PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30259Guide Assembly

New Haven Mfg Corp · NSN 5815-00-945-2645 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-00-945-2645 — this item is cataloged by the U.S. Government under National Stock Number 5815-00-945-2645. Primary manufacturer part number: 30259.
Features
  • Guide Assembly — FSC 5815
  • 1 verified cross-reference
  • Primary manufacturer: New Haven Mfg Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Guide Assembly, cataloged under National Stock Number 5815-00-945-2645, is classified within Federal Supply Class 5815 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is New Haven Mfg Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGuide Assembly
FSC / FSG5815 — No Item Name Available (FSG 58)
ManufacturersNew Haven Mfg Corp (CAGE 26344)
Technical Specifications
ParameterValue
NSN5815-00-945-2645
Primary Part Number30259
Item NameGuide Assembly
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerNew Haven Mfg Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-371-5008109335 INTERCHANGEABLE
Gasket
Hyster-Yale Group, Inc.
6625-00-693-468030-259 INTERCHANGEABLE
Lead Assy,test
Bae Systems Information and Electronic Systems Integration Inc.
5330-01-045-234030259 INTERCHANGEABLE
Gasket
Marco Seattle Inc Dba Marco
6640-01-595-355330259 INTERCHANGEABLE
Plate,crucible
Bego Usa Inc
1005-01-623-892130259-FDE INTERCHANGEABLE
Adapter Rail,weapon Mounted
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
30259 New Haven Mfg Corp (USA)
Related Parts
5330-00-371-5008INTERCHANGEABLE
GASKET
109335
6625-00-693-4680INTERCHANGEABLE
LEAD ASSY,TEST
30-259
5330-01-045-2340INTERCHANGEABLE
GASKET
30259
6640-01-595-3553INTERCHANGEABLE
PLATE,CRUCIBLE
30259
1005-01-623-8921INTERCHANGEABLE
ADAPTER RAIL,WEAPON MOUNTED
30259-FDE

Frequently Asked Questions

What is NSN 5815-00-945-2645?

NSN 5815-00-945-2645 is a Guide Assembly, manufactured by New Haven Mfg Corp, classified under FSC 5815 (No Item Name Available). Status: active.

What are the part numbers for NSN 5815-00-945-2645?

NSN 5815-00-945-2645 has 1 cross-referenced part number: 30259 (New Haven Mfg Corp).

What NSN replaces 5815-00-945-2645?

There are 5 known substitutes for 5815-00-945-2645: 5330-00-371-5008, 6625-00-693-4680, 5330-01-045-2340 and 2 more. Verify interchangeability with system specifications before substitution.

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