166-7399 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

166-7399: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, center_hole_diameter: 6.697 INCHES MINIMUM AND 6.777 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, end_item_identification: FAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS). This part is cataloged in the U.S.

Government catalog under NSN 5331-01-353-9544, 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

166-7399

NSN: 5331-01-353-9544
FSC: 5331 — O-ring
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
center_hole_diameter	6.697 INCHES MINIMUM AND 6.777 INCHES MAXIMUM IN
cross-sectional_height	0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
end_item_identification	FAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
NSN	5331-01-353-9544

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN

•

CENTER HOLE DIAMETER: 6.697 INCHES MINIMUM AND 6.777 INCHES MAXIMUM IN

•

MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL HEIGHT	0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
CENTER HOLE DIAMETER	6.697 INCHES MINIMUM AND 6.777 INCHES MAXIMUM IN
END ITEM IDENTIFICATION	FAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

OTHER ITEMS IN FSC 5331 — O-ring

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

5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924

SUBSTITUTES & CROSS-REFERENCES 4

2HG157Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

C-76-166Reference document

Same NSN cross-reference

Reference document — Secondary reference

MS28778-166Reference document

Same NSN cross-reference

Reference document — Secondary reference

2-166N507-90Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Shelf-life managedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 166-7399?

166-7399 is a O-RING.

What parts can replace 166-7399?

There are 4 known substitutes for 166-7399: 2HG157, C-76-166, MS28778-166 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 166-7399?

166-7399 is cataloged in the U.S. Government catalog under NSN 5331-01-353-9544. This indicates validated use in U.S. government and defense supply chains.

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