PartsTable TECHNICAL DATA SHEET
NSN 2925-00-866-7311Government record, cited

Cap, Exciter, Anode2925-00-866-7311

NSN 2925-00-866-7311 · NIIN 008667311 · Part number 37577
Unison Industries Llc · FSC 2925 — Engine Electrical System Components, Aircraft Prime Moving · FSG 29 — Engine Accessories · CAGE 59501
Government record, cited
NSN 2925-00-866-7311 — this item is cataloged by the U.S. Government under National Stock Number 2925-00-866-7311. Manufacturer of record part number: 37577.
Also searched as  2925-00-866-7311 · 2925008667311 · NIIN 008667311 · 00-866-7311 · FSC 2925 Engine Electrical System Components, Aircraft Prime Moving · CAGE 59501 · 37577
Nearby stock numbers  ·
Features
  • Cap,exciter,anode — FSC 2925
  • FSC Application Data: ENGINE ELECTRICAL SYSTEM COMPONENTS,AIRCRAFT
  • General Characteristics Item Description: 0.250 IN. LG; 0.250 IN. W; 0.012 IN. THK; HOLE 0.125 IN. DIA; 0.230 IN. ID; RC HARDNESS AFTER HEAT TREAT R15M75 OR TENSILE STRENGTH 165000 PSI; GOLD PLATE MIL-G-45204 IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Unison Industries Llc
Identification
  • NSN: 2925-00-866-7311
  • NIIN: 008667311
  • FSC: 2925 — Engine Electrical System Components, Aircraft Prime Moving
  • FSG: 29 — Engine Accessories
  • Primary part number: 37577
  • Manufacturer: Unison Industries Llc
General Description

The Cap,exciter,anode, cataloged under National Stock Number 2925-00-866-7311, is classified within Federal Supply Class 2925 (Engine Electrical System Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Unison Industries Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2925-00-866-7311
Primary Part Number37577
Item NameCap,exciter,anode
FSC / FSG2925 / 29 — Engine Electrical System Components, Aircraft Prime Moving
ManufacturerUnison Industries Llc
StatusACTIVE
FSC Application DataENGINE ELECTRICAL SYSTEM COMPONENTS,AIRCRAFT
General Characteristics Item Description0.250 IN. LG; 0.250 IN. W; 0.012 IN. THK; HOLE 0.125 IN. DIA; 0.230 IN. ID; RC HARDNESS AFTER HEAT TREAT R15M75 OR TENSILE STRENGTH 165000 PSI; GOLD PLATE MIL-G-45204 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2930-01-470-7123 POSSIBLE MATCH
SHROUD,FAN,RADIATOR
Possible match (shared part number)
5310-01-600-533137577 POSSIBLE MATCH
NUT,SELF-LOCKING,HEXAGON
Possible match (shared part number)Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
37577 PRIMARY Unison Industries Llc (USA)
Reference documents
ReferenceMeaning
37577 5/9 Secondary reference
U.S. Government activity
Related Parts
2930-01-470-7123POSSIBLE MATCH
SHROUD,FAN,RADIATOR
5310-01-600-5331POSSIBLE MATCH
NUT,SELF-LOCKING,HEXAGON
37577

Frequently Asked Questions

What is NSN 2925-00-866-7311?

NSN 2925-00-866-7311 is a Cap,exciter,anode, manufactured by Unison Industries Llc, classified under FSC 2925, Engine Electrical System Components, Aircraft Prime Moving. Status: active.

What part numbers are listed for NSN 2925-00-866-7311?

NSN 2925-00-866-7311 has 1 manufacturer part number on file: 37577 (Unison Industries Llc).

What NSN replaces 2925-00-866-7311?

2 possible matches (shared part number, not a government interchangeability claim): 2930-01-470-7123, 5310-01-600-5331. Verify interchangeability with system specifications before substitution.

What are the specifications of 37577?

Key specifications for 37577: FSC Application Data: ENGINE ELECTRICAL SYSTEM COMPONENTS,AIRCRAFT; General Characteristics Item Description: 0.250 IN. LG; 0.250 IN. W; 0.012 IN. THK; HOLE 0.125 IN. DIA; 0.230 IN. ID; RC HARDNESS AFTER HEAT TREAT R15M75 OR TENSILE STRENGTH 165000 PSI; GOLD PLATE MIL-G-45204 IN. 2 specifications are documented in the U.S. Government catalog.

Is NSN 2925-00-866-7311 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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