74A410578-2001 — PIN,GROOVED,HEADED

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

74A410578-2001: PIN,GROOVED,HEADED.

The PIN,GROOVED,HEADED is a the manufacturer industrial component. Key specifications include height: 0.125 INCHES NOMINAL IN, diameter: 0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN, material: STEEL COMP 300M OVERALL, head_style: DEE CHAMFER, surface_finish: 32.0 MICROINCHES UNDERCUT, first_end_style: COUNTERSUNK. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-121-1857, 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

74A410578-2001

NSN: 5315-01-121-1857
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

height	0.125 INCHES NOMINAL IN
diameter	0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
material	STEEL COMP 300M OVERALL
head_style	DEE CHAMFER
surface_finish	32.0 MICROINCHES UNDERCUT
first_end_style	COUNTERSUNK
undercut_radius	0.050 INCHES NOMINAL IN
pin_head_diameter	1.125 INCHES NOMINAL IN
under_head_length	1.267 INCHES MINIMUM AND 1.272 INCHES MAXIMUM IN
undercut_diameter	0.720 INCHES NOMINAL IN
first_end_countersink_angle	60.0 DEGREES NOMINAL
first_end_countersink_diameter	0.440 INCHES NOMINAL IN
NSN	5315-01-121-1857

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 16.0 MICROINCHES OUTSIDE DIAMETER

•

UNDERCUT DIAMETER: 0.720 INCHES NOMINAL IN

•

FIRST END COUNTERSINK DIAMETER: 0.440 INCHES NOMINAL IN

•

DISTANCE FROM CENTERLINE TO FLAT: 0.485 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN

•

UNDER HEAD LENGTH: 1.267 INCHES MINIMUM AND 1.272 INCHES MAXIMUM IN

•

FIRST END STYLE: COUNTERSUNK

•

PIN HEAD DIAMETER: 1.125 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	16.0 MICROINCHES OUTSIDE DIAMETER
SURFACE FINISH	32.0 MICROINCHES UNDERCUT
UNDERCUT DIAMETER	0.720 INCHES NOMINAL IN
FIRST END COUNTERSINK DIAMETER	0.440 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO FLAT	0.485 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
UNDER HEAD LENGTH	1.267 INCHES MINIMUM AND 1.272 INCHES MAXIMUM IN
FIRST END STYLE	COUNTERSUNK
PIN HEAD DIAMETER	1.125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-8844,CL 3 COND E2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER	0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602

SUBSTITUTES & CROSS-REFERENCES 1

10122928Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 74A410578-2001?

74A410578-2001 is a PIN,GROOVED,HEADED.

What parts can replace 74A410578-2001?

There is 1 known substitute for 74A410578-2001: 10122928. Substitute compatibility should be verified for your specific system.

What is the NSN for 74A410578-2001?

74A410578-2001 is cataloged in the U.S. Government catalog under NSN 5315-01-121-1857. This indicates validated use in U.S. government and defense supply chains.

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