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948515-605 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

948515-605: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include thread_class: 2B RIGHT INTERNAL, thread_direction: RIGHT-HAND RIGHT INTERNAL, width_across_flats: 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN, nominal_thread_size: 0.138 INCHES RIGHT INTERNAL IN, cross-sectional_shape: HEXAGON, cross-sectional_length: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-351-2855, 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
948515-605
NSN: 5340-01-351-2855
FSC: 5340 — Hardware, Commercial
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
thread_class2B RIGHT INTERNAL
thread_directionRIGHT-HAND RIGHT INTERNAL
width_across_flats0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
nominal_thread_size0.138 INCHES RIGHT INTERNAL IN
cross-sectional_shapeHEXAGON
cross-sectional_length0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
thread_quantity_per_inch32 RIGHT INTERNAL
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
specification/standard_data80205-NAS1831 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5340-01-351-2855
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 948515-605 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
•
CROSS-SECTIONAL LENGTH: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND RIGHT INTERNAL
•
NOMINAL THREAD SIZE: 0.138 INCHES RIGHT INTERNAL IN
•
SPECIFICATION/STANDARD DATA: 80205-NAS1831 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
CROSS-SECTIONAL SHAPE: HEXAGON
•
THREAD CLASS: 2B RIGHT INTERNAL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
CROSS-SECTIONAL LENGTH0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
NOMINAL THREAD SIZE0.138 INCHES RIGHT INTERNAL IN
SPECIFICATION/STANDARD DATA80205-NAS1831 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CROSS-SECTIONAL SHAPEHEXAGON
SPECIAL FEATURESMATERIAL: ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2011 OVERALL;MATERIAL DOCUMENT AND CLASSIFICATION: -A-225/8,T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/6,T4 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-25/3,T4 FED SPEC 3RD MATERIAL RESPONSE OVERALL;SURFACE TREATMENT: ANODIZE OVERALL;SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 1 OR TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL;BEARING SURFACE TYPE: FLAT
THREAD CLASS2B RIGHT INTERNAL
THREAD QUANTITY PER INCH32 RIGHT INTERNAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
SUBSTITUTES & CROSS-REFERENCES 1
NAS1831Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 948515-605?
948515-605 is a STANDOFF,THREADED,SPACING.
What parts can replace 948515-605?
There is 1 known substitute for 948515-605: NAS1831. Substitute compatibility should be verified for your specific system.
What is the NSN for 948515-605?
948515-605 is cataloged in the U.S. Government catalog under NSN 5340-01-351-2855. 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.