R8321661-109 — BUSHING,BOSS

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

R8321661-109: BUSHING,BOSS.

The BUSHING,BOSS is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT CHAMFER, head_height: 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_class: 3A A, chamfer_angle: 30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM, head_diameter: 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-734-9780, 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

R8321661-109

NSN: 4730-01-734-9780
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
head_style	FLAT CHAMFER
head_height	0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_class	3A A
chamfer_angle	30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
head_diameter	0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
thread_length	1.125 INCHES MINIMUM IN
fastener_length	4.19 INCHES MINIMUM AND 4.25 INCHES MAXIMUM IN
locking_feature	SELF-LOCKING OVERALL
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.250 INCHES MINIMUM IN
NSN	4730-01-734-9780

COMPONENT DIAGRAM

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

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

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 3

LSA002801-109Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

8843787 DW PG 133Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

8843787Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 R8321661-109?

R8321661-109 is a BUSHING,BOSS.

What parts can replace R8321661-109?

There are 3 known substitutes for R8321661-109: LSA002801-109, 8843787 DW PG 133, 8843787. Substitute compatibility should be verified for your specific system.

What is the NSN for R8321661-109?

R8321661-109 is cataloged in the U.S. Government catalog under NSN 4730-01-734-9780. This indicates validated use in U.S. government and defense supply chains.

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