PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51741Insulator,plate

Espey Mfg. & Electronics Corp. · NSN 5970-00-419-3167 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-419-3167 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-419-3167. Primary manufacturer part number: 51741.
Features
  • Insulator,plate — FSC 5970
  • Third Hole Spacing: 0.218 INCHES NOMINAL IN
  • Material: GLASS FIBER AND PLASTIC EPOXY OVERALL
  • Style Designator: FLAT, RECTANGULAR
  • Material Document and Classification: MIL-P-18177, TYPE GEE MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • First Hole Spacing: 0.102 INCHES NOMINAL IN
  • Second Hole Diameter: 0.067 INCHES NOMINAL IN
  • Fourth Hole Spacing: 0.062 INCHES NOMINAL IN
Applications
  • Applications requiring Glass Fiber and Plastic Epoxy Overall construction
General Description

The Insulator,plate, cataloged under National Stock Number 5970-00-419-3167, is classified within Federal Supply Class 5970 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Espey Mfg. & Electronics Corp.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-419-3167
Primary Part Number51741
Item NameInsulator,plate
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerEspey Mfg. & Electronics Corp.
StatusACTIVE
Third Hole Spacing0.218 INCHES NOMINAL IN
MaterialGLASS FIBER AND PLASTIC EPOXY OVERALL
Style DesignatorFLAT, RECTANGULAR
Material Document and ClassificationMIL-P-18177, TYPE GEE MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
First Hole Spacing0.102 INCHES NOMINAL IN
Second Hole Diameter0.067 INCHES NOMINAL IN
Fourth Hole Spacing0.062 INCHES NOMINAL IN
First Hole Diameter0.067 INCHES NOMINAL IN
Second Hole Spacing0.210 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5305-00-573-4080 INTERCHANGEABLE
Screw,escape Bridge
5895-00-796-940551741 INTERCHANGEABLE
Tuned Cavity Subassembly
L3harris Technologies, Inc Div Space & Airborne Systems
5310-01-125-122251741 INTERCHANGEABLE
Washer,flat
Hilti Inc
4330-01-364-879551741 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
Cross-Reference Index
Part NumberManufacturer
51741 Espey Mfg. & Electronics Corp. (USA)
51741 Espey Mfg and Electronics Corp (USA)
Related Parts
5305-00-573-4080INTERCHANGEABLE
SCREW,ESCAPE BRIDGE
5895-00-796-9405INTERCHANGEABLE
TUNED CAVITY SUBASSEMBLY
51741
5310-01-125-1222INTERCHANGEABLE
WASHER,FLAT
51741
4330-01-364-8795INTERCHANGEABLE
FILTER ELEMENT,FLUID
51741

Frequently Asked Questions

What is NSN 5970-00-419-3167?

NSN 5970-00-419-3167 is a Insulator,plate, manufactured by Espey Mfg. & Electronics Corp., classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-419-3167?

NSN 5970-00-419-3167 has 2 cross-referenced part numbers: 51741 (Espey Mfg. & Electronics Corp.), 51741 (Espey Mfg and Electronics Corp).

What NSN replaces 5970-00-419-3167?

There are 4 known substitutes for 5970-00-419-3167: 5305-00-573-4080, 5895-00-796-9405, 5310-01-125-1222 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51741?

Key specifications for 51741: Third Hole Spacing: 0.218 INCHES NOMINAL IN; Overall Length: 0.440 INCHES NOMINAL IN; Material: GLASS FIBER AND PLASTIC EPOXY OVERALL; Style Designator: FLAT, RECTANGULAR. 12 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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