Disk, Valve 4820-00-987-7988 NSN 4820-00-987-7988 · NIIN 009877988 · Part number 2900-135-5
Derbyshire Machine & Tool Co · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 71905
NSN 4820-00-987-7988 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-987-7988. Manufacturer of record part number: 2900-135-5 .
Also searched as
4820-00-987-7988 ·
4820009877988 ·
NIIN 009877988 ·
00-987-7988 ·
FSC 4820 Valves, Nonpowered · CAGE 71905 · 2900-135-5 · X0937 · 2900-135PC5
Nearby stock numbers
← 4820-00-987-7985 Ball, Valve, Ported
·
4820-00-987-7989 Disk, Valve →
4820-00-987-7988 — Valves, Nonpowered
Features
Disk,valve — FSC 4820 2 manufacturer part numbers on file Manufacturer of record: Derbyshire Machine & Tool Co
Identification
NSN: 4820-00-987-7988
NIIN: 009877988
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 2900-135-5
Manufacturer: Derbyshire Machine & Tool Co
General Description
The Disk,valve, cataloged under National Stock Number 4820-00-987-7988, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Derbyshire Machine & Tool Co. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Technical Specifications
Parameter Value NSN 4820-00-987-7988 Primary Part Number 2900-135-5 Item Name Disk,valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Derbyshire Machine & Tool Co 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
X0937 Derbyshire Machine & Tool Co (USA)
2900-135-5 PRIMARY Derbyshire Machine & Tool Co (USA)
Reference documents
Reference Meaning
2900-135PC5
3/2 Design control — primary reference U.S. Government activity
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 4820-00-987-7988?
NSN 4820-00-987-7988 is a Disk,valve, manufactured by Derbyshire Machine & Tool Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-987-7988?
NSN 4820-00-987-7988 has 2 manufacturer part numbers on file: X0937 (Derbyshire Machine & Tool Co), 2900-135-5 (Derbyshire Machine & Tool Co).
What are the specifications of 2900-135-5?
Key specifications for 2900-135-5: End Item Identification: VALVE ANL 4.00IPS. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4820-00-987-7988 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.
PartsTable Design LLC · partstable.com