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NSN 5340-01-633-6684Government record, cited
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Stop, Mechanical5340-01-633-6684

NSN 5340-01-633-6684 · NIIN 016336684 · Part number 803-7526226-8-F-E-S-14
Naval Sea Systems Command · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5340-01-633-6684 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-633-6684. Manufacturer of record part number: 803-7526226-8-F-E-S-14.
Also searched as  5340-01-633-6684 · 5340016336684 · NIIN 016336684 · 01-633-6684 · FSC 5340 Hardware, Commercial · CAGE 53711 · 803-7526226-8-F-E-S-14 · 803-7526226
Nearby stock numbers  ·
Features
  • Stop,mechanical — FSC 5340
  • Mounting Hole Quantity: 1
  • Design Type: OFFSET
  • Material Document and Classification: QQ-N-286 FORM 2 UNS N05500 FED SPEC SINGLE MATERIAL RESPONSE
  • Mounting Hole Diameter: 0.250 INCHES NOMINAL IN
  • Nominal Thread Size: 0.250 INCHES IN
  • Thread Class: 2B
  • Thread Quantity Per Inch: 16
Identification
  • NSN: 5340-01-633-6684
  • NIIN: 016336684
  • FSC: 5340 — Hardware, Commercial
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 803-7526226-8-F-E-S-14
  • Manufacturer: Naval Sea Systems Command
General Description

The Stop,mechanical, cataloged under National Stock Number 5340-01-633-6684, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-633-6684
Primary Part Number803-7526226-8-F-E-S-14
Item NameStop,mechanical
FSC / FSG5340 / 53 — Hardware, Commercial
ManufacturerNaval Sea Systems Command
StatusACTIVE
Mounting Hole Quantity1
Design TypeOFFSET
Material Document and ClassificationQQ-N-286 FORM 2 UNS N05500 FED SPEC SINGLE MATERIAL RESPONSE
Mounting Hole Diameter0.250 INCHES NOMINAL IN
Nominal Thread Size0.250 INCHES IN
Thread Class2B
Thread Quantity Per Inch16
MaterialNICKEL ALLOY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Mounting Hole TypeTHREADED
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Unit of IssueEA
⇄ Related Items 10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-633-9629803-7526226-8-F-E-S-30 POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Naval Sea Systems Command
5330-01-633-9936803-7526226-8-F-E-S-10 POSSIBLE MATCH
RETAINER,PACKING
Possible match (shared part number)Naval Sea Systems Command
5330-01-633-9942803-7526226-8-F-E-S-13 POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Naval Sea Systems Command
5330-01-633-9945803-7526226-8-F-E-S-11 POSSIBLE MATCH
RING,OIL CONTROL
Possible match (shared part number)Naval Sea Systems Command
5310-01-634-0053803-7526226-8-F-E--S-19 POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Naval Sea Systems Command
5330-01-634-0217803-7526226-4-S-E-C-13 POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Naval Sea Systems Command
5310-01-640-6587803-7526226-4-S-E-C-30 POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Naval Sea Systems Command
5310-01-640-9849803-7526226-8-F-E-S-32 POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Naval Sea Systems Command
5310-01-641-0399803-7526226-4-S-E-C-32 POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Naval Sea Systems Command
5305-01-641-0633803-7526226-4-S-E-C-34 POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
803-7526226-8-F-E-S-14 PRIMARY Naval Sea Systems Command (USA)
Reference documents
ReferenceMeaning
803-7526226 D/9 Drawing number reference only
Naval Sea Systems Command
Related Parts
5310-01-633-9629POSSIBLE MATCH
NUT,PLAIN,HEXAGON
803-7526226-8-F-E-S-30
5330-01-633-9936POSSIBLE MATCH
RETAINER,PACKING
803-7526226-8-F-E-S-10
5330-01-633-9942POSSIBLE MATCH
PACKING,PREFORMED
803-7526226-8-F-E-S-13
5330-01-633-9945POSSIBLE MATCH
RING,OIL CONTROL
803-7526226-8-F-E-S-11
5310-01-634-0053POSSIBLE MATCH
NUT,PLAIN,HEXAGON
803-7526226-8-F-E--S-19
5330-01-634-0217POSSIBLE MATCH
PACKING,PREFORMED
803-7526226-4-S-E-C-13
5310-01-640-6587POSSIBLE MATCH
NUT,PLAIN,HEXAGON
803-7526226-4-S-E-C-30
5310-01-640-9849POSSIBLE MATCH
WASHER,FLAT
803-7526226-8-F-E-S-32
5310-01-641-0399POSSIBLE MATCH
WASHER,FLAT
803-7526226-4-S-E-C-32
5305-01-641-0633POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
803-7526226-4-S-E-C-34

Frequently Asked Questions

What is NSN 5340-01-633-6684?

NSN 5340-01-633-6684 is a Stop,mechanical, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-633-6684?

NSN 5340-01-633-6684 has 1 manufacturer part number on file: 803-7526226-8-F-E-S-14 (Naval Sea Systems Command).

What NSN replaces 5340-01-633-6684?

10 possible matches (shared part number, not a government interchangeability claim): 5310-01-633-9629, 5330-01-633-9936, 5330-01-633-9942. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-7526226-8-F-E-S-14?

Key specifications for 803-7526226-8-F-E-S-14: Mounting Hole Quantity: 1; Design Type: OFFSET; Material Document and Classification: QQ-N-286 FORM 2 UNS N05500 FED SPEC SINGLE MATERIAL RESPONSE; Mounting Hole Diameter: 0.250 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-633-6684 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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