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NSN 4820-01-411-5544Government record, cited
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Guide, Valve Stem4820-01-411-5544

NSN 4820-01-411-5544 · NIIN 014115544
FSC 4820 — Valves, Nonpowered · FSG 48 — Valves
Government record, cited
Also searched as  4820-01-411-5544 · 4820014115544 · NIIN 014115544 · 01-411-5544 · FSC 4820 Valves, Nonpowered · 114394CD · PLC-11440 · PLC-11440-12ITEM4
Nearby stock numbers  ·
GATE VALVE PROFILE
4820-01-411-5544 — Valves, Nonpowered
Features
  • Guide,valve Stem — FSC 4820
  • Style Designator: PLAIN, SHOULDERED
  • Material Document and Classification: QQ-S-763, CLASS 321, COND A FED SPEC 1ST MATERIAL RESPONSE
  • Outside Diameter: 1.203 INCHES NOMINAL IN
  • Material: STEEL COMP 321
Identification
  • NSN: 4820-01-411-5544
  • NIIN: 014115544
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
General Description

The Guide,valve Stem, cataloged under National Stock Number 4820-01-411-5544, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government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
NSN4820-01-411-5544
Item NameGuide,valve Stem
FSC / FSG4820 / 48 — Valves, Nonpowered
StatusACTIVE
Style DesignatorPLAIN, SHOULDERED
Material Document and ClassificationQQ-S-763, CLASS 321, COND A FED SPEC 1ST MATERIAL RESPONSE
Outside Diameter1.203 INCHES NOMINAL IN
MaterialSTEEL COMP 321
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 12
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-419-6317 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)
4730-01-421-2596 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
4820-01-421-6345114398CD POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
Possible match (shared part number)Admiral Valve Llc Dba Cpv Manufacturing
4820-01-421-6346114395CD POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
Possible match (shared part number)Admiral Valve Llc Dba Cpv Manufacturing
4820-01-421-6350114399CD POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
Possible match (shared part number)Admiral Valve Llc Dba Cpv Manufacturing
4730-01-421-6833 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
4820-01-422-5734PLC-11440-40 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Admiral Valve Llc Dba Cpv Manufacturing
4730-01-422-7256 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
4730-01-422-9570 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
4820-01-422-9581 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
114394CD 3/2 Design control — primary reference
U.S. Government activity
PLC-11440 D/9 Drawing number reference only
U.S. Government activity
PLC-11440-12ITEM4 5/2 Secondary reference
U.S. Government activity
Related Parts
4820-01-419-6317POSSIBLE MATCH
VALVE,CHECK
4730-01-421-2596POSSIBLE MATCH
NUT,UNION
4820-01-421-6345POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
114398CD
4820-01-421-6346POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
114395CD
4820-01-421-6350POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
114399CD
4730-01-421-6833POSSIBLE MATCH
NUT,UNION
4820-01-422-5734POSSIBLE MATCH
VALVE,CHECK
PLC-11440-40
4730-01-422-7256POSSIBLE MATCH
NUT,UNION
4730-01-422-9570POSSIBLE MATCH
NUT,UNION
4820-01-422-9581POSSIBLE MATCH
VALVE,CHECK
4820-01-422-9586POSSIBLE MATCH
VALVE,CHECK
PLC-11440-08
4820-01-423-1958POSSIBLE MATCH
GUIDE,VALVE STEM
114393CD

Frequently Asked Questions

What is NSN 4820-01-411-5544?

NSN 4820-01-411-5544 is a Guide,valve Stem, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-01-411-5544?

12 possible matches (shared part number, not a government interchangeability claim): 4820-01-419-6317, 4730-01-421-2596, 4820-01-421-6345. Verify interchangeability with system specifications before substitution.

What are the specifications of 4820-01-411-5544?

Key specifications for 4820-01-411-5544: Style Designator: PLAIN, SHOULDERED; Material Document and Classification: QQ-S-763, CLASS 321, COND A FED SPEC 1ST MATERIAL RESPONSE; Overall Length: 1.687 INCHES NOMINAL IN; Outside Diameter: 1.203 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-411-5544 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.

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