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5305-01-264-5897

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-264-5897
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
29294
(FIIG) Federal Item Identification Guide
A003B0
Date
10/05/1987 (39 years ago)

0.400 inches minimum and 0.450 inches maximum thread length, 3a thread class, flat countersunk head style, 0.535 inches minimum and 0.565 inches maximum fastener length, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.400 inches minimum and 0.450 inches maximum

Fastener Length

0.535 inches minimum and 0.565 inches maximum

Head Style

flat countersunk

Head Diameter

0.456 inches minimum and 0.508 inches maximum

Locking Feature

patch or pellet or strip threads

Grip Diameter

0.2485 inches minimum and 0.2495 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.250 inches

Grip Length

0.115 inches minimum and 0.135 inches maximum

Thread Quantity Per Inch

28

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Surface Finish

32.0 microinches grip

Surface Finish

32.0 microinches threads

Part Name Assigned By Controlling Agency

navy special project

Material

iron alloy 660 fastener

Material

plastic locking feature

Material Document And Classification

ams 5731 assn std single material response or ams 5737 assn std single material response fastener

Surface Treatment

cadmium and chromate fastener

Surface Treatment Document And Classification

qq-p-416,type 2 class 2 fed spec single treatment response fastener

Thread Series Designator

unjf

Specification/Standard Data

80205-nas7204 professional/industrial association standard

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0029294

Related Hardware Products

Part Number Description
NAS7204L2 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-264-5897?
The FSCG of the NSN 5305-01-264-5897 is 5305
Does the NSN 5305-01-264-5897 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-264-5897 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-01-264-5897 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-264-5897 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-01-264-5897 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Mon, Oct 5, 1987