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49-001-948 — RING,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

49-001-948: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN, fsc_application_data: VERTICAL SIMPLEX PUMP, radial_wall_thickness: 0.0500 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-267-5652, 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
49-001-948
NSN: 4310-00-267-5652
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 0PS95 — NATIONAL OILWELL (USA)
SPECIFICATIONS
materialIRON OVERALL
ring_styleCONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN
fsc_application_dataVERTICAL SIMPLEX PUMP
radial_wall_thickness0.0500 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN
standard_bore_diameter1.000 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN4310-00-267-5652
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN 49-001-948 MFR RING,PISTON
KEY FEATURES
•
FSC APPLICATION DATA: VERTICAL SIMPLEX PUMP
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: VERTICAL JOINT
•
RADIAL WALL THICKNESS: 0.0500 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN
•
RING STYLE: CONCENTRIC
•
STANDARD BORE DIAMETER: 1.000 INCHES IN
•
MATERIAL: IRON OVERALL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAVERTICAL SIMPLEX PUMP
OVERALL WIDTH0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEVERTICAL JOINT
RADIAL WALL THICKNESS0.0500 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN
RING STYLECONCENTRIC
STANDARD BORE DIAMETER1.000 INCHES IN
MATERIALIRON OVERALL
OTHER ITEMS IN FSC 4310 — Compressors and Vacuum Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4310-00-000-0050 4310-00-001-0059 4310-00-001-2044 4310-00-001-3477 4310-00-001-3493 4310-00-001-6194 4310-00-001-6381 4310-00-001-7755
SUBSTITUTES & CROSS-REFERENCES 7
S30521APC77Reference document
Same NSN cross-reference
Reference document — Secondary reference
S-30154-77Reference document
Same NSN cross-reference
Reference document — Secondary reference
807187-16Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
27Reference document
Same NSN cross-reference
Reference document — Secondary reference
49003160Reference document
Same NSN cross-reference
Reference document — Secondary reference
S30154Reference document
Same NSN cross-reference
Reference document — Secondary 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 49-001-948?
49-001-948 is a RING,PISTON.
What parts can replace 49-001-948?
There are 7 known substitutes for 49-001-948: S30521APC77, S-30154-77, 807187-16 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49-001-948?
49-001-948 is cataloged in the U.S. Government catalog under NSN 4310-00-267-5652. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.