FF1981-016-0404 — RESTRICTOR,FLUID FLOW

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

FF1981-016-0404: RESTRICTOR,FLUID FLOW.

The RESTRICTOR,FLUID FLOW is a the manufacturer industrial component. Key specifications include length: 1.140 INCHES NOMINAL IN, material: STEEL, design_type: TUBULAR, HEX SHAPE, thread_class: 2B SECOND PROVISION, thread_length: 0.500 INCHES NOMINAL FIRST PROVISION IN, thread_series: UNF FIRST PROVISION. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-485-7541, 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

FF1981-016-0404

NSN: 4730-01-485-7541
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 01276 — DANFOSS POWER SOLUTIONS II, LLC (USA)

SPECIFICATIONS

length	1.140 INCHES NOMINAL IN
material	STEEL
design_type	TUBULAR, HEX SHAPE
thread_class	2B SECOND PROVISION
thread_length	0.500 INCHES NOMINAL FIRST PROVISION IN
thread_series	UNF FIRST PROVISION
orifice_diameter	0.016 INCHES NOMINAL IN
outside_diameter	0.438 INCHES NOMINAL IN
special_features	RESTRICTOR HAS 37 DEGREE MALE & FEMALE FLARE
thread_direction	RIGHT-HAND FIRST PROVISION
thread_provision	THREADED FIRST PROVISION
thread_size_designator	7/16-20 FIRST PROVISION
NSN	4730-01-485-7541

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 1.140 INCHES NOMINAL IN

•

THREAD PROVISION: THREADED FIRST PROVISION

•

DESIGN TYPE: TUBULAR, HEX SHAPE

•

THREAD SERIES: UNF SECOND PROVISION

•

THREAD LENGTH: 0.500 INCHES NOMINAL FIRST PROVISION IN

TECHNICAL CHARACTERISTICS

LENGTH	1.140 INCHES NOMINAL IN
THREAD PROVISION	THREADED FIRST PROVISION
THREAD PROVISION	THREADED SECOND PROVISION
DESIGN TYPE	TUBULAR, HEX SHAPE
THREAD SERIES	UNF SECOND PROVISION
THREAD SERIES	UNF FIRST PROVISION
THREAD LENGTH	0.500 INCHES NOMINAL FIRST PROVISION IN
THREAD LENGTH	0.500 INCHES NOMINAL SECOND PROVISION IN
HOSE/TUBE SIZE FOR WHICH DESIGNED	1/4 IN. OD TUBE IN
OUTSIDE DIAMETER	0.438 INCHES NOMINAL IN

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 1

FF19818-016-0404Reference document

Same NSN cross-reference

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

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 FF1981-016-0404?

FF1981-016-0404 is a RESTRICTOR,FLUID FLOW.

What parts can replace FF1981-016-0404?

There is 1 known substitute for FF1981-016-0404: FF19818-016-0404. Substitute compatibility should be verified for your specific system.

What is the NSN for FF1981-016-0404?

FF1981-016-0404 is cataloged in the U.S. Government catalog under NSN 4730-01-485-7541. This indicates validated use in U.S. government and defense supply chains.

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FF1981-016-0404 — RESTRICTOR,FLUID FLOW

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