BS0S-6440-20 — INSERT,SCREW THREAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

BS0S-6440-20: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.620 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN, material: STEEL COMP 303 OVERALL, fin_width: 0.250 INCHES NOMINAL IN, insert_size: 0.207 IN. MIN 0.212 IN.

MAX DIA IN, thread_class: 2B, style_designator: BLIND. This part is cataloged in the U.S. Government catalog under NSN 5325-01-138-5920, 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

BS0S-6440-20

NSN: 5325-01-138-5920
FSC: 5325 — Fastening Devices
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)

SPECIFICATIONS

length	0.620 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
material	STEEL COMP 303 OVERALL
fin_width	0.250 INCHES NOMINAL IN
insert_size	0.207 IN. MIN 0.212 IN. MAX DIA IN
thread_class	2B
style_designator	BLIND
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.250 INCHES NOMINAL IN
nominal_thread_size	0.112 INCHES IN
thread_quantity_per_inch	40
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
full_internal_thread_length	0.250 INCHES MINIMUM IN
NSN	5325-01-138-5920

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN

•

LENGTH: 0.620 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

FIN WIDTH: 0.250 INCHES NOMINAL IN

•

INSERT SIZE: 0.207 IN. MIN 0.212 IN. MAX DIA IN

•

STYLE DESIGNATOR: BLIND

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD SIZE: 0.112 INCHES IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.250 INCHES NOMINAL IN
LENGTH	0.620 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
FIN WIDTH	0.250 INCHES NOMINAL IN
INSERT SIZE	0.207 IN. MIN 0.212 IN. MAX DIA IN
STYLE DESIGNATOR	BLIND
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD SIZE	0.112 INCHES IN
FULL INTERNAL THREAD LENGTH	0.250 INCHES MINIMUM IN
SURFACE TREATMENT	PASSIVATE OVERALL

OTHER ITEMS IN FSC 5325 — Fastening Devices

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

5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317

SUBSTITUTES & CROSS-REFERENCES 1

5054836-3Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is BS0S-6440-20?

BS0S-6440-20 is a INSERT,SCREW THREAD.

What parts can replace BS0S-6440-20?

There is 1 known substitute for BS0S-6440-20: 5054836-3. Substitute compatibility should be verified for your specific system.

What is the NSN for BS0S-6440-20?

BS0S-6440-20 is cataloged in the U.S. Government catalog under NSN 5325-01-138-5920. This indicates validated use in U.S. government and defense supply chains.

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