HT181 4 21 is a Screw Close Toleran manufactured by Lisi Aerospace Canada Corp.

What are the specifications of HT181 4 21?

Please contact us for detailed specifications of HT181 4 21.

Is HT181 4 21 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 HT181 4 21?

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

Obtain a Quote for Lisi Aerospace Canada Corp Part Number HT181 4 21 Now

Name: Part Number HT181 4 21 - Screw Close Toleran
Brand: Lisi Aerospace Canada Corp
SKU: ht181-4-21
Availability: InStock
Rating: 4.6 (226 reviews)

Part Number: HT181 4 21

Manufacturer: Lisi Aerospace Canada Corp

NSN: 5305-01-520-4559

NIIN: 01-520-4559

Item Name : screw close toleran

CAGE Code: L4528

FSC: 5305 Screws

FSG: 53 Hardware and Abrasives

INC Code : 29294

Country: USA

NCB Code: 01

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Characteristics Data of NSN 5305-01-520-4559, 5305015204559

MRC	Criteria	Characteristic
AAUY	Point Length	0.060 INCHES NOMINAL
AHYM	Nominal Thread Diameter	0.2500 INCHES
AASK	Head Style	FLAT COUNTERSUNK
MATT	Material	STEEL OVERALL
SFTT	Surface Treatment	CADMIUM OVERALL
CSYM	Surface Finish	32.0 MICROINCHES GRIP
ABQJ	Point Style	FLAT
AASL	Head Diameter	0.464 INCHES MINIMUM AND 0.506 INCHES MAXIMUM
AASA	Thread Length	0.469 INCHES NOMINAL
ABQZ	Internal Drive Style	HIGH-TORQUE
STDC	Surface Treatment Document And Classification	NAS672 FED STD SINGLE TREATMENT RESPONSE OVERALL
AAJF	Thread Direction	RIGHT-HAND
AASB	Fastener Length	1.765 INCHES MINIMUM AND 1.812 INCHES MAXIMUM
MRC	Decoded Requirement	Clear Text Reply
THSD	Thread Series Designator	UNJF
AAUR	Grip Diameter	0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
MDCL	Material Document And Classification	NAS98 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CQBC	Minimum Tensile Strength	6400 POUNDS PER SQUARE INCH
CMLP	Thread Quantity Per Inch	28
ANEE	Grip Length	1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM
CSYM	Surface Finish	32.0 MICROINCHES BEARING SURFACE OF HEAD
CRSQ	Countersink Angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
AAJD	Thread Class	3A
CSYM	Surface Finish	32.0 MICROINCHES THREADS