1549504-1

Nut, Plain, Hexagon

Part number

1549504-1

NSN

5310-01-117-3433

NIIN

01-117-3433

Item name

Nut, Plain, Hexagon

Manufacturer

Allied Signal Inc.

CAGE code

83298

FSC

5310

Unit of issue

EA

DEMIL code

A

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Alternate part numbers

• 1549504-1 CAGE 64547
• 1549504-1 CAGE 83298

Technical characteristics

Thread Class

2B

Thread Direction

Left-hand

Nut Style

Hexagon

Nut Height

0.177 inches minimum and 0.197 inches maximum

Width Across Flats

0.990 inches minimum and 1.010 inches maximum

Thread Series

UNEF

Thread Quantity per Inch

24

Nominal Thread Size

0.625 inches

Countersink Angle

45.0 degrees nominal both ends

Bearing Surface Type

Chamfered

Material

Steel overall

Material Document and Classification

QQ-S-634 assn std single material response overall or 66 assn std 2ND material response overall

Surface Treatment

Cadmium overall and chromate overall

Surface Treatment Document and Classification

QQ-P-416, ty 2, cl 2 fed spec single treatment response overall or PS3 ty 2, fscm 83298 mfr ref single treatment response overall

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