PST54A — PISTON,COMPRESSOR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

PST54A: PISTON,COMPRESSOR.

The PISTON,COMPRESSOR is a the manufacturer industrial component. Key specifications include diameter: 4.250 INCHES NOMINAL IN, material: STEEL, head_style: FLAT, oil_groove: INCLUDED, skirt_type: SOLID, overall_height: 4.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-167-9996, 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

PST54A

NSN: 4310-00-167-9996
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)

SPECIFICATIONS

diameter	4.250 INCHES NOMINAL IN
material	STEEL
head_style	FLAT
oil_groove	INCLUDED
skirt_type	SOLID
overall_height	4.500 INCHES NOMINAL IN
surface_finish	FINISHED
oil_passage_type	HOLE
pin_hole_bushing	NOT INCLUDED
pinhole_diameter	0.860 INCHES NOMINAL IN
ring_groove_width	0.125 INCHES NOMINAL AND 0.190 INCHES NOMINAL IN
ring_groove_diameter	3.870 INCHES NOMINAL IN
NSN	4310-00-167-9996

COMPONENT DIAGRAM

KEY FEATURES

•

RING GROOVE WIDTH: 0.125 INCHES NOMINAL AND 0.190 INCHES NOMINAL IN

•

DISTANCE BETWEEN PIN BOSSES: 1.628 INCHES NOMINAL IN

•

INTEGRAL CONNECTING ROD: NOT INCLUDED

•

RETAINING RING GROOVE: NOT INCLUDED

•

SURFACE FINISH: FINISHED

•

RING GROOVE POSITION AND QUANTITY: NO. 1,NO. 2,NO. 3,NO. 4,AND NO. 5 POSITIONS PISTON

•

OIL PASSAGE TYPE: HOLE

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	4.500 INCHES NOMINAL IN
RING GROOVE WIDTH	0.125 INCHES NOMINAL AND 0.190 INCHES NOMINAL IN
DISTANCE BETWEEN PIN BOSSES	1.628 INCHES NOMINAL IN
INTEGRAL CONNECTING ROD	NOT INCLUDED
RETAINING RING GROOVE	NOT INCLUDED
SURFACE FINISH	FINISHED
RING GROOVE POSITION AND QUANTITY	NO. 1,NO. 2,NO. 3,NO. 4,AND NO. 5 POSITIONS PISTON
OIL PASSAGE TYPE	HOLE
DIAMETER	4.250 INCHES NOMINAL IN
RING GROOVE DIAMETER	3.870 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 1

17NReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is PST54A?

PST54A is a PISTON,COMPRESSOR.

What parts can replace PST54A?

There is 1 known substitute for PST54A: 17N. Substitute compatibility should be verified for your specific system.

What is the NSN for PST54A?

PST54A is cataloged in the U.S. Government catalog under NSN 4310-00-167-9996. This indicates validated use in U.S. government and defense supply chains.

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PST54A — PISTON,COMPRESSOR

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