PartsTable TECHNICAL DATA SHEET
NSN 4933-01-343-8977Government record, cited

Reel, Cable4933-01-343-8977

NSN 4933-01-343-8977 · NIIN 013438977 · Part number 8520520-903
Firstmark Aerospace Corp · FSC 4933 — Weapons Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 3BMV1
Government record, cited
NSN 4933-01-343-8977 — this item is cataloged by the U.S. Government under National Stock Number 4933-01-343-8977. Manufacturer of record part number: 8520520-903.
Also searched as  4933-01-343-8977 · 4933013438977 · NIIN 013438977 · 01-343-8977 · FSC 4933 Weapons Maintenance and Repair Shop Specialized Equipment · CAGE 3BMV1 · 8520520-903 · 8502957-903 · 8502957-903
Nearby stock numbers  ·
Features
  • Reel,cable — FSC 4933
  • 1 manufacturer part number on file
  • Manufacturer of record: Firstmark Aerospace Corp
Identification
  • NSN: 4933-01-343-8977
  • NIIN: 013438977
  • FSC: 4933 — Weapons Maintenance and Repair Shop Specialized Equipment
  • FSG: 49 — Maintenance and Repair Shop Equipment
  • Primary part number: 8520520-903
  • Manufacturer: Firstmark Aerospace Corp
General Description

The Reel,cable, cataloged under National Stock Number 4933-01-343-8977, is classified within Federal Supply Class 4933 (Weapons Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Firstmark Aerospace Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4933-01-343-8977
Primary Part Number8520520-903
Item NameReel,cable
FSC / FSG4933 / 49 — Weapons Maintenance and Repair Shop Specialized Equipment
ManufacturerFirstmark Aerospace Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
8520520-903 PRIMARY Firstmark Aerospace Corp (USA)
Reference documents
ReferenceMeaning
8502957-903 5/9 Secondary reference
Firstmark Aerospace Corp
8502957-903 5/9 Secondary reference
Honeywell International Inc. Dba Honeywell International
No interchangeability data on file.
Other items in FSC 4933 — Weapons Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4933-00-001-8337
TARGET,BORESIGHT ALIGNMENT
4933-00-001-9985
4933-00-001-9985 · Item name not on file
4933-00-005-5105
4933-00-005-5105 · Item name not on file
4933-00-006-4092
4933-00-006-4092 · Item name not on file
4933-00-006-9208
4933-00-006-9208 · Item name not on file
4933-00-006-9209
4933-00-006-9209 · Item name not on file
4933-00-006-9211
4933-00-006-9211 · Item name not on file
4933-00-006-9219
4933-00-006-9219 · Item name not on file

Frequently Asked Questions

What is NSN 4933-01-343-8977?

NSN 4933-01-343-8977 is a Reel,cable, manufactured by Firstmark Aerospace Corp, classified under FSC 4933, Weapons Maintenance and Repair Shop Specialized Equipment. Status: active.

What part numbers are listed for NSN 4933-01-343-8977?

NSN 4933-01-343-8977 has 1 manufacturer part number on file: 8520520-903 (Firstmark Aerospace Corp).

What are the specifications of 8520520-903?

Key specifications for 8520520-903: Overall Width: 9.141 INCHES NOMINAL IN; End Item Identification: AVIONIC SUPPORT EQUIP AND PARTS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4933-01-343-8977 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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