NSN 4820-01-221-8911 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-221-8911. Manufacturer of record part number: 1705-1.
Also searched as4820-01-221-8911 ·
4820012218911 ·
NIIN 012218911 ·
01-221-8911 ·
FSC 4820 Valves, Nonpowered · CAGE 13669 · 1705-1
Valve Type for Which Designed: FLUID PRESSURE REGULATING
Material: COPPER ALLOY
1 manufacturer part number on file
Manufacturer of record: Tescom Corp Dba Tescom Div Tescom
Identification
NSN: 4820-01-221-8911
NIIN: 012218911
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 1705-1
Manufacturer: Tescom Corp Dba Tescom Div Tescom
General Description
The Cap,valve, cataloged under National Stock Number 4820-01-221-8911, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tescom Corp Dba Tescom Div Tescom. 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. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-221-8911
Primary Part Number
1705-1
Item Name
Cap,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Tescom Corp Dba Tescom Div Tescom
Status
ACTIVE
Valve Type for Which Designed
FLUID PRESSURE REGULATING
Material
COPPER ALLOY
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5935-01-230-2902720380-1POSSIBLE MATCH
CONNECTOR,PLUG,ELECTRICAL
Possible match (shared part number)Raytheon Company Div Rmd Strategic
5315-01-293-784317051POSSIBLE MATCH
PIN,SPRING
Possible match (shared part number)Clayton Manufacturing Company
6150-01-295-374017051POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
Possible match (shared part number)Giga-Tronics Incorporated Dba Giga-Tronics
3020-01-303-919317051POSSIBLE MATCH
GEAR,WORM
Possible match (shared part number)Coffin Turbo Pump Inc
6250-01-304-00601705100POSSIBLE MATCH
LAMPHOLDER
Possible match (shared part number)Phoenix Products Llc Dba Phoenix Lighting Products Llc
4730-01-466-024917051POSSIBLE MATCH
NOZZLE,SPRAY,FLUID-EMULSION
Possible match (shared part number)Church & Dwight Co., Inc. Dba Viviscal
6515-01-590-8168201.780POSSIBLE MATCH
SCREW,BONE
Possible match (shared part number)Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
NSN 4820-01-221-8911 is a Cap,valve, manufactured by Tescom Corp Dba Tescom Div Tescom, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-221-8911?
NSN 4820-01-221-8911 has 1 manufacturer part number on file: 1705-1 (Tescom Corp Dba Tescom Div Tescom).
What NSN replaces 4820-01-221-8911?
7 possible matches (shared part number, not a government interchangeability claim): 5935-01-230-2902, 5315-01-293-7843, 6150-01-295-3740. Verify interchangeability with system specifications before substitution.
What are the specifications of 1705-1?
Key specifications for 1705-1: Valve Type for Which Designed: FLUID PRESSURE REGULATING; Material: COPPER ALLOY. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-221-8911 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.