473
5330-01-603-6078INTERCHANGEABLE
SEAL,PLAIN
858267

Frequently Asked Questions

What is NSN 1055-00-605-8406?

NSN 1055-00-605-8406 is a Guide and Poppet As, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1055 (No Item Name Available). Status: active.

What are the part numbers for NSN 1055-00-605-8406?

NSN 1055-00-605-8406 has 4 cross-referenced part numbers: 858-267 (Triumph Thermal Systems - Maryland, Inc.), 858-267 (Warner Robins Air Logistics Center), 51A138B345 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 51A138B345 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 1055-00-605-8406?

There are 2 known substitutes for 1055-00-605-8406: 5360-00-359-1774, 5330-01-603-6078. Verify interchangeability with system specifications before substitution.

What are the specifications of 51A138B345?

Key specifications for 51A138B345: Special Features: LAUNCHERS,ROCKET AND PYROTECHNIC COMPONENTS. 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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