B1537D — PIN,STRAIGHT,HEADED

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

B1537D: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.090 INCHES NOMINAL IN, diameter: 0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, material: STEEL COMP 1117 OVERALL, head_style: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION), chamfer_length: 0.030 INCHES NOMINAL IN, surface_finish: 32.0 MICROINCHES SHANK END.

This part is cataloged in the U.S. Government catalog under NSN 5315-00-073-0016, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

B1537D

NSN: 5315-00-073-0016
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)

SPECIFICATIONS

height	0.090 INCHES NOMINAL IN
diameter	0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
material	STEEL COMP 1117 OVERALL
head_style	PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
chamfer_length	0.030 INCHES NOMINAL IN
surface_finish	32.0 MICROINCHES SHANK END
hardness_rating	55.0 ROCKWELL C MINIMUM AND 65.0 ROCKWELL C MAXIMUM OVERALL
style_designator	STRAIGHT
pin_chamfer_angle	45.0 DEGREES NOMINAL
pin_head_diameter	0.440 INCHES NOMINAL IN
surface_treatment	CADMIUM OVERALL
under_head_length	0.940 INCHES NOMINAL IN
NSN	5315-00-073-0016

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES SHANK END

•

CHAMFER LENGTH: 0.030 INCHES NOMINAL IN

•

HOLE ARRANGEMENT STYLE: ONE END DRILLED

•

UNDER HEAD LENGTH: 0.940 INCHES NOMINAL IN

•

PIN CHAMFER ANGLE: 45.0 DEGREES NOMINAL

•

FIRST HOLE DIAMETER: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN

•

HARDNESS RATING: 55.0 ROCKWELL C MINIMUM AND 65.0 ROCKWELL C MAXIMUM OVERALL

•

STYLE DESIGNATOR: STRAIGHT

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES SHANK END
CHAMFER LENGTH	0.030 INCHES NOMINAL IN
HOLE ARRANGEMENT STYLE	ONE END DRILLED
UNDER HEAD LENGTH	0.940 INCHES NOMINAL IN
PIN CHAMFER ANGLE	45.0 DEGREES NOMINAL
FIRST HOLE DIAMETER	0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
HARDNESS RATING	55.0 ROCKWELL C MINIMUM AND 65.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATOR	STRAIGHT
PIN HEAD DIAMETER	0.440 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE OR SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

37700000Reference document

Same NSN cross-reference

Reference document — Secondary reference

71360Reference document

Same NSN cross-reference

Reference document — Secondary reference

3H0335Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is B1537D?

B1537D is a PIN,STRAIGHT,HEADED.

What parts can replace B1537D?

There are 3 known substitutes for B1537D: 37700000, 71360, 3H0335. Substitute compatibility should be verified for your specific system.

What is the NSN for B1537D?

B1537D is cataloged in the U.S. Government catalog under NSN 5315-00-073-0016. This indicates validated use in U.S. government and defense supply chains.

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