Knob5355-01-641-9511

NSN 5355-01-641-9511 · NIIN 016419511 · Part number 7921K212

Mcmaster-Carr Supply Co · FSC 5355 — Knobs and Pointers · FSG 53 — Hardware and Abrasives · CAGE 39428

Government record, cited

NSN 5355-01-641-9511 — this item is cataloged by the U.S. Government under National Stock Number 5355-01-641-9511. Manufacturer of record part number: 7921K212.

Also searched as 5355-01-641-9511 · 5355016419511 · NIIN 016419511 · 01-641-9511 · FSC 5355 Knobs and Pointers · CAGE 39428 · 7921K212 · 7921K21

Nearby stock numbers ← 5355-01-641-7204 Hand Knob Assembly · 5355-01-641-9898 Knob →

Features

Knob — FSC 5355
Step Length: 0.500 INCHES NOMINAL IN
Thread Length: 1.0 INCHES NOMINAL IN
Overall Thickness: 0.437 INCHES NOMINAL IN
Style Designator: FLUTED FOILS
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.250 INCHES STUD IN
Stud Length: 1.00 INCHES NOMINAL IN

Identification

NSN: 5355-01-641-9511
NIIN: 016419511
FSC: 5355 — Knobs and Pointers
FSG: 53 — Hardware and Abrasives
Primary part number: 7921K212
Manufacturer: Mcmaster-Carr Supply Co

General Description

The Knob, cataloged under National Stock Number 5355-01-641-9511, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5355-01-641-9511
Primary Part Number	7921K212
Item Name	Knob
FSC / FSG	5355 / 53 — Knobs and Pointers
Manufacturer	Mcmaster-Carr Supply Co
Status	ACTIVE
Step Length	0.500 INCHES NOMINAL IN
Thread Length	1.0 INCHES NOMINAL IN
Overall Thickness	0.437 INCHES NOMINAL IN
Style Designator	FLUTED FOILS
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.250 INCHES STUD IN
Stud Length	1.00 INCHES NOMINAL IN
Color	RED
Width	1.562 INCHES NOMINAL IN
Step Diameter	0.625 INCHES NOMINAL IN
Thread Quantity Per Inch	20 STUD
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC) STUD
Stud Diameter	0.250 INCHES NOMINAL IN
Attachment Method	STUD
Fluted Foil Quantity	4

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

Cross-Reference Index

Part Number	Manufacturer
7921K21	Mcmaster-Carr Supply Co (USA)
7921K212 PRIMARY	Mcmaster-Carr Supply Co (USA)

No interchangeability data on file.

Other items in FSC 5355 — Knobs and Pointers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5355-00-000-5777

5355-00-000-5777 · Item name not on file

5355-00-001-2029

DIAL,SCALE

5355-00-001-2403

WINDOW,DIAL

5355-00-001-4109

5355-00-001-4109 · Item name not on file

5355-00-001-4677

DIAL,SCALE

5355-00-001-4724

KNOB

5355-00-001-4730

5355-00-001-4730 · Item name not on file

5355-00-001-4734

5355-00-001-4734 · Item name not on file

Frequently Asked Questions

What is NSN 5355-01-641-9511?

NSN 5355-01-641-9511 is a Knob, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5355, Knobs and Pointers. Status: active.

What part numbers are listed for NSN 5355-01-641-9511?

NSN 5355-01-641-9511 has 2 manufacturer part numbers on file: 7921K21 (Mcmaster-Carr Supply Co), 7921K212 (Mcmaster-Carr Supply Co).

What are the specifications of 7921K212?

Key specifications for 7921K212: Step Length: 0.500 INCHES NOMINAL IN; Thread Length: 1.0 INCHES NOMINAL IN; Overall Thickness: 0.437 INCHES NOMINAL IN; Style Designator: FLUTED FOILS. 15 specifications are documented in the U.S. Government catalog.

Is NSN 5355-01-641-9511 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.

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