NSN 1440-01-183-1571 — this item is cataloged by the U.S. Government under National Stock Number 1440-01-183-1571. Manufacturer of record part number: 5209551.
General Characteristics Item Description: BRONZE BAR,QQ-B-728,CL B,HARD,2.062 IN. LG,1.250 IN. INSIDE DIA,2.000 IN. OUTSIDE DIA IN
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 1440-01-183-1571
NIIN: 011831571
FSC: 1440 — Launchers, Guided Missile
FSG: 14 — Guided Missiles
Primary part number: 5209551
Manufacturer: Naval Sea Systems Command
General Description
The Retainer,piston, cataloged under National Stock Number 1440-01-183-1571, is classified within Federal Supply Class 1440 (Launchers, Guided Missile) of the Guided Missiles group. The manufacturer of record is Naval Sea Systems Command. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1440-01-183-1571
Primary Part Number
5209551
Item Name
Retainer,piston
FSC / FSG
1440 / 14 — Launchers, Guided Missile
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
General Characteristics Item Description
BRONZE BAR,QQ-B-728,CL B,HARD,2.062 IN. LG,1.250 IN. INSIDE DIA,2.000 IN. OUTSIDE DIA IN
Other items in FSC 1440 — Launchers, Guided Missile
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1440-00-006-6410
CAM,LEFT HAND
1440-00-034-4210
1440-00-034-4210 · Item name not on file
1440-00-055-6740
1440-00-055-6740 · Item name not on file
1440-00-072-5945
1440-00-072-5945 · Item name not on file
1440-00-075-7878
1440-00-075-7878 · Item name not on file
1440-00-344-1590
1440-00-344-1590 · Item name not on file
1440-00-349-2368
1440-00-349-2368 · Item name not on file
1440-00-349-9202
1440-00-349-9202 · Item name not on file
Frequently Asked Questions
What is NSN 1440-01-183-1571?
NSN 1440-01-183-1571 is a Retainer,piston, manufactured by Naval Sea Systems Command, classified under FSC 1440, Launchers, Guided Missile. Status: active.
What part numbers are listed for NSN 1440-01-183-1571?
NSN 1440-01-183-1571 has 1 manufacturer part number on file: 5209551 (Naval Sea Systems Command).
What are the specifications of 5209551?
Key specifications for 5209551: General Characteristics Item Description: BRONZE BAR,QQ-B-728,CL B,HARD,2.062 IN. LG,1.250 IN. INSIDE DIA,2.000 IN. OUTSIDE DIA IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 1440-01-183-1571 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.
What is the DEMIL code for NSN 1440-01-183-1571?
NSN 1440-01-183-1571 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.