NSN 3110-00-508-6553 · NIIN 005086553 · Part number 51716
The Chelsea Clock Llc · FSC 3110 — Bearings, Antifriction, Unmounted · FSG 31 — Bearings · CAGE 11755
Government record, cited
NSN 3110-00-508-6553 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-508-6553. Manufacturer of record part number: 51716.
General Characteristics Item Description: SAPPHIRE
1 manufacturer part number on file
Manufacturer of record: The Chelsea Clock Llc
Identification
NSN: 3110-00-508-6553
NIIN: 005086553
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: 51716
Manufacturer: The Chelsea Clock Llc
General Description
The Bearing,jewel, cataloged under National Stock Number 3110-00-508-6553, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Chelsea Clock Llc. 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. 3 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
3110-00-508-6553
Primary Part Number
51716
Item Name
Bearing,jewel
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
The Chelsea Clock Llc
Status
ACTIVE
General Characteristics Item Description
SAPPHIRE
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5930-00-850-1795POSSIBLE MATCH
SWITCH,ROTARY
Possible match (shared part number)
5340-01-056-211351716POSSIBLE MATCH
PAD EYE
Possible match (shared part number)L3 Technologies, Inc. Div L3 Keo
NSN 3110-00-508-6553 is a Bearing,jewel, manufactured by The Chelsea Clock Llc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-00-508-6553?
NSN 3110-00-508-6553 has 1 manufacturer part number on file: 51716 (The Chelsea Clock Llc).
What NSN replaces 3110-00-508-6553?
3 possible matches (shared part number, not a government interchangeability claim): 5930-00-850-1795, 5340-01-056-2113, 5342-01-061-4788. Verify interchangeability with system specifications before substitution.
What are the specifications of 51716?
Key specifications for 51716: General Characteristics Item Description: SAPPHIRE. 1 specification is documented in the U.S. Government catalog.
Is NSN 3110-00-508-6553 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.