BLS4LA25S

View detailed technical data, stock status, and sourcing information for: BLS4LA25S
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5315 Pins, Machine Keys and Nails

National Stock Number

5315-01-016-8978

Item Name Code

08323

Assigment Date

02/25/1976 (50 years ago)

push actuation type, 2 detent quantity, 2.500 inches minimum and 2.520 inches maximum grip length, push button actuation method, 0.247 inches minimum and 0.248 inches maximum shank diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Shank Diameter: 0.247 inches minimum and 0.248 inches maximum
Detent Quantity: 2
Actuation Method: push button
Grip Length: 2.500 inches minimum and 2.520 inches maximum
Actuation Type: push
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum shank
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum spindle
Shear Strength: 8200 double pound
Shoulder To Head End Distance: 1.270 inches maximum
Pin Center To Handle End Distance: 1.460 inches maximum
Pin Attachment Type: hook
Detent To Tapered End Distance: 0.260 inches minimum and 0.290 inches maximum
Material: steel comp 4130 shank
Material: steel comp 4130 spindle
Material Document And Classification: mil-s-6758 mil spec single material response or mil-t-6736 mil spec single material response shank
Material Document And Classification: mil-s-6758 mil spec single material response or mil-t-6736 mil spec single material response spindle
Surface Treatment: cadmium and chromate shank
Surface Treatment: cadmium and chromate spindle
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response spindle
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response shank
Style Designator: l handle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-01-121-5665	No Name Available	06/01/1989

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
BLS4LA25S	Quick Release Pin
BLS4LA25SM	Quick Release Pin
BLSL4-2-500	Quick Release Pin
LG4SL2500	Quick Release Pin
LG4SL25M	Quick Release Pin
MS17986-425	Quick Release Pin
SLS4AL25	Quick Release Pin

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5315-01-016-8978?

The FSCG of the NSN 5315-01-016-8978 is 5315

Does NSN 5315-01-016-8978 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 5315-01-016-8978 contain precious materials?

Item does not contain precious metal.

Does NSN 5315-01-016-8978 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 5315-01-016-8978 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Wed, Feb 25, 1976