NSN 5365-01-249-7668 · NIIN 012497668 · Part number 5770320-51
Naval Sea Systems Command · FSC 5365 — Bushings, Rings, Shims, and Spacers · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5365-01-249-7668 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-249-7668. Manufacturer of record part number: 5770320-51.
Also searched as5365-01-249-7668 ·
5365012497668 ·
NIIN 012497668 ·
01-249-7668 ·
FSC 5365 Bushings, Rings, Shims, and Spacers · CAGE 53711 · 5770320-51
Nearby stock numbers← 5365-01-249-7667
·
5365-01-249-7680 Spacer, Special →
Features
Spacer,sleeve — FSC 5365
Body Outside Diameter: 0.8750 INCHES NOMINAL IN
Body Inside Diameter: 0.5000 INCHES NOMINAL IN
Material: STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145 OVERALL
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 5365-01-249-7668
NIIN: 012497668
FSC: 5365 — Bushings, Rings, Shims, and Spacers
FSG: 53 — Hardware and Abrasives
Primary part number: 5770320-51
Manufacturer: Naval Sea Systems Command
General Description
The Spacer,sleeve, cataloged under National Stock Number 5365-01-249-7668, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 specifications, 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
5365-01-249-7668
Primary Part Number
5770320-51
Item Name
Spacer,sleeve
FSC / FSG
5365 / 53 — Bushings, Rings, Shims, and Spacers
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Body Outside Diameter
0.8750 INCHES NOMINAL IN
Body Inside Diameter
0.5000 INCHES NOMINAL IN
Material
STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145 OVERALL
Other items in FSC 5365 — Bushings, Rings, Shims, and Spacers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5365-00-000-6078
5365-00-000-6078 · Item name not on file
5365-00-000-7436
5365-00-000-7436 · Item name not on file
5365-00-001-1292
PLUG,MACHINE THREAD
5365-00-001-1365
5365-00-001-1365 · Item name not on file
5365-00-001-1841
RING,TORQUE,TUBE,INBOARD,RUDDER
5365-00-001-1915
5365-00-001-1915 · Item name not on file
5365-00-001-1916
5365-00-001-1916 · Item name not on file
5365-00-001-1940
5365-00-001-1940 · Item name not on file
Frequently Asked Questions
What is NSN 5365-01-249-7668?
NSN 5365-01-249-7668 is a Spacer,sleeve, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
What part numbers are listed for NSN 5365-01-249-7668?
NSN 5365-01-249-7668 has 1 manufacturer part number on file: 5770320-51 (Naval Sea Systems Command).
What are the specifications of 5770320-51?
Key specifications for 5770320-51: Body Outside Diameter: 0.8750 INCHES NOMINAL IN; Overall Length: 2.0000 INCHES NOMINAL IN; Body Inside Diameter: 0.5000 INCHES NOMINAL IN; Material: STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145 OVERALL. 3 specifications are documented in the U.S. Government catalog.
Is NSN 5365-01-249-7668 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.