General Characteristics Item Description: CRES; 1.500 IN. LG; 1.380 IN. W; 0.125 IN. THK; TWO THRU HOLES 0.281 IN. DIA 1.000 IN. C TO C; LOCATED ON CHAMFERED END IN
Identification
NSN: 3950-01-120-8653
NIIN: 011208653
FSC: 3950 — Winches, Hoists, Cranes, and Derricks
FSG: 39 — Materials Handling Equipment
General Description
The Lock,cylinder, cataloged under National Stock Number 3950-01-120-8653, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
3950-01-120-8653
Item Name
Lock,cylinder
FSC / FSG
3950 / 39 — Winches, Hoists, Cranes, and Derricks
Status
ACTIVE
General Characteristics Item Description
CRES; 1.500 IN. LG; 1.380 IN. W; 0.125 IN. THK; TWO THRU HOLES 0.281 IN. DIA 1.000 IN. C TO C; LOCATED ON CHAMFERED END IN
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 Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3950-01-120-865487832-1626 ITEM 10POSSIBLE MATCH
LOCK,CYLINDER
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-120-867687832-1626 ITEM 3POSSIBLE MATCH
ROD,PISTON,LINEAR ACTUATING CYLI
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-120-867787832-1626 ITEM 4POSSIBLE MATCH
HEAD,LINEAR ACTUATING CYLINDER
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-151-44994684897-0001POSSIBLE MATCH
CYLINDER,ACTUATING,LINEAR
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3950-01-191-26774684897-0011POSSIBLE MATCH
MANIFOLD ASSEMBLY
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
87832-1626 ITEM 9
3/2Design control — primary reference
U.S. Government activity
709-4684897 ITEM 9
5/2Secondary reference
U.S. Government activity
709-4684897
D/9Drawing number reference only
U.S. Government activity
Related Parts
3950-01-120-8654POSSIBLE MATCH
LOCK,CYLINDER
87832-1626 ITEM 10
3040-01-120-8676POSSIBLE MATCH
ROD,PISTON,LINEAR ACTUATING CYLI
87832-1626 ITEM 3
3040-01-120-8677POSSIBLE MATCH
HEAD,LINEAR ACTUATING CYLINDER
87832-1626 ITEM 4
3040-01-151-4499POSSIBLE MATCH
CYLINDER,ACTUATING,LINEAR
4684897-0001
3950-01-191-2677POSSIBLE MATCH
MANIFOLD ASSEMBLY
4684897-0011
Frequently Asked Questions
What is NSN 3950-01-120-8653?
NSN 3950-01-120-8653 is a Lock,cylinder, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
What NSN replaces 3950-01-120-8653?
5 possible matches (shared part number, not a government interchangeability claim): 3950-01-120-8654, 3040-01-120-8676, 3040-01-120-8677. Verify interchangeability with system specifications before substitution.
What are the specifications of 3950-01-120-8653?
Key specifications for 3950-01-120-8653: General Characteristics Item Description: CRES; 1.500 IN. LG; 1.380 IN. W; 0.125 IN. THK; TWO THRU HOLES 0.281 IN. DIA 1.000 IN. C TO C; LOCATED ON CHAMFERED END IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 3950-01-120-8653 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.