Retainer, Seat, Valve 4820-01-681-1877 NSN 4820-01-681-1877 · NIIN 016811877 · Part number P49882-51
Lexair Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 56607
NSN 4820-01-681-1877 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-681-1877. Manufacturer of record part number: P49882-51 .
Also searched as
4820-01-681-1877 ·
4820016811877 ·
NIIN 016811877 ·
01-681-1877 ·
FSC 4820 Valves, Nonpowered · CAGE 56607 · P49882-51 · P90073-4 FIND NO 82.6
Nearby stock numbers
← 4820-01-681-1420 Valve, Bleeder, Hydraulic System
·
4820-01-681-1879 Valve, Ball →
4820-01-681-1877 — Valves, Nonpowered
Features
Retainer,seat,valve — FSC 4820 1 manufacturer part number on file Manufacturer of record: Lexair Inc
Identification
NSN: 4820-01-681-1877
NIIN: 016811877
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: P49882-51
Manufacturer: Lexair Inc
General Description
The Retainer,seat,valve, cataloged under National Stock Number 4820-01-681-1877, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lexair Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name Retainer,seat,valve FSC / FSG 4820 — Valves, Nonpowered (FSG 48) Manufacturers Lexair Inc (CAGE 56607)
Technical Specifications
Parameter Value NSN 4820-01-681-1877 Primary Part Number P49882-51 Item Name Retainer,seat,valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Lexair Inc Status ACTIVE
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
Cross-Reference Index
Part Number Manufacturer
P49882-51 PRIMARY Lexair Inc (USA)
Reference documents
Reference Meaning
P90073-4 FIND NO 82.6
C/1 Advisory reference — outside the item-of-supply concept Lexair Inc
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-681-1877?
NSN 4820-01-681-1877 is a Retainer,seat,valve, manufactured by Lexair Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-681-1877?
NSN 4820-01-681-1877 has 1 manufacturer part number on file: P49882-51 (Lexair Inc).
Is NSN 4820-01-681-1877 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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