FSC: 5999 — Miscellaneous Electrical and Electronic Components
FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Contact Assembly, cataloged under National Stock Number 5999-01-124-6974, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
Catalog Facts
Item Name
Contact Assembly
FSC / FSG
5999 — Miscellaneous Electrical and Electronic Components (FSG 59)
Technical Specifications
Parameter
Value
NSN
5999-01-124-6974
Item Name
Contact Assembly
FSC / FSG
5999 / 59 — Miscellaneous Electrical and Electronic Components
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
⇄Related Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5955-01-221-8179B187DBP-30/33.33MHZPOSSIBLE MATCH
CRYSTAL UNIT,QUARTZ
Possible match (shared part number)Wenzel International Inc Div Croven Crystals
2925-01-267-1598117669POSSIBLE MATCH
HOUSING,ENGINE DRIVE,ELECTRICAL
Possible match (shared part number)Unison Industries, Llc Dba Unison Industries Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
117669
3/2Design control — primary reference
U.S. Government activity
Related Parts
5955-01-221-8179POSSIBLE MATCH
CRYSTAL UNIT,QUARTZ
B187DBP-30/33.33MHZ
2925-01-267-1598POSSIBLE MATCH
HOUSING,ENGINE DRIVE,ELECTRICAL
117669
Frequently Asked Questions
What is NSN 5999-01-124-6974?
NSN 5999-01-124-6974 is a Contact Assembly, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
What NSN replaces 5999-01-124-6974?
2 possible matches (shared part number, not a government interchangeability claim): 5955-01-221-8179, 2925-01-267-1598. Verify interchangeability with system specifications before substitution.
Is NSN 5999-01-124-6974 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.