NSN 3950-01-461-1493 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-461-1493. Manufacturer of record part number: 27403.
Also searched as3950-01-461-1493 ·
3950014611493 ·
NIIN 014611493 ·
01-461-1493 ·
FSC 3950 Winches, Hoists, Cranes, and Derricks · CAGE 08302 · 27403
The Block,brake Valve, cataloged under National Stock Number 3950-01-461-1493, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Paccar Winch Inc Dba Paccar Winch Division. Government technical data includes 1 specification, 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. 4 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
3950-01-461-1493
Primary Part Number
27403
Item Name
Block,brake Valve
FSC / FSG
3950 / 39 — Winches, Hoists, Cranes, and Derricks
Manufacturer
Paccar Winch Inc Dba Paccar Winch Division
Status
ACTIVE
Material
ALUMINUM
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-01-549-040227403POSSIBLE MATCH
GASKET
Possible match (shared part number)Industrial Technologies and Services Llc
4920-01-583-661027403POSSIBLE MATCH
BREAKER,AIRCRAFT,MA
Possible match (shared part number)Better Engineering Manufacturing Inc
5325-01-585-234327403POSSIBLE MATCH
INSERT,SCREW THREAD
Possible match (shared part number)United States Department of the Navy Dba Naval Surface Warfare Center Panama City
6515-01-618-243827-403POSSIBLE MATCH
STENT,URETERAL
Possible match (shared part number)Boston Scientific Corp Microvasive Div
NSN 3950-01-461-1493 is a Block,brake Valve, manufactured by Paccar Winch Inc Dba Paccar Winch Division, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
What part numbers are listed for NSN 3950-01-461-1493?
NSN 3950-01-461-1493 has 1 manufacturer part number on file: 27403 (Paccar Winch Inc Dba Paccar Winch Division).
What NSN replaces 3950-01-461-1493?
4 possible matches (shared part number, not a government interchangeability claim): 5330-01-549-0402, 4920-01-583-6610, 5325-01-585-2343. Verify interchangeability with system specifications before substitution.
What are the specifications of 27403?
Key specifications for 27403: Special Features: 3" X 4 7/8" X 1 13/16"; End Item Identification: WINCH,DRUM,POWER OPERATED; W/S STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: ALUMINUM. 1 specification is documented in the U.S. Government catalog.
Is NSN 3950-01-461-1493 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.