HK 251 is a Knob manufactured by Monroe Engineering Llc.

What are the specifications of HK 251?

Please contact us for detailed specifications of HK 251.

Is HK 251 available for immediate shipping?

Yes, we ship worldwide with same-day handling on many parts depending on stock availability.

Can Aerospace Orbit supply bulk quantities of HK 251?

Yes, we support both small and large volume orders depending on stock.

Quote for HK 251 Monroe Engineering Llc Part with NSN 5355-01-462-8440

Part Number: HK 251

Manufacturer: monroe engineering llc

NSN: 5355-01-462-8440

NIIN: 14628440

Item Name : knob

CAGE Code: 06197

FSC: 5355 Knobs and Pointers

INC Code: 03263

Country: USA

NCB Code: 01

FSG: 53 Hardware and Abrasives

Last Updated: 01-15-2026

Are you looking quote for part HK 251? The Monroe Engineering Llc-manufactured component (CAGE Code: 06197) is documented under NSN 5355-01-462-8440 as Knob. For the fastest quote, please complete our RFQ form with details about HK 251. We guarantee a response within 15 minutes.

ASAP Components provides the verified HK 251, classified under INC 03263, FSG 53 Hardware and Abrasives, FSC 5355 Knobs and Pointers, NIIN 01-462-8440, and NCB 01. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number HK 251 with NSN 5355-01-462-8440, 5355014628440

NSN	FSC	NIIN	CLS	Hazmat	DEMIL	Cancelled NSN
5355-01-462-8440 Item PartTypeName: KNOB	5355	014628440	0	N
	CIIC	HCC	ESD	PMIC	Criticality	ENAC
	U			A	0
Part Number	ISC	RNVC	RNCC	HCC	MSDS	SADC
10351	5	9	3

Characteristics Data of NSN 5355-01-462-8440, 5355014628440

MRC	Criteria	Characteristic
MRC	Decoded Requirement	Clear Text Reply
AATR	Shank Length	1.000 INCHES NOMINAL
AARX	Inside Diameter	2.500 INCHES NOMINAL
ABGL	Width	2.500 INCHES NOMINAL
THSD	Thread Series Designator	UNC SCREW HOLE
ABRY	Length	2.500 INCHES NOMINAL
AJQE	Material Transparency	OPAQUE
MATT	Material	IRON CAST
STYL	Style Designator	CROSS
CQJX	Nominal Thread Size	0.500 INCHES RECEPTACLE
ABHG	Gripping Surface Condition	SMOOTH
CMLP	Thread Quantity Per Inch	13 RECEPTACLE
AAZE	Shank Diameter	1.125 INCHES NOMINAL
AAZF	Shank Style	STRAIGHT
ABSX	Attachment Method	SCREW ON
ADUM	Overall Thickness	0.500 INCHES NOMINAL

Schedule B & Trade

End Use : 20005	Electric apparatus
Schedule B : 8531900002 (NAICS 335999)	Parts of electric sound or visual signaling apparatus other than printed circuit assemblies, nesoi
SITC : 77885	Parts of electric sound or visual signaling apparatus, n.E.S. (including parts of indicator panels, burlgar and fire alarms)

Identification

ADPE	Represents items with no adp components
CRITL	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC	N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
PMIC	A - Item does not contain precious metal.

NSN Management Codes

AAC	D
Classification Control	U
MGMT_CTL	-------
Quantity per pack	1
Repariability
Shelf Life	N/A
SOS	F77
Unit of Measure	Ea