PartsTable
Technical Data Sheet
Download PDF

291-23 — ATTENUATOR,FIXED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

291-23: ATTENUATOR,FIXED.

The ATTENUATOR,FIXED is a the manufacturer industrial component. Key specifications include length: 1.307 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN, diameter: 0.187 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING BODY, body_style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE, power_rating: 2.0 WATTS AVERAGE, overall_length: 1.020 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-012-5345, 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
291-23
NSN: 5340-01-012-5345
NIINs: 010125345, 012441261
FSC: 5340 — Hardware, Commercial
CAGE: 98889 — AEROCONTROLEX GROUP, INC. DIV TALLEY ACTUATORS (USA)
SPECIFICATIONS
length1.307 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
diameter0.187 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING BODY
body_styleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
power_rating2.0 WATTS AVERAGE
overall_length1.020 INCHES NOMINAL IN
frequency_range0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
mounting_methodCONNECTOR
overall_diameter0.280 INCHES NOMINAL IN
style_designatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
precious_materialGOLD
surface_treatmentGOLD OR PASSIVATE TERMINAL
NSN5340-01-012-5345
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 291-23 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
•
LENGTH: 1.307 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
•
DIAMETER: 0.187 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE: ROUND
•
DISTANCE FROM END TO HOLE CENTER: 1.245 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
•
HOLE QUANTITY PERPENDICULAR TO AXIS: 1
TECHNICAL CHARACTERISTICS
LENGTH1.307 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT EXTERNAL THREAD
DIAMETER0.187 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPEROUND
DISTANCE FROM END TO HOLE CENTER1.245 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
HOLE QUANTITY PERPENDICULAR TO AXIS1
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 291-23?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 291-23?
291-23 is a ATTENUATOR,FIXED.
What is the NSN for 291-23?
291-23 is cataloged in the U.S. Government catalog under NSN 5340-01-012-5345. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 291-23

✓ 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.