NSN 4820-01-454-1135 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-454-1135. Manufacturer of record part number: 163A-007K 1/2.
Also searched as4820-01-454-1135 ·
4820014541135 ·
NIIN 014541135 ·
01-454-1135 ·
FSC 4820 Valves, Nonpowered · CAGE 76364 · 163A-007K 1/2 · 163A-007G 1/2 IN · 163A-007-D-0001
Nearby stock numbers← 4820-01-454-1112 Body and Slide, Directional Contr
·
4820-01-454-1234 Valve, Exhaust Control →
4820-01-454-1135 — Valves, Nonpowered
Features
Valve,stop-Check — FSC 4820
Nominal Pipe Size Accommodated: 0.500 INCHES ALL ENDS IN
Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Maximum Operating Temp: 400.0 FAHRENHEIT SINGLE RESPONSE DEGF
Material: COPPER ALLOY OVERALL
3 manufacturer part numbers on file
Identification
NSN: 4820-01-454-1135
NIIN: 014541135
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 163A-007K 1/2
Manufacturer: Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
General Description
The Valve,stop-Check, cataloged under National Stock Number 4820-01-454-1135, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-454-1135
Primary Part Number
163A-007K 1/2
Item Name
Valve,stop-Check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
Status
ACTIVE
Nominal Pipe Size Accommodated
0.500 INCHES ALL ENDS IN
Connection Type
UNTHREADED INTERNAL PIPE ALL ENDS
Material Document and Classification
ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Operating Pressure
400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
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
Related Parts in Valves
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
8171E-1/4HS2
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
D559A3M2
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 4820-01-454-1135?
NSN 4820-01-454-1135 is a Valve,stop-Check, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-454-1135?
NSN 4820-01-454-1135 has 3 manufacturer part numbers on file: 163A-007G 1/2 IN (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 163A-007-D-0001 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 163A-007K 1/2 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
What are the specifications of 163A-007K 1/2?
Key specifications for 163A-007K 1/2: Nominal Pipe Size Accommodated: 0.500 INCHES ALL ENDS IN; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS; Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-454-1135 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.