The Guide,valve Stem, cataloged under National Stock Number 4820-00-738-1697, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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
Guide,valve Stem
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Technical Specifications
Parameter
Value
NSN
4820-00-738-1697
Item Name
Guide,valve Stem
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5325-00-794-7125145781POSSIBLE MATCH
GROMMET SPECIAL
Possible match (shared part number)Telemechanics Inc
1670-01-329-801014578-1POSSIBLE MATCH
SLING,RESCUE,HELICOPTER
Possible match (shared part number)Breeze-Eastern Llc
5340-01-507-3582145781POSSIBLE MATCH
PLATE,MOUNTING
Possible match (shared part number)Meggitt North Hollywood Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
145781
3/2Design control — primary reference
U.S. Government activity
Related Parts
5325-00-794-7125POSSIBLE MATCH
GROMMET SPECIAL
145781
1670-01-329-8010POSSIBLE MATCH
SLING,RESCUE,HELICOPTER
14578-1
5340-01-507-3582POSSIBLE MATCH
PLATE,MOUNTING
145781
Frequently Asked Questions
What is NSN 4820-00-738-1697?
NSN 4820-00-738-1697 is a Guide,valve Stem, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-00-738-1697?
3 possible matches (shared part number, not a government interchangeability claim): 5325-00-794-7125, 1670-01-329-8010, 5340-01-507-3582. Verify interchangeability with system specifications before substitution.
Is NSN 4820-00-738-1697 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.